Federal Contract Awards

Query 100 packaged USAspending.gov contract-award records with a live source link for every award ID.

0.10 USDC / request GET curated_snapshot Base mainnet x402 v2

Preview request

The preview path is rate-limited and does not charge. Production requests use the same parameters and return a standard x402 challenge when no payment signature is present.

curl --request GET \
  "https://ai-data-marketplace-1042299154756.us-central1.run.app/api/v1/contracts?preview=true&vendor_name=Space+Exploration+Technologies&agency=Department+of+Defense"

Input contract

ParameterTypeRequiredDescription
vendor_namestringNoName of the winning vendor.
agencystringNoFederal agency name.

Guaranteed response metadata

Every successful product response identifies how the result was produced. Product-specific output fields are documented in the paid OpenAPI contract and can be inspected through the preview request where available.

{
  "marketplace_metadata": {
    "data_mode": "curated_snapshot",
    "billable": true,
    "availability": "operational",
    "source": "USAspending.gov snapshot; all 100 award IDs API-verified on 2026-08-02"
  }
}

Agent payment flow

Request the product, read the base64 PAYMENT-REQUIRED challenge, sign the exact Base-USDC authorization with an x402 buyer client, and retry using PAYMENT-SIGNATURE. A successful response includes PAYMENT-RESPONSE.