Source: https://seerepo.com/compare/langchain-ai/langchain/vs/TauricResearch/TradingAgents
Markdown source: https://seerepo.com/compare/langchain-ai/langchain/vs/TauricResearch/TradingAgents.md
Description: langchain and TradingAgents share 3 technologies: LangChain, langchain-openai, and LangGraph. Both are written in Python.

# langchain vs TradingAgents

langchain and TradingAgents share 3 technologies: LangChain, langchain-openai, and LangGraph. Both are written in Python.

- [langchain-ai/langchain](https://seerepo.com/r/langchain-ai/langchain): The agent engineering platform.
- [TauricResearch/TradingAgents](https://seerepo.com/r/TauricResearch/TradingAgents): TradingAgents: Multi-Agents LLM Financial Trading Framework

## What they share and what sets them apart

- In common: LangChain, langchain-openai, LangGraph
- Only in langchain: chromadb, OpenAI, AIOHTTP, SQLAlchemy, langchain-text-splitters, langsmith, tiktoken, exa-py, Ollama, groq, pillow, Pydantic
- Only in TradingAgents: Rich, cryptography, langchain-anthropic, langchain-google-genai, markdown-it-py

## Side by side

| | langchain | TradingAgents |
|---|---|---|
| Size | 426,036 lines written, 1,654 code files | 25,828 lines written, 67 code files |
| Who writes it | 0.3% of its commits signed by AI. With GitHub Copilot, Claude Code, and Gemini CLI | 2.1% of its commits signed by AI. With Claude Code and Codex |
| Activity | Last push November 4, 2026, 17,017 commits, 148,995 stars | Last push November 4, 2026, 477 commits, 120,536 stars |
| Tests | 895 test files. 16.4% of its code files have a test that imports them | 90 test files. 85.1% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, langchain or TradingAgents?

langchain, with 426,036 lines written; TradingAgents has 25,828.

The proof: [langchain-ai/langchain's code at commit aa2528f](https://github.com/langchain-ai/langchain/tree/aa2528fb980a290d2b06c83a1be43e60bc2348f9)

### Which has more GitHub stars, langchain or TradingAgents?

langchain, with 148,995 stars; TradingAgents has 120,536.

The proof: [langchain-ai/langchain on GitHub](https://github.com/langchain-ai/langchain)

### Which has more tests, langchain or TradingAgents?

langchain, with 895 test files; TradingAgents has 90.

The proof: [langchain-ai/langchain's code at commit aa2528f](https://github.com/langchain-ai/langchain/tree/aa2528fb980a290d2b06c83a1be43e60bc2348f9)

### Which was updated more recently, langchain or TradingAgents?

Both got their last push on November 4, 2026.

The proof: [TauricResearch/TradingAgents's commits on GitHub](https://github.com/TauricResearch/TradingAgents/commits)

### Which has more commits signed by AI, langchain or TradingAgents?

TradingAgents: an AI signed 2.1% of its commits, with Claude Code and Codex; in langchain, 0.3%.

## Sources

- langchain-ai/langchain: Read on November 4, 2026, at commit aa2528f (https://github.com/langchain-ai/langchain/tree/aa2528fb980a290d2b06c83a1be43e60bc2348f9)
- TauricResearch/TradingAgents: Read on November 4, 2026, at commit 9fa1196 (https://github.com/TauricResearch/TradingAgents/tree/9fa1196fffbcfd9de5146d2dd2869df84ab99838)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.