HKUDS/FastCode
"FastCode: Accelerating and Streamlining Your Code Understanding" observed · 2026-08-28
Health v2 · maintenance only
58/100
- Activity 91
- Release rhythm 40
- Longevity 14
Flags: no_license
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-02. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 201
- days_rel: 189
- days_push: 58
- n_releases_24m: 1
Adoption not part of the score
2292 stars · 276 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
FastCode is a token-efficient framework for repository-scale code understanding and reasoning, using structural scouting over a semantic map of the codebase to build high-value context in a single optimized step. It claims to be faster and cheaper than Cursor and Claude Code, and ships as an MCP server for tools like Cursor, Claude Code, and Windsurf.
Use cases
- understand a large codebase quickly
- answer questions about a repository with an LLM
- trace cross-repo dependencies
- reduce token costs when analyzing code with AI
- integrate code reasoning into Cursor or Claude Code via MCP
- debug complex codebases with AI assistance
When to choose
- you need repository-scale code Q&A or reasoning with lower token cost
- you work with very large or multi-repo codebases
- you want an MCP server for code understanding in your AI IDE
When to avoid
- you need a fully permissively licensed tool and license clarity matters (no license file is published)
- you need a mature production tool with long-term support
- your codebase is small enough that a plain LLM suffices
Facets
framework · maturity active
agent-framework llm-inference rag developer-tools mcp developer-tools large-language-models programming-languages python cli cross-platform code-understanding repository-analysis token-efficiency code-reasoning mcp-server code-navigation ai-agents
6 sources
- readme: https://github.com/HKUDS/FastCode · fetched 2026-08-28 · a970983c5b5e
- homepage: https://arxiv.org/abs/2603.01012 · fetched 2026-08-29 · 61351f7fb88e
- site_page: https://info.arxiv.org/about/donate.html · fetched 2026-08-29 · cca9c3a11c56
- site_page: https://info.arxiv.org/about/ourmembers.html · fetched 2026-08-29 · 47cbc55ff1de
- site_page: https://info.arxiv.org/about · fetched 2026-08-29 · a1f16f915a9a
- site_page: https://info.arxiv.org/labs/index.html · fetched 2026-08-29 · b14a8d05a0ec
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| HKUDS/FastCode | main | 58 |
For agents
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem