API · SDK · runtime · authentication lifecycle intelligence

Last updated · 9 September 2026

SchemaTrace

Breaking changes, enforcement dates and migration requirements.

Dates that change implementation decisions

Enforcement, retirement and transition dates

Dates are separated into announcements, availability, transition windows, enforcement deadlines and retirement milestones. Unknown dates remain unknown.

Deadline2026-01-31

ST-2026-133Google CloudNew deployments blocked

New deployments blocked · 31 Jan 2026

Migrate source and build configuration to a supported Go runtime, test compatibility and avoid relying on the former legacy-runtime policy exception.

Deadline2026-02-16

ST-2026-103CloudflareDeprecated or maintenance

Quick Editor inspector replaced · 16 Feb 2026

Use the Quick Editor log viewer for supported logging. If remote inspection is required, clone the dashboard project locally with wrangler init --from-dash and continue development with Wrangler.

Deadline2026-03

ST-2026-004KubernetesRetired

Maintenance ended · Mar 2026

Identify affected clusters and plan migration to Gateway API or another maintained ingress controller; continued operation should be treated as unsupported and security-risk-bearing.

Milestone2026-03-03

ST-2026-137Google CloudCommand deprecated

No final removal version stated

Migrate automation to BigQuery Export and monitor for a later removal release.

Deadline2026-03-20

ST-2026-100CloudflareContract changed

Managed OAuth available · 20 Mar 2026

Enable Managed OAuth in the Access application or portal settings, or set oauth_configuration.enabled=true through the API; verify client discovery and browser authorization; and ensure an MCP server validates the Cf-Access-Jwt-Assertion that Access forwards to the origin.

Deadline2026-03-31

ST-2026-015MicrosoftEnforcement active

Mitigation deadline · 31 Mar 2026

Inspect service-principal sign-in logs for the all-zero identifier, decide whether each application should retain access, create a service principal in the resource tenant, and verify that later sign-ins carry the new object identifier.

Deadline2026-04-10

ST-2026-041CloudflareAvailable

New token format available · 10 Apr 2026

Rotate to newly generated token formats where appropriate, enable supported secret scanning and test revocation and replacement runbooks.

Deadline2026-04-21

ST-2026-028GitHubRemoved

Legacy fields removed · 21 Apr 2026

Remove dependencies on the old fields, create and manage Code Security Configurations, set an appropriate default configuration for new repositories and test migration semantics.

Deadline2026-04-21

ST-2026-085GitHubFields removed

Legacy fields removed · 21 Apr 2026

Migrate policy automation to the Code Security Configurations REST API or organisation settings and replace legacy new-repository defaults with a default configuration.

Deadline2026-04-30

ST-2026-036CloudflareMajor release

Version 7.0.0 released · 30 Apr 2026

Review the v7 migration guide, update types and method calls, and run integration tests before upgrading.

Deadline2026-04-30

ST-2026-048CloudflareBreaking release

Version 5 released · 30 Apr 2026

Upgrade the runtime and dependencies, review changed resources and test generated types before adoption.

Deadline2026-04-30

ST-2026-049CloudflareBreaking release

Version 6 released · 30 Apr 2026

Review retry timeouts, nullable return handling, environment configuration and URL construction before upgrading.

Deadline2026-05-04

ST-2026-121AtlassianEnforced

Final removal · 4 May 2026

Use the supported API host and Bearer header, stop expecting client-credentials refresh tokens and parse the singular scope property.

Deadline2026-05-12

ST-2026-016AtlassianExpiration enforced

Legacy-token expiry window ended · 12 May 2026

Inventory account API tokens, identify scripts still using expired or near-expiry credentials, create scoped replacement tokens with an appropriate lifetime, update secret stores, test integrations and revoke replaced credentials.

Deadline2026-05-19

ST-2026-084GitHubField removed

Response field removed · 19 May 2026

Remove dependencies on the deleted object and read the core rate-limit resource for code-scanning upload capacity.

Deadline2026-05-21

ST-2026-033ShopifyRemoved

Removed in Shopify CLI 4.0

Upgrade scripts to CLI 4 semantics, replace removed flags, and pin or disable automatic updates where CI reproducibility requires it.

Deadline2026-05-21

ST-2026-064ShopifyBreaking release

CLI 4.0 released · 21 May 2026

Update scripts, choose the precise replacement flag and disable auto-updates where deterministic environments require it.

Deadline2026-05-27

ST-2026-119AtlassianAuthentication cutover enforced

New OAuth server enforced · 27 May 2026

Discard stale registration and discovery state, rediscover the protected resource and OAuth server and obtain a registration recognised by the new provider.

Deadline2026-05-30

ST-2026-067CloudflareRetired with alias

K2.5 retirement and alias · 30 May 2026

Evaluate K2.6 capability and pricing and update explicit model governance rather than relying silently on the alias.

Deadline2026-06-01

ST-2026-010Amazon Web ServicesEnd of support

End of support effective · 1 Jun 2026

Inventory V3 package references, review the AWS V4 migration guide and breaking changes, update and test non-production workloads, then move production builds to supported V4 packages.

Deadline2026-06-01

ST-2026-095Amazon Web ServicesRemoved or support ended

End of support · 1 Jun 2026

Migrate supported scripts and environments to AWS Tools for PowerShell v5 using AWS's migration guide. Test the v5 breaking changes that apply to each workload, including PowerShell/runtime floors, nullable outputs, removed or renamed parameters and cmdlets, credential resolution, and changed serialization behaviour.

Deadline2026-06-12

ST-2026-129Amazon Web ServicesSupport ended

AWS support ended · 12 Jun 2026

Assess unsupported-use risk, preserve deployment state, and plan migration to ECS Express Mode, AWS CDK Layer 3 constructs or another maintained workflow.

Deadline2026-06-18

ST-2026-097AtlassianContract changed

Resource-level grant available · 18 Jun 2026

When creating a new 3LO integration, choose the resource-level grant if site-bounded access is required; exercise the consent flow, call GET /oauth/token/accessible-resources with the issued token, and route Jira or Confluence API requests with a returned cloud ID.

Milestone2026-06-18

ST-2026-141Google CloudRuntime behaviour rollout

Rollout varies by production instance

Update retry and alerting logic, test both gateway types and account for a rollout that can vary by zone for up to four weeks.

Deadline2026-06-18

ST-2026-179CloudflareDefault login changed

Default change effective · 18 Jun 2026

Review the default login configuration for newly created Zero Trust organizations and explicitly add OTP or a third-party identity provider where required by the organization’s authentication design.

