Tooltrim/examples/tooltrim.config.yaml at main · false200/Tooltrim · GitHub

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# Tooltrim — example configuration.
#
# Place this file at the root of your project as `tooltrim.config.yaml`,
# point your MCP client at `npx -y tooltrim`, and the proxy will fan out
# to every server below.

servers:
  # Each key becomes the namespace prefix in aggregated tool names,
  # e.g. `github.create_issue`.
  github:
    transport: stdio
    command: ["npx", "-y", "@modelcontextprotocol/server-github"]
    env:
      GITHUB_TOKEN: "${GITHUB_TOKEN}"

  linear:
    transport: http
    url: https://mcp.linear.app/sse
    auth: passthrough # forward the inbound Authorization header upstream

  pg:
    transport: stdio
    command: ["uvx", "mcp-server-postgres", "--url", "${PG_URL}"]

# Glob filters apply to the namespaced name. Allow first, then deny.
filters:
  allow:
    - "github.*"
    - "linear.create_*"
    - "linear.list_*"
    - "pg.query"
  deny:
    - "github.delete_*"
    - "*.admin_*"

# Description shrinking: deterministic rules in v0.1, LLM-assisted in v0.2.
shrink:
  mode: rules
  maxDescriptionChars: 160
  dedupeSchemas: true
  cachePath: .tooltrim/shrink-cache.json

inbound:
  stdio: true
  http:
    enabled: true
    host: 127.0.0.1
    port: 8787
    path: /mcp
    sessions: stateless

observability:
  trace:
    sink: file
    path: .tooltrim/trace.ndjson
  metrics:
    prometheus:
      enabled: true
      port: 9464
    otel:
      enabled: false
      endpoint: "${OTEL_EXPORTER_OTLP_ENDPOINT}"
  audit:
    enabled: true
    path: .tooltrim/audit.ndjson

policy:
  defaultAuth: passthrough
  blockedTools: []

logLevel: info