Serena MCP
Semantic code retrieval and editing for coding agents
Last verified: September 6, 2026
How to Install Serena MCP
$uvx --from git+https://github.com/oraios/serena serena start-mcp-serverRequires Claude Desktop, Cursor, Windsurf, or another MCP-compatible client.
About Serena MCP
Serena is an open-source MCP toolkit that gives coding agents IDE-grade understanding of a codebase. Instead of treating source as plain text, it uses language servers to extract code at the symbol level, so an agent can find and edit the right function by name and relationship rather than by string matching. This makes it markedly more reliable on large repositories.
Serena MCP is a Developer Tools MCP server designed for professional engineers and engineering teams. It enables wiring AI assistants into the inner loop of writing and shipping code by exposing Git, package, build, and CLI operations as MCP tools. Key capabilities include git and github operations (status, blame, prs), package and dependency inspection, build and test runner integration, and structured tool calls that work cleanly inside an LLM context. It integrates with Git, GitHub, GitLab, npm, pnpm, Docker, and common build systems, and is best suited for professional engineers and engineering teams who need reviewing diffs and opening prs from chat.
Key Features
- open-source
- code-search
- semantic
- language-server
- coding-agent
Pricing
- Core MCP server
- Community support
- Works with any MCP client
- Everything in Free
- Higher usage limits
- Priority support
- Everything in Pro
- SLA & SSO
- Dedicated support
Tier details are indicative — visit the Serena MCP website for current pricing.
Pros & Cons
Pros
- Acts more like a pair programmer with real tools
- Tight scoping (one repo, dry-run) limits blast radius
- Keeps flow inside the editor
Cons
- Write operations require explicit guardrails
- Quality of output depends on repo hygiene
- Larger monorepos may need extra filtering
Best For
- Reviewing diffs and opening PRs from chat
- Triaging CI failures
- Scaffolding new packages or modules
- Repo-wide refactors with verification
Screenshots
Screenshots coming soon —
Submit yours →Our Take on Serena MCP
The standout choice for agents working in large codebases — semantic symbol-level retrieval avoids the context bloat and wrong-file edits that plague text-based tools. Requires no API key.