Deadline2026-06-23

ST-2026-014GitHubSupport ended

Python 3.9 support ended · 23 Jun 2026

Identify Python 3.9 constraints in project metadata, CI and Dependabot configuration; migrate to a supported Python release; then verify that Dependabot update jobs and pull requests resume successfully.

Deadline2026-06-30

ST-2026-017AtlassianLegacy keys deprecated

Legacy-key deprecation · 30 Jun 2026

Generate replacement keys, select a bounded expiry, copy each value at creation, move authentication out of URL query parameters, update dependent integrations, verify traffic on the new key and then delete the old credential.

Deadline2026-06-30

ST-2026-026AtlassianRemoved

v1 endpoint stopped working · 30 Jun 2026

Replace v1 calls with the v2 invite API, confirm the organization meets the paid-subscription prerequisite and test invitation workflows and error handling.

Deadline2026-06-30

ST-2026-027AtlassianRemoved

All V2 endpoints switched off · 30 Jun 2026

Inventory every /rest/2/ call, map it to V3, test production permissions and response contracts, and escalate any missing V3 equivalent to Atlassian.

Deadline2026-06-30

ST-2026-099Amazon Web ServicesContract changed

Programmatic account access available · 30 Jun 2026

Have a management-account or delegated IAM Identity Center administrator explicitly enable the sso:account:access scope for each eligible application; keep exchanged tokens and credentials on the backend; then test CreateTokenWithIAM and the account, role and temporary-credential portal API calls.

Deadline2026-07-01

ST-2026-079ShopifyRemoved

Removed in Admin API 2026-07

Remove calls to inventorySetScheduledChanges and redesign scheduling behaviour rather than treating immediate quantity adjustment as equivalent.

Deadline2026-07-01

ST-2026-167VercelBeta available

Beta announced · 1 Jul 2026

Evaluate Service Bindings for internal service calls and account for Service Requests and Fast Origin Transfer billing dimensions.

Deadline2026-07-03

ST-2026-060CloudflareBreaking release

Version 5 released · 3 Jul 2026

Replace dated package imports with generated runtime types before upgrading.

Deadline2026-07-08

ST-2026-013GitHubBreaking defaults active

npm v12 defaults active · 8 Jul 2026

Run installs on npm 11.16 or later to review warnings, use npm approve-scripts to create a committed allowlist, inventory Git and remote dependencies, and test clean CI builds before adopting npm v12.

Deadline2026-07-09

ST-2026-143Google CloudPreview feature shut down

Standalone Preview shut down · 9 Jul 2026

Remove dependencies on the standalone Preview and use retained incident data and supported security workflows.

Milestone2026-07-13

ST-2026-139CloudflarePermission model available

Current lifecycle state · 2026-07-13

Reduce read-only integrations to Admin Read and retain write permission only where mutation is required.

Deadline2026-07-13

ST-2026-152AtlassianAPIs removed

Public APIs removed · 13 Jul 2026

Move reads and writes to the documented bulk workflow APIs and test transition-property handling.

Deadline2026-07-15

ST-2026-096GitHubContract changed

Automatic immutable-ID format · 15 Jul 2026

Preview the immutable subject-claim prefix in the repository or organization OIDC settings UI or API, update the corresponding AWS, Azure, GCP, or other identity-provider trust policy to match the owner@ID/repository@ID format, and verify token exchange before opting in or completing a rename or transfer.

Deadline2026-07-15

ST-2026-107CloudflareRemoved or support ended

All remaining Gateway Audit SSH rules stopped working · 15 Jul 2026

Inventory any remaining audit_ssh network-policy rules, replace their SSH access and auditing workflow with Access for Infrastructure, and verify that the replacement provides the required access controls and session visibility.

Deadline2026-07-16

ST-2026-168GitHubPublic preview

Public preview · 16 Jul 2026

Opt into an Xcode 27 runner label only where public-preview and arm64-only constraints are acceptable, and validate tool-version differences from earlier images.

Deadline2026-07-21

ST-2026-106CloudflareDeprecated or maintenance

Account Roles API deprecated · 21 Jul 2026

Query the Permission Groups API for replacement IDs, remap persisted legacy Role assignments, update Account Members policy requests to use Permission Group IDs, and adapt response parsing to meta.label and meta.scopes without expecting individual permissions.

Deadline2026-07-26

ST-2026-134AtlassianLegacy editor removed

Final rollout completed · 26 Jul 2026

Update administrator guidance, test workflow-editing procedures and document any feature differences in the new editor.

Deadline2026-07-27

ST-2026-166Google CloudRuntime in Preview

Preview available · 27 Jul 2026

Use the `nodejs26` runtime only where Preview status is acceptable and keep deployment policies aligned with the runtime support schedule.

Deadline2026-07-28

ST-2026-102GitHubContract changed

Automatic malicious-workflow hold available · 28 Jul 2026

No protection setup is required. When GitHub holds a run, a collaborator with write access must inspect it and submit approval through an authenticated web session before any job executes.

Deadline2026-07-28

ST-2026-104Google CloudRemoved or support ended

Go 1.22 runtime decommissioned · 28 Jul 2026

Inventory functions that use runtime ID go122, move their code and deployment configuration to a supported Go runtime, and redeploy on that supported runtime; new and updated workloads can no longer select Go 1.22.

Deadline2026-07-28

ST-2026-145AtlassianCredential type removed

App passwords removed · 28 Jul 2026

Create least-privilege API tokens, rotate stored credentials and update Basic-authentication usernames and secrets where required.

Deadline2026-07-28

ST-2026-158Google CloudDefault changed

CLI 578.0.0 released · 28 Jul 2026

Add --no-auto-commit where review-before-commit semantics are required and test on CLI 578 or later.

Deadline2026-07-28

ST-2026-169GitHubApproval gate enforced

Automatic protection active · 28 Jul 2026

Account for held runs in CI operations and ensure an authorised collaborator can review and approve a legitimate held run through an authenticated web session.

Deadline2026-07-30

ST-2026-006GitHubRetirement scheduled

Full retirement · 30 Jul 2026

Inventory GitHub Models usage, move model-access workloads to a supported alternative, test failure handling during the announced brownouts, and remove dependencies on the inference API and BYOK endpoints before retirement.

