Ast MCP Server
Structural code MCP server and batch CLI for compact TypeScript/JavaScript reads and hash-bound AST edits.
context tax
pending
security
pending
cold start
pending
freshness
pending
Our reading of Ast, from the data
Ast is an MCP server from yailperalta.
We haven't measured its tool list yet, so its token cost is unknown.
It runs locally on your machine over stdio.
Install Ast MCP server
Install in Claude Code
claude mcp add ast -- npx -y ast-mcp-serverInstall in Cursor
{
"mcpServers": {
"ast": {
"command": "npx",
"args": [
"-y",
"ast-mcp-server"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"ast": {
"command": "npx",
"args": [
"-y",
"ast-mcp-server"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"ast": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"ast-mcp-server"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"ast": {
"command": "npx",
"args": [
"-y",
"ast-mcp-server"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Freshness
Not enough public signals yet to judge maintenance.
Last commit (default branch)
2026-09-11 · 37d ago · GitHub
Latest release
2026-09-01 · 48d ago · GitHub · v0.13.1
Package published
no data · npm/PyPI
Registry entry updated
no data · official registry
FAQ
›How do I install the Ast MCP server in Claude Code?
Run: claude mcp add ast -- npx -y ast-mcp-server. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Ast require an API key?
No required environment variables are declared in its published metadata.
›Can I use Ast as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Ast in the official MCP registry?
No. It was indexed from npm.
Sources and method
- GitHub repository
- fetched 2026-10-19
- Package registry (npm / PyPI)
- listed
- Last checked against all sources
- 2026-10-19
The description, packages and links come from the maintainer's own published metadata. Token cost, security signals, freshness and the reading above are MCPSkillHub's own measurements; see the methodology. Spot an error? Request a correction or claim the listing.