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hello-agents vs langgraph

hello-agents and langgraph share 5 technologies: aiosqlite, Postgres, SQLite, LangGraph, and Pydantic. Both are written in Python.

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What they share and what sets them apart

datawhalechina

hello-agents

📚 《从零开始构建智能体》——从零开始的智能体原理与实践教程

Python86kRead on November 4, 2026, at commit 36f583cWhat is hello-agents built with?

Only in hello-agents

In common

langchain-ai

langgraph

Build resilient agents.

Python44.5kRead on November 6, 2026, at commit 5847733What is langgraph built with?

Only in langgraph

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
hello-agents226,661 lines written1,212 code files
langgraph206,994 lines written205 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
hello-agents2.4% of its commits signed by AIWith Codex, Cursor, and Claude Code
langgraph0.8% of its commits signed by AIWith Claude Code, Cursor, GitHub Copilot, and Jules
ActivityFrom GitHub and its history, on the day SeeRepo read it.
hello-agentsLast push October 13, 2026660 commits86,039 stars
langgraphLast push November 6, 20266,078 commits44,533 stars
TestsThe files that test the code, and the share of code files a test imports.
hello-agents97 test files6.9% of its code files have a test that imports them
langgraph247 test files50.7% of its code files have a test that imports them

Frequently asked questions

Which is bigger, hello-agents or langgraph?
hello-agents, with 226,661 lines written; langgraph has 206,994.

The proof: datawhalechina/hello-agents's code at commit 36f583c

Which has more GitHub stars, hello-agents or langgraph?
hello-agents, with 86,039 stars; langgraph has 44,533.

The proof: datawhalechina/hello-agents on GitHub

Which has more tests, hello-agents or langgraph?
langgraph, with 247 test files; hello-agents has 97.

The proof: langchain-ai/langgraph's code at commit 5847733

Which was updated more recently, hello-agents or langgraph?
langgraph: its last push was on November 6, 2026, and hello-agents's on October 13, 2026.

The proof: langchain-ai/langgraph's commits on GitHub

Which has more commits signed by AI, hello-agents or langgraph?
hello-agents: an AI signed 2.4% of its commits, with Codex, Cursor, and Claude Code; in langgraph, 0.8%.

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