langchain 1.5.0
langchain 1.5.0 drops Python 3.10 support and requires langchain-core 1.8.0.
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langchain changelog
6 versions of langchain from LangChain in The Deploy Log. From to . On the median a new version every 10 days, publisher's dates only; the longest wait was 23 days. The newest is 1.5.0. 4 versions in the last 30 days. 1 row with no publisher's date. Each links the publisher's own page.
| Version | Publisher's date | Days after the one before |
|---|---|---|
| 1.5.0 | 1 | |
| 1.4.10 | 6 | |
| 1.4.9 | 14 | |
| 1.4.7 | 23 | |
| 1.4.3 | ||
| 1.4.2 | No date |
LangChain 1.4.10
LangChain 1.4.10 released with middleware stream and trace input fixes.
langchain 1.4.9
langchain 1.4.9 requires langchain-core>=1.7.5 and standardizes model refusal content blocks.
langchain 1.4.7
langchain 1.4.7 released with tool-call-delta read in stream consumers and dependency bumps.
langchain 1.4.3
langchain 1.4.3 supports Bedrock Mantle chat models in init_chat_model and recognizes GPT-6 structured output.
LangChain 1.4.2
LangChain 1.4.2 fixed preserving model-generated tool calls in human-in-the-loop tool call edits and added a notice to ToolMessage.
One line every time AI actually ships, around the clock, free on Threads and Bluesky. Every one is in The Deploy Log with its source.