Deadline2026-07-30

ST-2026-089Google CloudRemoved or support ended

No later mandatory date stated

Stop relying on the retired MCP management operations. For supported MCP services, enable the underlying API or service and use the supported MCP endpoint path. The cited release notes do not establish a replacement for Service Usage v2beta consumer-policy management.

Deadline2026-07-31

ST-2026-162Google CloudLocation constraint enforced

General enforcement · 31 Jul 2026

Keep allowedLocations in the job region and audit qualifying older projects before their later enforcement date.

Deadline2026-07-31

ST-2026-012GitHubEnforcement scheduled

First full enforcement · 31 Jul 2026

Audit runner versions, update images and installation automation, enable or operationalise regular upgrades, test brownout exposure, and avoid pinning fleets permanently to the registration minimum.

Deadline2026-08-03

ST-2026-174GoogleCreation deprecated

New Smart Campaign creation disabled · 3 Aug 2026

Remove or redirect Smart Campaign creation workflows, preserve supported update operations for existing campaigns, and test any replacement campaign-creation path before relying on it.

Deadline2026-08-04

ST-2026-155Google CloudOutput column removed

CLI 579.0.0 released · 4 Aug 2026

Remove dependencies on the PRESERVED_STATE output column before adopting CLI 579.

Deadline2026-08-05

ST-2026-165Google CloudPreview expanded

Preview expansion · 5 Aug 2026

Re-evaluate sandbox coverage where jobs or worker pools were previously excluded, while preserving Preview qualification in production decisions.

Deadline2026-08-05

ST-2026-178GoogleVersion sunset enforced

v21 sunset / requests begin failing · 5 Aug 2026

Identify any remaining v21 request paths, migrate them to a newer supported Google Ads API version, and verify production traffic no longer depends on v21.

Deadline2026-08-06

ST-2026-126ZendeskBreaking response change

Response-shape change enforced · 6 Aug 2026

Update response models, schema validators, persistence and downstream calculations to handle the amount-and-currency object before 6 August 2026.

Deadline2026-08-07

ST-2026-173GitHubDefault configuration changed

Automatic-review default reversed · 7 Aug 2026

If automatic Copilot code review is still desired, explicitly add or edit a repository- or organization-level ruleset to enable it rather than relying on Code Quality enablement.

Deadline2026-08-14

ST-2026-127ContentfulBreaking response change

Role-based responses enforced · 14 Aug 2026

Test affected integrations with non-admin credentials, remove assumptions about unavailable fields and update response handling before enforcement.

Deadline2026-08-14

ST-2026-128ContentfulBreaking pagination change

Cursor pagination enforced · 14 Aug 2026

Replace skip-based iteration with pageNext/pagePrev cursor handling and update response models before 14 August 2026.

Deadline2026-08-17

ST-2026-101OktaChange scheduled or previewed

Expanded XAA preview expected · 17 Aug 2026

Model and approve each requesting-to-resource application connection in Okta, set the required tokenType and connectionType values in API-managed configurations, validate the allowed user actions, and reconfigure earlier Delegation-tab access in the User access tab where Okta’s migration guidance applies.

Deadline2026-08-18

ST-2026-074GitHubEnforcement scheduled

Minimum patch enforcement · 18 Aug 2026

Patch GHES to at least the named release level before submitting support bundles through the affected commands.

Deadline2026-08-21

ST-2026-170Google CloudDecommission scheduled

Scheduled decommission · 21 Aug 2026

Inventory `go123` workloads and migrate them to a supported newer Go runtime before the current decommission boundary, while rechecking Google's live schedule for any postponement.

Deadline2026-08-21

ST-2026-022Google CloudDecommissioning active

Go 1.23 decommission · 21 Aug 2026

Locate workloads using go122 or go123, upgrade to a supported Go runtime, rebuild and redeploy before the applicable decommission date, and verify that deployment automation and base-image references no longer pin the retired runtime IDs.

Deadline2026-08-22

ST-2026-098Google CloudContract changed

Agent Identity APIs generally available · 22 Aug 2026

Inventory IAM Connectors API usage, verify automatically mirrored auth providers in the V2 authProviders resource hierarchy, and migrate IAM policies, agent code and client applications to the Agent Identity APIs before relying on the replacement path.

Deadline2026-08-25

ST-2026-181GitHubRetention change scheduled

Closed-alert archival begins · 25 Aug 2026

Before 25 August, identify UI or API workflows that rely on Dependabot alerts closed at least two years ago and prepare to use the downloadable archive for that historical data.

Deadline2026-08-25

ST-2026-190GitHubSupport discontinuation scheduled

GitHub Enterprise Server 3.17 support ends · 25 Aug 2026

Plan and validate an upgrade from GitHub Enterprise Server 3.17 to a supported release before 25 August, following GitHub's supported upgrade path and prerequisites.

Deadline2026-08-31

ST-2026-171GitHubRetirement underway

Existing-user export boundary · 31 Aug 2026

Export existing Spark app code before 31 August 2026 if future editing is required, and treat any `llm()` dependency as a separate GitHub Models migration because that inference service already retired on 30 July.

Deadline2026-08-31

ST-2026-177GoogleVersion sunset and deprecation scheduled

v202508 sunset / v202511 deprecation · 31 Aug 2026

Move v202508 integrations to a supported version before 31 August, inventory v202511 usage, and plan the next upgrade before v202511's November sunset.

Deadline2026-08-31

ST-2026-110ShopifyDeprecated or maintenance

Deprecated Storefront MCP cart tools maintained through 31 Aug 2026

Move cart calls to /api/ucp/mcp; include meta.ucp-agent.profile on every request; send a UUID meta["idempotency-key"] for cancel_cart; send the complete line_items array on each update_cart call; and validate against the updated request and response schemas.

Deadline2026-09-01

ST-2026-071AtlassianRemoval scheduled

currentVersion removed · 1 Sep 2026

Remove currentVersion dependencies, update types and test against the supported fields before September.

Deadline2026-09-01

ST-2026-172GitHubModel deprecations scheduled

Six model deprecations · 1 Sep 2026

Inventory explicit selection of the named models, enable and test an appropriate supported alternative before 1 September where needed, and preserve the stated Sonnet 4.6 annual-individual-plan exception.

Deadline2026-09-04

ST-2026-230AtlassianDeprecated · parameter removal scheduled

Next lifecycle milestone · 2026-09-04

Remove use of ?merge=true before 4 September 2026 and adopt Atlassian's supported alternative for retrieving merge-conflict information where that capability is required.

