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PyPI · #2594 most downloaded on PyPI
OpenInference LangChain Instrumentation
Last release 3 days ago
01 Oct 2026
Ships fairly regularly
a new release about every 4 weeks
Some releases are documented
notes for 26 of the last 60 stable releases
2 versions withdrawn
withdrawn after publishing
3 years old
79 releases · first in 2024
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One column per month.
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langchain: Add Finish Reason Attribute
langchain: map unknown run types (parser) to CHAIN instead of UNKNOWN
langchain: accept LangGraph interrupt and resume callbacks
langchain: Ignore GraphInterrupt Exceptions
bump openinference-instrumentation minimum to >=0.1.51
bump openinference-instrumentation minimum to >=0.1.50
Support Wrapt 2.x Across All Instrumentations
langchain: serialize BaseMessage in traced IO
semconv: add meta, zai, and minimax as well-known llm.provider values
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cohere: instrument ClientV2.rerank
bump openinference-semantic-conventions minimum to >=0.1.33
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semconv: add decision model attributes
bump openinference-semantic-conventions minimum to >=0.1.37
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bump openinference-instrumentation minimum to >=0.1.60
semconv: add audio and video semantic conventions
bump openinference-semantic-conventions minimum to >=0.1.33
semconv: add meta, zai, and minimax as well-known llm.provider values
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bump openinference-semantic-conventions minimum to >=0.1.37
bump openinference-instrumentation minimum to >=0.1.60
Nothing published for this version
bump openinference-instrumentation minimum to >=0.1.60
Nothing published for this version
bump openinference-semantic-conventions minimum to >=0.1.33
bump openinference-semantic-conventions minimum to >=0.1.37
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