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Deprecation - 1

2026 (6)

February (1)

azure: Retirement: Azure Front Door and Azure CDN profiles will end support for DHE cipher suites on April 1, 2026

Azure Updates

2026-02-02

Microsoft will end support on April 1, 2026 for weak DHE TLS cipher suites used by Azure Front Door (Standard, Premium, Classic) and Azure CDN from Microsoft (Classic) to improve security.

January (5)

github: Closing down notice of legacy Copilot metrics APIs

GitHub

2026-01-29

GitHub is closing down three legacy Copilot metrics APIs as it transitions to newer, more comprehensive usage metrics endpoints. Support for the legacy APIs will be limited, and users should plan to migrate to the updated endpoints.

github: Changes to GitHub Dependabot pull request comment commands

GitHub

2026-01-27

GitHub deprecated and removed several Dependabot-specific pull request comment commands (announced Oct 2025) and replaced them with GitHub's native pull request features; users should migrate any automation or scripts that relied on those commands.

github: Upcoming deprecation of select GitHub Copilot models from Claude, Google, and OpenAI

GitHub

2026-01-13

GitHub announced on Jan 13, 2026 that it will deprecate select GitHub Copilot models from Claude, Google, and OpenAI as part of routine retirements to prioritize newer, more capable models and maintain a fast, high‑quality Copilot experience.

github: Deprecation of user to organization account transformation

GitHub

2026-01-12

On January 12, 2026 GitHub deprecated the ability to convert a personal user account directly into an organization. Users should use the Move workflow to selectively migrate content instead. The change was announced on the GitHub Blog.

aks: Release 2026-01-04

Release notes from AKS

2026-01-09

AKS release 2026-01-04: Ubuntu 24.04 becomes the default OS SKU starting Kubernetes v1.35; multiple OS/node image updates and security/component upgrades; deprecations and retirements announced (Ubuntu 18.04 removed, Azure Linux 2.0 end-of-support and removal, Basic Load Balancer retired, Kubernetes 1.31 deprecated); several new previews and behavioral changes; important dates and migration actions required.

2025 (6)

December (2)

azure: Retirement: Deprecation of Custom Resource Providers

Azure Updates

2025-12-29

Azure will deprecate the Custom Resource Provider (CuRP) service in 2026, retiring the feature by October 31, 2026. A scream test will run on October 27, 2025; the announcement also references an action on July 31, 2026 but the provided content is truncated and does not detail that event.

github: npm classic tokens revoked, session-based auth and CLI token management now available

GitHub

2025-12-09

On 2025-12-09 GitHub completed the deprecation of npm classic tokens by revoking them and moving to session-based authentication. At the same time GitHub released CLI token management features so developers can manage authentication tokens from the command line. This change is part of a security hardening effort and requires affected users and automation to re-authenticate and adopt the new session-based flows or updated tokens.

November (3)

github: Claude Sonnet 3.5 deprecated, Claude Haiku 4.5 available in Copilot Free

GitHub

2025-11-10

GitHub deprecated Claude Sonnet 3.5 across all Copilot experiences on November 10, 2025, and made Claude Haiku 4.5 available in Copilot Free.

github: GraphQL Explorer removal from API documentation on November 7, 2025

GitHub

2025-11-07

On November 7, 2025 GitHub retired the GraphQL Explorer from its API documentation. The change, following a prior announcement, affects a small number of users who used the Explorer to experiment with the GitHub GraphQL API.

github: The legacy Copilot usage report CSV is no longer available

GitHub

2025-11-05

GitHub has retired the legacy Copilot usage report CSV that organization administrators could access under Copilot access settings; the report was deprecated three months earlier and is now no longer available.

October (1)

github: Deprecated models in GitHub Models

GitHub

2025-10-31

GitHub Models has deprecated several older models and asks users to transition to the suggested newer versions (for example, Mistral-Nemo users should move to Mistral-small-2503) to continue using improved models with enhanced features.