Deadline2026-09-05

ST-2026-115GitHubAction required

Current signing key expires · 5 Sep 2026

Rerun GitHub's current Linux installation steps for the relevant distribution before 5 September 2026 and update container build instructions where applicable.

Deadline2026-09-05

ST-2026-242GitHubSigning-key transition at first post-expiry release

Current GitHub CLI Linux repository signing key expires · 2026-09-05

Verify that the replacement key is trusted and refresh pre-8-April APT or RPM setup before consuming the first post-expiry release; Windows, macOS, source builds, community package managers, direct .deb files and standalone archives are outside this change.

Deadline2026-09-14

ST-2026-225CloudflareDeprecation deadline scheduled

Migrate from Azure Functions connector by · 14 Sep 2026

Migrate the Microsoft Sentinel integration to Cloudflare's Codeless Connector Framework connector before 14 September 2026 and validate the replacement ingestion path before retiring the old connector.

Deadline2026-09-15

ST-2026-114GitHubRetirement scheduled

SHA-1 fully disabled · 15 Sep 2026

Upgrade browsers, Git, operating-system TLS libraries and API frameworks and verify connectivity against github.dev, where SHA-1 is already disabled.

Deadline2026-09-23

ST-2026-234GitHubNode 20 removal scheduled

Node 20 scheduled for removal · 2026-09-23

Validate affected actions and self-hosted runners on Node 24 before 23 September 2026 and remove dependencies on the temporary Node 20 opt-out.

Deadline2026-09-25

ST-2026-122MicrosoftRetirement scheduled

Existing API retires · 25 Sep 2026

Add the resourceType request dimension, migrate the endpoint and validate supported resource types before the retirement date.

Deadline2026-09-25

ST-2026-185MicrosoftEndpoint retirement scheduled

Legacy Check Inventory API retires · 25 Sep 2026

Move inventory calls to /v1/extensions/product/checkinventorybyresourcetype, provide the required resourceType parameter, and validate the replacement flow before 25 September.

Deadline2026-09-27

ST-2026-073CloudflareEnforcement scheduled

Enforcement begins · 27 Sep 2026

Validate and shorten account names before calling POST /accounts, and handle the HTTP 400 response.

Deadline2026-09-30

ST-2026-023MicrosoftService stop scheduled

v3 Linux Consumption apps stop · 30 Sep 2026

Inventory Linux Consumption function apps targeting v3, validate language and extension compatibility, migrate to Functions v4, redeploy and perform production verification before 30 September 2026.

Deadline2026-09-30

ST-2026-030MicrosoftRetirement scheduled

Service retirement · 30 Sep 2026

Assess data volume and architecture, deploy Azure Health Data Services FHIR service, migrate data and applications, reconfigure identity and endpoints, test cutover, and separately replace SMART on FHIR proxy before its September cutoff.

Deadline2026-09-30

ST-2026-148CloudflareAuthentication retirement scheduled

Service Keys stop working · 30 Sep 2026

Replace X-Auth-User-Service-Key with a least-privilege API Token and update affected supporting software before the deadline.

Deadline2026-09-30

ST-2026-163AtlassianModules scheduled for deprecation

Migrate before · 30 Sep 2026

Migrate manifests, compatibility declarations and internal links to global:fullPage before 30 September 2026.

Deadline2026-09-30

ST-2026-002Google CloudEnforcement scheduled

Final Stage 2 deadline · 30 Sep 2026

Complete Stage 1 first, migrate permissions to IAM, map legacy API calls to Chronicle API, update webhook domains and formats, and upgrade Remote Agents to service-account authentication before the final deadline.

Deadline2026-10-01

ST-2026-020VercelEnforcement scheduled

New Node.js 20 deployments disabled · 1 Oct 2026

Inventory affected projects, upgrade runtime pins to Node.js 24, reinstall dependencies, run build and test suites, deploy and verify process.version. Use a container only as a bounded temporary alternative and assume responsibility for its Node.js security updates.

Deadline2026-10-01

ST-2026-108ShopifyRemoval scheduled

Customer Account API 2026-10 becomes stable · 1 Oct 2026

Remove Customer.lastIncompleteCheckout and nested Checkout selections before upgrading to 2026-10. Use Storefront API cart flows for active buyer cart or checkout state, or Customer.orders for completed purchase history, according to the required workload.

Deadline2026-10-01

ST-2026-111ShopifyContract changed

Admin GraphQL API 2026-10 stable release · 1 Oct 2026

Inventory Admin GraphQL queries that filter by metafields; confirm each metafield has a definition, allows filtering and supports the comparison used; correct invalid predicates; and test against API 2026-10 before upgrading. Keep affected queries on 2026-07 or earlier until the filter is valid.

Deadline2026-10-01

ST-2026-233GitHubRetention enforcement scheduled

Expanded retention policy takes effect · 2026-10-01

Review repository, organisation or enterprise Actions retention settings and preserve any historical checks, workflow-run or status data that must remain available beyond the configured period before 1 October 2026.

Deadline2026-10-05

ST-2026-090CloudflareDeprecated · EOL scheduled

Next lifecycle milestone · 2026-10-05

Before 5 October 2026, migrate route operations to the route_id-based endpoints, update route-management tooling as Cloudflare directs, and change Tunnel/Mesh connection readers to the dedicated /connections endpoints; test workflows that depend on the deprecated request paths or embedded response field.

Deadline2026-10-15

ST-2026-032CloudflareRetirement scheduled

Legacy routes stop working · 15 Oct 2026

Inventory legacy route calls, replace the path prefix, and test create, list, get and delete workflows before the cutoff.

Deadline2026-10-15

ST-2026-038ShopifyEnforcement scheduled

mTLS enforcement · 15 Oct 2026

Provision the certificate, implement annual rotation, test mTLS handshakes and monitor expiry before the enforcement date.

Deadline2026-10-21

ST-2026-164Google CloudEndpoints scheduled for retirement

Managed endpoints retire · 21 Oct 2026

Inventory the named IDs and migrate to an appropriate supported managed model or separately deploy a documented alternative before retirement.

Deadline2026-10-23

ST-2026-184Auth0Default transition scheduled

Management API default changes · 23 Oct 2026

Audit third-party application provisioning before 23 October, explicitly set the intended security mode where workflow compatibility requires it, and test new-application creation under the strict default.

