karpathy/nanochat

GitHub
https://github.com/karpathy/nanochat

The best ChatGPT that $100 can buy.

Stars:
60.2k
Language:
Python
Default branch:
master
Last scored:
Overall

At a glance

Rank
#392 of 401
#54 of 56 Python repos
Checks passed
5 of 17
Full list below
Best set up for
Claude Code
Score 42.1
Needs most work for
Cursor
Biggest fix: Cursor rules (.cursor/rules) (+11.5 pts)

What it has

What it's missing

What to fix first

Pick an AI agent

Showing fixes for Claude Code

  1. 1
    AGENTS.md / CLAUDE.md
    Add an AGENTS.md covering project goals, layout, setup commands, and conventions. Aim for 800+ chars of real guidance (not boilerplate).
    +13.2 pts
  2. 2
    Reproducible dev env
    Add a Makefile or devcontainer or Dockerfile so the agent can set up the project in one command.
    +11.8 pts
  3. 3
    Linter / formatter config
    Configure a linter/formatter (ESLint+Prettier, Biome, Ruff, rustfmt+clippy, golangci-lint) and commit the config.
    +7.9 pts

Score for each AI agent

Each agent weighs the checks by its own docs. Under each score are its top three. How each agent is scored →

Claude Code
#392 of 401
42.1
  • ✗AGENTS.md / CLAUDE.md
  • ✓Test suite
  • ✗Reproducible dev env
Aider
#376 of 401
40.8
  • ✗.aider.conf.yml
  • ✗Linter / formatter config
  • ✓Test suite
Devin
#392 of 401
40.5
  • ✗Reproducible dev env
  • ✓Dependency manifest
  • ✓Test suite
Kimi Code CLI
#390 of 401
40.0
  • ✗AGENTS.md / CLAUDE.md
  • ✓Test suite
  • ✓Dependency manifest
Pi
#385 of 401
40.0
  • ✗AGENTS.md / CLAUDE.md
  • ✓Test suite
  • ✗Linter / formatter config
Codex
#393 of 401
39.2
  • ✗AGENTS.md / CLAUDE.md
  • ✓README
  • ✓Test suite
Gemini CLI
#392 of 401
37.0
  • ✗GEMINI.md
  • ✓README
  • ✓Test suite
OpenHands
#392 of 401
37.0
  • ✗CI configuration
  • ✓Dependency manifest
  • ✗Reproducible dev env
Cursor
#389 of 401
36.8
  • ✗Cursor rules (.cursor/rules)
  • ✓README
  • ✗Type configuration

Does karpathy/nanochat have agent instructions?

An AGENTS.md (or CLAUDE.md) at the root tells AI coding agents how to build, test and work in the repo. A few agents also read a file of their own.

AGENTS.md / CLAUDE.md
None at the root (no AGENTS.md, CLAUDE.md, AGENT.md, .claude/CLAUDE.md or .claude/AGENTS.md)
Agent-specific files
None: no GEMINI.md, .cursor/rules, .openhands/setup.sh, .aider.conf.yml or .agents/skills
Repos that have one
29 of 56 Python repos · 221 of 401 repos on the leaderboard · See examples →
Get a starter AGENTS.md

From the files the checks found. Fill in the commands, then commit it at the root.

# AGENTS.md

Guidance for AI coding agents working in karpathy/nanochat. The best ChatGPT that $100 can buy. Written mainly in Python.

## Where things are

- Dependencies are declared in `pyproject.toml`.
- Tests live in `tests`.

## Commands

<!-- Fill in the exact commands CI runs. -->
- Install: TODO
- Test: TODO
- Lint: TODO

All 17 checks · 5 passed

No .agents/skills/<name>/SKILL.md
No agent instructions file found
.aider.conf.yml· 0% pass
No .aider.conf.yml at repo root
No CI config found
No CONTRIBUTING file
No .cursor/rules/*.mdc or .cursorrules
Manifest present
No Makefile / devcontainer / Docker / equivalent found
GEMINI.md· 0% pass
No GEMINI.md at repo root
License file· 100% pass
License present
No linter/formatter config found
No .openhands/setup.sh
No pre-commit / husky / lefthook found
README· 100% pass
README detailed (16,189 characters)
Manageable size· 100% pass
50 files
Test suite· 100% pass
Found /tests
No type config found

How karpathy/nanochat compares

vs leaderboard average
27.5 pts below
Average 66.8
vs Python average
31.7 pts below
Average 71.0
Stars among Python repos
#23 of 56

Missing here, and how many repos have it

  • CI configuration · passed by 96% of leaderboard repos, 95% of Python repos
  • CONTRIBUTING guide · passed by 86% of leaderboard repos, 88% of Python repos
  • Type configuration · passed by 68% of leaderboard repos, 57% of Python repos

Passes checks most repos miss

  • Manageable size · only 16% of repos pass it

One fix for the most agents: Linter / formatter config would raise the score for all 9 agents, by up to 14.1 points.

Similar repos

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All Python repos →

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Agent friendly score for github/karpathy/nanochat
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Check the score on every pull request

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