derived calendar
AI product retirement and migration calendar
Documented AI product retirements and dated migrations already tracked by PlaintextML, ordered by effective date without inferring service status.
- Published
- Sources checked
- By
- PlaintextML editorial process
How to use this calendar
Start with records that name a date, then check the linked vendor documentation and your own configuration. Undated changes remain in the tracker but do not receive an invented deadline.
NumPy 2.0 breaks the 1.x binary ABI and removes legacy APIs
NumPy · NumPy 2.0 ABI and APIs · Effective 2024-06-16 · Source checked 2026-09-07
PyTorch 2.6 makes weights-only checkpoint loading the default
PyTorch Foundation · PyTorch 2.6 torch.load · Effective 2025-01-29 · Source checked 2026-09-07
MLflow 3 changes model storage and removes deprecated APIs
MLflow Project (LF Projects) · MLflow 3 model storage and APIs · Effective 2025-06-10 · Source checked 2026-09-07
Transformers v5 removes TensorFlow and JAX backends and refactors core APIs
Hugging Face · Hugging Face Transformers 5.0 / v5 migration · Effective 2026-01-26 · Source checked 2026-09-07
Gemini 2.0 Flash and Flash-Lite API endpoints were shut down
Google · Gemini 2.0 Flash / Flash-Lite and -001 variants · Effective 2026-06-01 · Source checked 2026-09-07
Gemini Interactions API replaced outputs with a typed steps timeline
Google · Gemini v1beta Interactions API, May–June 2026 schema · Effective 2026-06-08 · Source checked 2026-09-07
OpenAI Assistants API shut down in favor of Responses and Conversations
OpenAI · OpenAI Assistants API · Effective 2026-08-26 · Source checked 2026-09-07
Limits
This calendar only includes selected PlaintextML change records. A scheduled or elapsed effective date is not independent proof of an outage; open the record and vendor source before acting.
Sources
- BC-Breaking Change: torch.load is being flipped to use weights_only=True by default
- PyTorch 2.6 Release Blog
- PyTorch serialization semantics
- OpenAI API deprecations
- Assistants migration guide
- NumPy News: NumPy 2.0 release date and release announcement
- NumPy 2.0.0 Release Notes
- NumPy 2.0 migration guide
- NumPy guidance for downstream package authors
- MLflow 3 release announcement
- MLflow 3 migration guide
- How to upgrade MLflow
- MLflow v3.0.0 GitHub release
- MLflow 3 launch post
- MLflow 3.0.0 package release
- Transformers v5 announcement
- Transformers v5.0.0 release notes
- Transformers 5.0.0 package release
- Transformers Version 5 migration guide
- Interactions API breaking changes migration guide (May 2026)
- Gemini API release notes
- Gemini API deprecations
The source-check date records editorial review. Routine builds do not advance it.
Revision history
- — Generated from the current selected change records; no dates or availability states were inferred.