hwchase17

hwchase17 — profile photo on you.md

Co-founder of LangChain. Building the tooling layer for LLM applications.

Location: San Francisco, CA

Harrison Chase created LangChain while working at Robust Intelligence. Within months it became the default way to build LLM applications. LangChain now powers thousands of production AI systems.

Current Focus

Projects

Links

Machine-readable endpoints: JSON: https://you.md/hwchase17/you.json Text: https://you.md/hwchase17/you.txt

you.md/hwchase17
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hwchase17

Co-founder of LangChain. Building the tooling layer for LLM applications.

active

San Francisco, CA

@hwchase17

agent-readythis profile has structured endpoints

direct endpoints (no JS required):

GET you.md/hwchase17/you.json

GET you.md/hwchase17/you.txt

preferred retrieval order:

1. /hwchase17/you.json -- structured identity context

2. /hwchase17/you.txt -- plain text markdown

3. /hwchase17 -- HTML profile (requires JS)

identity

Harrison Chase created LangChain while working at Robust Intelligence. Within months it became the default way to build LLM applications. LangChain now powers thousands of production AI systems.

current activity

- LangSmith production monitoring

- LangGraph agent framework

- LLM application infrastructure

projects

LangChain

Most popular framework for building LLM apps. 90k+ GitHub stars, Python and JS.

LangSmith

Production observability platform for LLM applications.

LangGraph

Framework for building stateful, multi-actor agentic applications.

links

github↗website↗x↗

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maintenance

maintained by: human + agent

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updated by the human. maintained by the system.

hwchase17 — you.md/hwchase17