usaspending-mcp-server
by cyanheads
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| LOGS_DIR | No | Directory for log files (Node.js only). | <project-root>/logs |
| OTEL_ENABLED | No | Enable OpenTelemetry instrumentation. | false |
| MCP_AUTH_MODE | No | Auth mode: none, jwt, or oauth. | none |
| MCP_HTTP_PORT | No | Port for the HTTP server. | 3010 |
| MCP_LOG_LEVEL | No | Log level (debug, info, warning, error, etc.). | info |
| MCP_PUBLIC_URL | No | Public origin override for TLS-terminating reverse-proxy deployments. | |
| MCP_TRANSPORT_TYPE | No | Transport: stdio or http. | stdio |
| USASPENDING_BASE_URL | No | Base URL for the USAspending.gov API. | https://api.usaspending.gov/api/v2/ |
| STORAGE_PROVIDER_TYPE | No | Storage backend: in-memory, filesystem, supabase, cloudflare-kv/r2/d1. | in-memory |
| MCP_HTTP_ENDPOINT_PATH | No | HTTP endpoint path. | /mcp |
| USASPENDING_TIMEOUT_MS | No | HTTP timeout in milliseconds, applied per attempt. | 30000 |
| USASPENDING_RETRY_BUDGET_MS | No | Wall-clock budget covering every retry attempt of one request, so a slow endpoint cannot re-pay the per-attempt timeout on each retry. Accepts 1000–300000. | 1.5 × USASPENDING_TIMEOUT_MS |
Capabilities
Server capabilities have not been inspected yet.
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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