USA Spending MCP Server

An MCP server for interacting with the USAspending.gov API, supporting local use with Claude Desktop and cloud deployment with login.gov authentication.

→ GSA-TTS/usa-spending-mcp-server-DEMO · listed on glama

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// key findings

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

🔐

You'll be asked for 1 credential: JWT_SIGNING_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configREQUIRE_AUTH— No Set to "false" to disable auth (default: "true")

configBASE_URL— If auth enabled Public URL of the server (e.g., https://usa-spending-mcp.app.cloud.gov)

configLOGINGOV_CLIENT_ID— If auth enabled Your login.gov application client ID

🔐 secretJWT_SIGNING_KEY— If auth enabled Secret key for signing JWTs (generate with python -c "import secrets; print(secrets.token_hex(32))")

configLOGINGOV_CONFIG_URL— No OIDC discovery URL (defaults to login.gov sandbox)

configHOST

configPORT— No Server port (default: 8080)

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 6 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/gsa-tts-usa-spending-mcp-server-demo-5p6mdn)](https://m8ven.ai/mcp/gsa-tts-usa-spending-mcp-server-demo-5p6mdn)

commit: cd50688ed73e31973b0ac148f8f678f81c5e3fd9

code hash: 6f48e22835ea9080765bac88bd509180e77576336c035519622d59d02364dd69

verified: 6/17/2026, 11:30:36 AM

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