MCP Gateway

# MCP Gateway Configuration Example
# =================================
#
# Full configuration with all available options.

server:
  host: "127.0.0.1"
  port: 39400
  request_timeout: "30s"
  shutdown_timeout: "30s"
  max_body_size: 10485760  # 10MB

meta_mcp:
  enabled: true
  cache_tools: true
  cache_ttl: "5m"

failsafe:
  circuit_breaker:
    enabled: true
    failure_threshold: 5
    success_threshold: 3
    reset_timeout: "30s"
  retry:
    enabled: true
    max_attempts: 3
    initial_backoff: "100ms"
    max_backoff: "10s"
    multiplier: 2.0
  rate_limit:
    enabled: true
    requests_per_second: 100
    burst_size: 50
  health_check:
    enabled: true
    interval: "30s"
    timeout: "5s"

backends:
  # Stdio transport (subprocess)
  tavily:
    command: "npx -y @anthropic/mcp-server-tavily"
    description: "Web search via Tavily API"
    timeout: "30s"
    idle_timeout: "5m"
    env:
      TAVILY_API_KEY: "${TAVILY_API_KEY}"

  # Stdio with working directory
  filesystem:
    command: "npx -y @modelcontextprotocol/server-filesystem /home/user/docs"
    description: "Local filesystem access"
    cwd: "/home/user"
    timeout: "10s"

  # HTTP transport (Streamable HTTP)
  context7:
    http_url: "http://localhost:8080/mcp"
    description: "Documentation and context lookup"
    timeout: "30s"
    headers:
      Authorization: "Bearer ${CONTEXT7_TOKEN}"

  # SSE transport
  pieces:
    http_url: "http://localhost:39300/sse"
    description: "Long-term memory and code snippets"
    timeout: "60s"

  # Disabled backend (for reference)
  experimental:
    command: "python -m experimental_server"
    description: "Experimental features"
    enabled: false