Deadline2026-10-30

ST-2026-105Google CloudDeprecated or maintenance

Node.js 20 runtime decommission · 30 Oct 2026

Inventory functions and deployment configuration that use nodejs20, migrate them to a supported Node.js runtime, and redeploy before 30 October 2026; after decommission, new creation and updates stop and remaining workloads may be disabled.

Deadline2026-11

ST-2026-011Amazon Web ServicesDefault change scheduled

New retry defaults · November 2026

Identify SDK and tool versions, opt in with AWS_NEW_RETRIES_2026 in non-production, test failure latency and retry-dependent workflows, set explicit max-attempt or retry-mode overrides where required, and deploy supported versions before the default rollout.

Deadline2026-11-01

ST-2026-154AtlassianEndpoints deprecated

Removal after · 1 Nov 2026

Migrate each endpoint to its enhanced token-pagination replacement and remove parallel random-page assumptions.

Deadline2026-11-10

ST-2026-024MicrosoftSupport end scheduled

.NET in-process support ends · 10 Nov 2026

Identify in-process applications, assess extension and binding compatibility, migrate projects to the isolated worker model, run functional and performance tests, and deploy before the support deadline.

Deadline2026-11-10

ST-2026-176MicrosoftSupport end scheduled

PowerShell 7.4 LTS support ends · 10 Nov 2026

Inventory PowerShell 7.4 installations and automation, test compatibility with a supported later release such as PowerShell 7.6 LTS, and complete controlled upgrades before the support boundary where continued support is required.

Deadline2026-11-13

ST-2026-007GitHubRemoval scheduled

Synchronous endpoint removal · 13 Nov 2026

Replace the old endpoint, implement polling and retry logic for the returned report URL, validate caching and error handling, and deploy the integration change before 13 November 2026.

Deadline2026-11-18

ST-2026-221SnowflakePhased migration pending and in progress

CORTEX_MODELS_ALLOWLIST rollout scheduled complete · 18 Nov 2026

Inventory Cortex workloads that still depend on the allowlist, validate model-role grants and the one-time mapping in each account, explicitly grant required model roles in execution contexts where PUBLIC is not active, and test before setting the allowlist to `None` or before the scheduled enforcement phases.

Deadline2026-11-20

ST-2026-140MicrosoftAuthentication migration scheduled

Basic authentication retirement · 20 Nov 2026

Configure the workload identity, test token exchange and remove Basic-authentication dependencies before 20 November 2026.

Deadline2026-11-23

ST-2026-044CloudflareRemoval scheduled

Final removal rollout begins · 23 Nov 2026

Replace the boolean field, map both supported nameserver types and test read and update behaviour before the rollout window.

Deadline2026-12-01

ST-2026-238AtlassianAnonymous-user support removal scheduled

Anonymous-user evaluation support ends · 2026-12-01

Detect the absence of accountId and use a deliberate default for anonymous users, or move anonymous flag logic to the server-side SDK using installContext before 1 December 2026.

Deadline2026-12-31

ST-2026-094Google CloudDeprecated or maintenance

Go v1 support ends · 31 Dec 2026

Move Ruby workloads from google-cloud-pubsub v2.x to v3 now. Plan and test the Go v1-to-v2 migration before 31 December 2026, using Google's migration guide and accounting for the v2 client changes before updating the module dependency.

Deadline2027-01-01

ST-2026-019ShopifyMigration required

All-public-app enforcement · 1 Jan 2027

Implement refresh-token storage and rotation, exchange each existing installation’s non-expiring credential without requiring merchant reinstall, update persistent secret state atomically, refresh proactively and on authentication failure, and monitor API Health for migration status.

Deadline2027-01-04

ST-2026-093Amazon Web ServicesContract changed

TypeScript 5.5 and earlier leave SDK support · 4 Jan 2027

Inventory the TypeScript compiler used by each SDK v3 project and upgrade to a supported version before its boundary, then run the project type check and address new diagnostics. If an immediate compiler upgrade is not possible, pin @aws-sdk/* packages to the last compatible release while accepting that newer SDK updates, security patches and features will not be received.

Deadline2027-01-20

ST-2026-086OpenAIRemoval scheduled

Legacy model removal · 20 Jan 2027

Inventory affected model identifiers, select the documented replacement for each one and complete compatibility and quality testing before 20 January 2027.

Deadline2027-01-31

ST-2026-062AtlassianEnd of support extended

Connect end of support · 31 Jan 2027

Use the extension as bounded migration time, respond to Atlassian outreach and complete the move to Forge-supported architecture before 31 January 2027.

Deadline2027-01-31

ST-2026-116MicrosoftPhased retirement

Service retirement · 31 Jan 2027

Export blueprint data and migrate governance deployments to Azure Deployment Stacks with template specs or Git-based templates before retirement.

Deadline2027-02-01

ST-2026-083MicrosoftTemporary beta opt-out documented

Temporary opt-out expires · 1 Feb 2027

Use the beta request only after testing and appropriate approval, confirm Policy.ReadWrite.AuthenticationMethod permissions and an Authentication Policy Administrator or equivalent role, and complete migration before 1 February 2027.

Deadline2027-02-01

ST-2026-175MicrosoftAuthentication transition scheduled

Microsoft-provided SMS and voice fully retire · 1 Feb 2027

Identify SMS and voice users, move them to phishing-resistant methods such as passkeys, test registration and support flows, and evaluate a customer-managed telecom provider only where a continuing operational or regulatory need exists.

Deadline2027-03-01

ST-2026-245AtlassianRovo MCP v2 generally available; v1 tool transition scheduled

Existing v1 utilisation switches to v2 tools · 2027-03-01

Adopt the v2 endpoint for new integrations, verify client compatibility and update existing integrations before the stated v1 tool-surface transition; affected clients may need cached tool identifiers or .well-known credentials cleared.

Deadline2027-03-03

ST-2026-021Amazon Web ServicesDeprecation scheduled

Existing-function updates blocked · 3 Mar 2027

Identify provided.al2 functions, migrate and test them on provided.al2023 or another supported runtime, preserve safe rollback through versions and aliases, and finish before updates to the deprecated runtime are blocked.

Deadline2027-03-31

ST-2026-091CloudflareDeprecated · EOL scheduled

Next lifecycle milestone · 2027-03-31

Migrate to the per-setting GET /zones/{zone_id}/settings/{setting_id} and PATCH /zones/{zone_id}/settings/{setting_id} endpoints before 31 March 2027, and test multi-setting workflows against the resulting per-setting request pattern.

