US Federal Spending
USAspending.gov, the official source of US federal spending: prime awards with recipient, awarding agency, obligated and potential value, dates, NAICS/PSC codes, and recipient profiles with parent company, UEI and totals.
- cost
- Free tier 2 of 3 free, 1 with 3 free calls a day
- after that
- from $0.002 / call · card or USDC
- endpoints
- 3
No signup needed over MCP: 100 free calls a day, or 500 with a free key.
Award Free
One federal award in full: agency, recipient and parent, obligated/outlayed/potential value, dates, place of performance, NAICS and PSC.
- cost
- Free then $0.002 / call
- MCP tool
- us-spending__award
- method
- GET
Free up to 100 calls a day over MCP (500 with a free key), then $0.002 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-spending/award
| Param | Type | Description |
|---|---|---|
| id | string | Award id from search (generated_internal_id) |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-spending/award?id=CONT_AWD_FA862118F6251_9700_FA862115D6276_9700" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-spending/award?id=CONT_AWD_FA862118F6251_9700_FA862115D6276_9700"
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Recipient profile 3 free / day
A federal recipient: name, UEI, parent, alternate names, business types, location and total amounts. Give id, or name to use the best match.
- cost
- 3 free / day then $0.02 / call
- MCP tool
- us-spending__recipient
- method
- GET
3 free calls a day, then $0.02 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-spending/recipient
| Param | Type | Description |
|---|---|---|
| name? | string | Recipient name |
| id? | string | Recipient id (from search) |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-spending/recipient" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-spending/recipient"
by fourzerotwo
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Search awards Free
Federal awards by keyword, recipient, awarding agency and date range, largest first. kind: contracts (default), idvs, grants or loans.
- cost
- Free then $0.003 / call
- MCP tool
- us-spending__search
- method
- GET
Free up to 100 calls a day over MCP (500 with a free key), then $0.003 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-spending/search
| Param | Type | Description |
|---|---|---|
| q? | string | Keywords |
| recipient? | string | Recipient name |
| agency? | string | Awarding agency (top tier), e.g. Department of Defense |
| kind? | string | contracts, idvs, grants or loans |
| from? | string | Action date from, YYYY-MM-DD |
| to? | string | Action date to, YYYY-MM-DD |
| limit? | integer | Max results (default 20, max 50) |
| page? | integer | Page |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-spending/search" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-spending/search"
by fourzerotwo
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Source: USAspending.gov (U.S. Department of the Treasury). U.S. government work, public domain.