langchain
https://github.com/langchain-ai/langchain
Python
⚡ Building applications with LLMs through composability ⚡
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- Issues
- core: `create_image_block` does not enforce the mime_type requirement its docstring declares
- `_ConfigurableModel.batch_as_completed` rejects singleton tuple configs despite the `Sequence[RunnableConfig]` contract
- fix(mistralai): timeout and connection errors are not classified as model errors
- core: `ImagePromptValue` cannot be deserialized while its three sibling prompt values can
- fix(langchain): drop foreign provider built-in tools on model fallback
- feat(core): update llm trace metadata based on gateway information
- fix(anthropic): preserve `response_metadata` when `stream_usage` is disabled
- langchain-profiles refresh corrupts strings containing JSON literal substrings
- Prompt templates silently misrender or reject non-`dict` `Mapping` inputs (`ChainMap`, `MappingProxyType`, `UserDict`)
- ListOutputParser and XMLOutputParser streaming silently drop messages with list content
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