Deadline2027-04-30

ST-2026-088XeroRetirement scheduled

Version 3.0 retirement · 30 Apr 2027

Move integrations to Practice Manager 3.1 and test its content-negotiation, response-format and field-selection behaviour before 30 April 2027.

Deadline2027-05-01

ST-2026-018AtlassianExpiry rollout

Latest legacy-key expiry boundary · 1 May 2027

Check the provisioning page for each directory’s key expiry, schedule overlap rotation before the displayed date, update the identity provider immediately after regeneration, test provisioning and de-provisioning, and securely retire the old key.

Deadline2027-05-01

ST-2026-025HerokuDeprecated

Heroku-22 builds blocked · 1 May 2027

List all heroku-22 applications, move each to a newer supported stack, rebuild dependencies and native extensions, run release and application tests, and deploy before builds are blocked.

Deadline2027-06-30

ST-2026-113AtlassianRetirement scheduled

Endpoints stop working after · 30 Jun 2027

Inventory both GET calls, migrate filters and pagination to the corresponding v2 POST search contracts and test before the cutoff.

Deadline2027-06-30

ST-2026-008AtlassianRemoval scheduled

Legacy get endpoints stop · 30 Jun 2027

Locate calls to the two deprecated endpoints, map query and pagination behavior to the new search APIs, test result differences, and deploy the replacement before the June 2027 cutoff.

Deadline2027-07-15

ST-2026-092Amazon Web ServicesDeprecated or maintenance

Next lifecycle milestone · 2027-07-15

Migrate supported workflows to AWS CLI v2; test scripts with AWS's v1-to-v2 migration guidance or tooling, and where other applications share the Python environment, explicitly manage botocore or s3transfer versions rather than relying on the copies bundled with CLI v1.

Deadline2027-07-20

ST-2026-009Google CloudDeprecation active

Legacy API shutdown · 20 Jul 2027

Audit legacy endpoint use, enable and authenticate to Chronicle API, map each programmatic call to its modern equivalent, test custom integrations and feeds, and complete migration before the applicable instance cutoff.

Deadline2027-07-31

ST-2026-153AtlassianField deprecated

Removal after · 31 Jul 2027

Replace workflowId dependencies with workflowEntityId or the source-supported workflowName before removal.

MilestoneOngoing

ST-2026-244CloudflareMiniflare v5 breaking transition announced

Miniflare v5 release date not stated

Direct Miniflare consumers should audit the documented breaking changes and update integrations when adopting v5; users of higher-level Cloudflare tools should follow those tools' release guidance.

MilestoneOngoing

ST-2026-241GitHubRunner deprecation visibility API available

Version-specific dates are returned by the API

Query the endpoint for deployed runner versions and use the returned registration and runtime timestamps to plan upgrades before the applicable support boundary.

MilestoneOngoing

ST-2026-243AtlassianRebalanced user-led invocation limits available

No further enforcement date stated

Recalculate throttling and load-test assumptions against both installation windows, preserve the unchanged per-user guard, and stop relying on the removed environment-wide limit.

MilestoneOngoing

ST-2026-237CloudflareContent-use boundary enforced

Behavior is current; no later transition deadline stated

Set contentUse to the maximum intended use level, handle HTTP 400 policy rejections, and avoid treating a rejected crawl as a transport or authentication failure.

MilestoneOngoing

ST-2026-240AtlassianThird-party vendor use removed in affected majors

Restriction is version-bound; no separate universal date stated

Replace direct marketplace-client-java dependencies with Marketplace REST v4 integration before shipping or upgrading vendor plugins for the affected Data Center majors.

MilestoneOngoing

ST-2026-239OktaBeta in Preview

Beta in Preview; no Production GA date stated

Treat the capability as Beta in Preview, supply the three documented endpoint properties, preserve issuer immutability, and validate update behavior before production adoption.

MilestoneOngoing

ST-2026-222AWSPublic preview available

GA remains future until AWS announces it

Treat preview managed runtimes as non-production, test workload and tooling compatibility before GA, report issues during preview, and do not infer production support or SLA coverage until AWS announces GA.

MilestoneOngoing

ST-2026-224CloudflareLifecycle controls available

Controls are available; no mandatory transition deadline stated

Review service-token disable and rotation procedures, choose a grace period appropriate to the workload, update consumers to the new secret within that window, and revoke or disable credentials promptly where continued authentication is not intended.

MilestoneOngoing

ST-2026-208CloudflareGenerally Available

No mandatory migration deadline stated

Review configured client scopes, mark only genuinely optional permissions as optional, and ensure applications tolerate a narrower granted scope set instead of assuming every requested optional scope was approved.

MilestoneOngoing

ST-2026-232OktaGA · authentication methods available

Methods are current; no mandatory transition deadline stated

Use the documented API-key or static-JWKS mechanism where it matches the workload-connection design, and validate configuration against Okta's current Privileged Access guidance.

MilestoneOngoing

ST-2026-209CloudflareAvailable

No mandatory migration deadline stated

Reassess permission policies that added broad account-read roles only to enable Access listing, and validate that scoped members now see exactly the intended resources.

MilestoneOngoing

ST-2026-212CloudflarePackage transition available

No retirement deadline for the former package is stated

Rename the dependency and imports to @cloudflare/vitest-plugin, update TypeScript types entries, and validate tests; Cloudflare provides a codemod for the migration.

MilestoneOngoing

ST-2026-211CloudflareRuntime updated

No mandatory migration deadline stated

Run compatibility-sensitive test suites where application behavior depends on V8 engine semantics, but do not infer undocumented breaking changes from the version update alone.

MilestoneOngoing

ST-2026-217GitHubAvailable

Available; no mandatory migration deadline stated

Review incident-response runbooks and automation so credential containment targets the intended token types and verify delegated permissions and audit logging before use.

MilestoneOngoing

ST-2026-207CloudflareAvailable

No mandatory migration deadline stated

Choose Worker-level or account-wide Access scope deliberately, review sign-in policies and bypass exceptions, and test preview and production behavior before changing access defaults.

MilestoneOngoing

ST-2026-182Auth0Generally available

No legacy password-policy end-of-life date stated

Update connection-management automation to use options.password_options for new Flexible Password Policy configuration and avoid sending the current and legacy password-policy fields together in one update.

MilestoneOngoing

ST-2026-202CloudflareAvailable

No mandatory migration deadline stated

Review supported key types, enrollment flow, and application or policy MFA settings before enabling FIDO2 for infrastructure access.

