LangChain plugin for LiveKit Agents
This plugin integrates capabilites from LangChain within LiveKit Agents
Installation
pip install livekit-plugins-langchain
Usage
Using LangGraph workflows
You can bring over any existing workflow in LangGraph as an Agents LLM with langchain.LLMAdapter. For example:
from langgraph.graph import StateGraph
from livekit.agents import Agent, AgentSession, JobContext
from livekit.plugins import langchain
...
def entrypoint(ctx: JobContext):
graph = StateGraph(...).compile()
session = AgentSession(
vad=...,
stt=...,
tts=...,
)
await session.start(
agent=Agent(llm=langchain.LLMAdapter(graph)),
)
...
Metadata
Release files for livekit-plugins-langchain 1.8.9
For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.
Source distribution (sdist)
| File | Size | Uploaded | Provenance | |
|---|---|---|---|---|
| livekit_plugins_langchain-1.8.9.tar.gz | 5.6 kB | With provenance | Details |
Built distribution (wheel)
| File | Interpreter | ABI | Platform | Reset |
|---|---|---|---|---|
| livekit_plugins_langchain-1.8.9-py3-none-any.whl | Python 3 | none | any | Details |
Total release size: 11.5 kB
Release files / livekit_plugins_langchain-1.8.9.tar.gz
| Download URL | livekit_plugins_langchain-1.8.9.tar.gz |
|---|---|
| Size | 5.6 kB |
| Tags | Source |
|
SHA-256 checksum How to use checksums |
5cca83edc2a4f185c7779b55e3ba55e3eb85f82ed459c427cd67821315492643
|
|
BLAKE2b-256 checksum How to use checksums |
3786718e3d4d71623dd81e6af5e65c8fbc28f08932a63bd7df221d61bfe496ab
|
| Upload date | |
|
Uploaded using Trusted Publishing? What is trusted publishing? |
Yes |
| Uploaded via |
twine/7.0.0 CPython/3.13.14
|
Provenance
Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.
PyPI Publish Attestation
PyPI verified that this artifact, at this checksum, originated from the publisher listed below.
Signed by GitHub Actions, verified by PyPI on Oct 24, 2026.
Transparency logRelease files / livekit_plugins_langchain-1.8.9-py3-none-any.whl
| Download URL | livekit_plugins_langchain-1.8.9-py3-none-any.whl |
|---|---|
| Size | 5.9 kB |
| Tags | Python 3 |
|
SHA-256 checksum How to use checksums |
86c957047abdbb146a9fe880576f79fac08b7cbbf51899f3dd3c8eb5252107eb
|
|
BLAKE2b-256 checksum How to use checksums |
eaaa05d9c4788d3918cb9058cc0879ff12de99da056d94972d0dac7912fd8f36
|
| Upload date | |
|
Uploaded using Trusted Publishing? What is trusted publishing? |
Yes |
| Uploaded via |
twine/7.0.0 CPython/3.13.14
|
Provenance
Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.
PyPI Publish Attestation
PyPI verified that this artifact, at this checksum, originated from the publisher listed below.
Signed by GitHub Actions, verified by PyPI on Oct 24, 2026.
Transparency logSecurity for livekit-plugins-langchain 1.8.9
Provenance
Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.
Full provenance
All 2 files in this release have been uploaded with provenance metadata.
Attestation for livekit_plugins_langchain-1.8.9.tar.gz
PyPI Publish Attestation
PyPI verified that this artifact, at this checksum, originated from the publisher listed below.
Signed by GitHub Actions, verified by PyPI on Oct 24, 2026.
Transparency logA note on package security
PyPI is a repository for distributing packages, not a service for auditing them. While third-party security researchers and our staff do their best to detect and remove malicious packages, PyPI cannot guarantee the quality, security or suitability of any given package.
To learn more about protecting yourself from malicious actors, visit our package security documentation.
