costwright — agent budget analysis
About
Static worst-case token-budget analysis for LLM-agent workflows + signed budget certificates.
Use this server
Add it to your MCP client. The catalogue lists this config verbatim from its source — it does not run, download, or vouch for the server. Review the command before you run it.
Transportstdio (runs a local command)
Env vars
COSTWRIGHT_API_KEYClaude Code
claude mcp add --env COSTWRIGHT_API_KEY= costwright-mcp -- npx costwright-mcp
Cursor
If the button doesn't open Cursor, use the JSON below — Cursor accepts the same mcpServers config.
VS Code
code --add-mcp '{"name":"costwright-mcp","command":"npx","args":["costwright-mcp"],"env":{"COSTWRIGHT_API_KEY":""}}'
JSON
{
"mcpServers": {
"costwright-mcp": {
"command": "npx",
"args": [
"costwright-mcp"
],
"env": {
"COSTWRIGHT_API_KEY": ""
}
}
}
}
Environment variables are listed by name only — fill in your own values. Entries never carry secrets.