MilestoneOngoing

ST-2026-215Amazon Web ServicesGenerally Available

No mandatory adoption deadline stated

Review AWS-managed role templates before use, confirm the generated or reused role grants only the intended permissions, and disable IAM Role Manager where centralized role creation is not wanted.

MilestoneOngoing

ST-2026-213Amazon Web ServicesGenerally Available

No mandatory migration deadline stated

Evaluate the new centralized assignment surface against existing Identity Center and IAM role governance, and verify role permissions and account scope before delegating access.

MilestoneOngoing

ST-2026-161CloudflareUnified entrypoints available

No mandatory migration date

Evaluate the unified binding or REST entrypoints and explicitly configure gateway and billing settings where adopted.

MilestoneOngoing

ST-2026-191Auth0Open Early Access

General-availability date not stated

Treat the capability as Open Early Access and validate delegation policy, audit events and session guardrails before depending on it in production workflows.

MilestoneOngoing

ST-2026-160CloudflareOptional authentication available

No mandatory adoption date

Adopt a custom domain and Access only where endpoint authentication is required.

MilestoneOngoing

ST-2026-192Auth0General Availability

No mandatory adoption deadline stated

Review group-selection and self-service configuration if group membership synchronization is needed, and validate the resulting mappings before operational reliance.

MilestoneOngoing

ST-2026-204Amazon Web ServicesGenerally Available

No mandatory migration deadline stated

Evaluate runtime instances when agent workloads need persistent EC2-backed capacity or sessions beyond the microVM runtime profile, and validate supported instance types, regions, and cost model before adoption.

MilestoneOngoing

ST-2026-159CloudflareOpt-in controls available

No mandatory adoption date

Configure an Access-protected custom domain when identity-aware controls are required and validate policy scope.

MilestoneOngoing

ST-2026-214Amazon Web ServicesConfiguration option available

No mandatory migration deadline stated

Choose the initial account-access setting deliberately, document whether application-only mode is intended, and enable account access later only when its service-linked role and account-management behavior are required.

MilestoneOngoing

ST-2026-157Google CloudField deprecated

No removal date stated

Inventory the field and follow replacement guidance when Google publishes it; do not assume an unstated removal date.

MilestoneOngoing

ST-2026-201Amazon Web ServicesGenerally Available

No mandatory migration deadline stated

Evaluate Installer V2 for installation and update workflows where reduced download and extraction overhead is useful; validate existing module-management assumptions before changing established automation.

MilestoneOngoing

ST-2026-203CloudflareAvailable

No mandatory migration deadline stated

Test dependencies and runtime behavior before advancing a Worker's compatibility date; use the documented opt-out flags if Node.js compatibility should remain disabled.

MilestoneOngoing

ST-2026-197CloudflareAvailable

No mandatory migration date stated

Review the Eager redirect setting for new or existing multi-domain Access applications and validate redirect and cookie behaviour against the intended user flow before changing an established configuration.

MilestoneOngoing

ST-2026-198CloudflareEarly Preview

General-availability date not stated

Treat the runtime as Early Preview and validate compatibility, persistence and isolation assumptions before depending on it for production workloads.

MilestoneOngoing

ST-2026-199CloudflareAvailable

No mandatory migration date stated

Validate service-binding interfaces, serializable value shapes and cross-language error handling before relying on the new interoperability in production workflows.

MilestoneOngoing

ST-2026-206Amazon Web ServicesGenerally Available

No mandatory migration deadline stated

Review GA breaking changes from the Developer Preview and validate generated schemas, converter changes and application behavior before upgrading existing preview integrations.

MilestoneOngoing

ST-2026-040GitHubPhased restriction

Exact phased cutoff dates not stated

Inventory bypass-enabled tokens, move sensitive workflows to supported authentication and prepare publishing automation for the later restriction.

MilestoneOngoing

ST-2026-029SlackOn hold

Replacement retirement date not stated

Continue migration planning and inventory classic-app dependencies, but do not represent a final shutdown date as fixed until Slack publishes a replacement schedule.

MilestoneOngoing

ST-2026-193Auth0Early Access

General-availability date not stated

Treat the capability as Early Access, request enablement through the Auth0 account team where available, and constrain worker credentials to the minimum required connections and scopes.

MilestoneOngoing

ST-2026-194Auth0Beta

General-availability date not stated

Treat Enterprise Connect as Beta, contact Auth0 to evaluate it, and validate federation, claims, provisioning and connection lifecycle behavior before production dependency.

MilestoneOngoing

ST-2026-195Auth0Early Access

General-availability date not stated

Treat the capability as Early Access, request enablement through the Auth0 account team where available, and validate agent identity and delegation semantics before operational reliance.

MilestoneOngoing

ST-2026-196Auth0Early Access

General-availability date not stated

Treat organization-level roles as Early Access and validate role definitions, permissions and invitation/group assignment behavior before replacing established authorization logic.

MilestoneOngoing

ST-2026-147CloudflareBreaking representation rollout

Rollout completion date not stated

Accept both documented JSON representations during rollout, or move schema-sensitive integrations to DoH wire format.

MilestoneOngoing

ST-2026-188CloudflareProtocol update effective

No /sse retirement date stated

Validate MCP clients against the stateless Streamable HTTP behaviour and prefer /mcp for current integrations while preserving compatibility handling where /sse is still used.

MilestoneOngoing

ST-2026-042CloudflareDeprecated

Next-major removal date not stated

Adopt MCP SDK v2 patterns, isolate legacy bridge use and test sessionful and stateless behaviour before the next major release.

MilestoneOngoing

ST-2026-051AtlassianAvailable

No retirement deadline stated

Declare required scopes, redeploy, validate portal-only permissions and avoid treating the user as a licensed account.

MilestoneOngoing

ST-2026-187Auth0Open Early Access

General-availability date not stated

Treat the capability as early-access rather than generally available, validate tenant and plan eligibility, and test authorization flows before production dependency.

MilestoneOngoing

ST-2026-205Amazon Web ServicesGenerally Available

No mandatory migration deadline stated

Evaluate the generally available .NET SDK where Lambda durable functions fit application requirements, and validate regional availability, pricing and workflow behavior before production adoption.

MilestoneOngoing

ST-2026-149Google CloudFlags deprecated

No removal version or date stated

Inventory use of the named flags, follow Google Cloud replacement guidance as it becomes available and avoid assuming an unstated removal deadline.

MilestoneOngoing

ST-2026-053CloudflareAvailable

No migration deadline stated

Test browser redirection and token handling while retaining One Client for private-network routing.

MilestoneOngoing

ST-2026-035GoogleDeprecated

Removal date not stated

Replace integer constants with AudioGuidanceSettings and test all guidance-output combinations.

MilestoneOngoing

ST-2026-072AtlassianUnavailable

Blocked until further notice

Suspend dependent automation, preserve failure handling and monitor the official changelog for restoration or a changed contract.

MilestoneOngoing

ST-2026-150Google CloudDownload default changed

Applies when adopting CLI 576.0.0 or later

Test rsync workflows on 576.0.0 or later and add --do-not-decompress wherever compressed output must be retained.

MilestoneOngoing

ST-2026-039ShopifyStaged enforcement

Mandatory enforcement date not stated

Complete verification when prompted, update onboarding instructions and plan for mandatory enforcement.

MilestoneOngoing

ST-2026-189Auth0Early Access

General-availability date not stated

Treat the capability as Early Access, follow Auth0's Google social connection enablement guidance, and validate the resulting Universal Login flow before production dependency.

MilestoneOngoing

ST-2026-063AtlassianPhased rollout

App-specific rollout timing varies

Wait for app-specific notice, retest versioning behaviour and retain bulk-upgrade controls where needed.

MilestoneOngoing

ST-2026-183Auth0Session-expiry control available

No separate enforcement deadline stated

Validate upstream session_expiry claims and downstream session behaviour for applicable Okta or OIDC enterprise connections before relying on the new expiry ceiling in access-control workflows.

MilestoneOngoing

ST-2026-050ShopifyCompatibility changed

No separate enforcement deadline stated

Handle optional, extra and legacy fields defensively and continue treating field-type changes as breaking.

MilestoneOngoing

ST-2026-065ShopifyRuntime changed

Runtime behaviour active

Treat endpoint deployment as affecting existing workflows and validate backward-compatible request handling.

MilestoneOngoing

ST-2026-059CloudflareAvailable

No forced migration date stated

Choose either exports or migrations, model renames and transfers explicitly and validate deployment output.

MilestoneOngoing

ST-2026-077GitHubAuthentication path changed

No mandatory PAT removal date stated

Update Copilot CLI, enable the organisation policy, grant copilot-requests: write and remove obsolete stored PATs after testing.

MilestoneOngoing

ST-2026-081ShopifyDeprecated

No announced removal version or date

Move merchant rules to validation Functions and discount rejection to discount Functions before adopting later API versions.

MilestoneOngoing

ST-2026-080ShopifyDeprecated

No announced removal date

Identify market-driven shipping shops, stop relying on deprecated merchant-owned profile writes and preserve app-owned profile behaviour separately.

MilestoneOngoing

ST-2026-109ShopifyDeprecated or maintenance

No removal version or date announced

Change engagement submissions and any upstream aggregation logic to send non-cumulative values, remove reliance on isCumulative=true, and verify downstream measurement before adopting the new behavior.

MilestoneOngoing

ST-2026-124ShopifyField deprecated

Removal date not stated

Update GraphQL selections and downstream semantics to use approximateDiscountedUnitPrice and preserve its approximate calculation boundary.

MilestoneOngoing

ST-2026-180CloudflareAvailable

No separate enforcement deadline stated

Enroll the required PIV keys, configure independent MFA only on the intended infrastructure applications or policies, set an appropriate MFA session duration, and validate the SSH client flow before relying on the control.

MilestoneOngoing

ST-2026-031GitHubPhased restriction with aggregate-history alternative

Full subscriptions-endpoint removal date not stated

Handle empty and 403 responses explicitly, remove assumptions of public identity enumerability, migrate star-growth analytics to GitHub's privacy-safe aggregate history endpoint where appropriate, and continue monitoring for the final subscriptions-endpoint removal date.

MilestoneOngoing

ST-2026-057GitHubAvailable

No rollout deadline stated

Delegate the manager role carefully, integrate audit receipts and distinguish revocation from deletion.

MilestoneOngoing

ST-2026-005SplunkTransition available

Legacy endpoint retirement date not stated

Inventory signalfx.com endpoint use, adopt the new realm-specific domains for current deployments, update RUM CSP directives and use versioned CDN URLs where required.

MilestoneOngoing

ST-2026-043GitHubTransition active

Final Node.js 20 removal date not stated

Test actions on Node.js 24, update unsupported hosts and remove reliance on the temporary Node.js 20 escape hatch.

MilestoneOngoing

ST-2026-151AtlassianAuthentication option available

No mandatory API-token migration stated

Evaluate OAuth 2LO for new or rotating service-account credentials and retain existing API-token handling unless a separately evidenced migration is chosen.

MilestoneOngoing

ST-2026-055CloudflareAvailable

No mandatory transition date stated

Choose a source account, govern recipient membership and test lifecycle behaviour as accounts join or leave.

MilestoneOngoing

ST-2026-001GitHubPublic preview

General availability date not stated

Evaluate ELM for repositories where downtime or large monorepo scale makes a traditional cutover difficult; confirm the supported GHES patch level and keep GitHub Enterprise Importer in the tool-selection decision.

MilestoneOngoing

ST-2026-130Google CloudCommand group deprecated

No later mandatory date stated

Move scripts and operational documentation to the agent-registry mcp-servers command group and monitor for a future removal version or date.

MilestoneOngoing

ST-2026-131GitHubToken format transition

No later mandatory date stated

Remove fixed-length and format validation, enlarge storage and transport fields, redact tokens robustly, and test both formats using the documented override.

MilestoneOngoing

ST-2026-132Google CloudCommand group deprecated

No later mandatory date stated

Inventory saas-runtime commands, migrate automation to app-lifecycle-manager and monitor release notes for a later removal boundary.

MilestoneOngoing

ST-2026-200GitHubAvailable

No mandatory migration deadline stated

Review the documented breaking changes and test integration compatibility before opting into 2026-03-10; no immediate migration is required.

MilestoneOngoing

ST-2026-003SAPPhased migration

Instance dates vary by data centre

Monitor the assigned migration date, configure required new SAP Cloud Connector subaccounts, and add the new URLs to IP allow lists before the instance migration.

MilestoneOngoing

ST-2026-112VercelDeprecated for new projects

No removal or end-of-support date announced

Move new implementations to Routing Middleware and Vercel Functions, test runtime differences, and monitor Vercel for any later removal or end-of-support date.