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io.github.cyanheads/usaspending-mcp-server

io.github.cyanheads/usaspending-mcp-server · v0.5.0

Measured by MCP Station

Description written by the publisher, not verified

Access US federal award, recipient, agency, and spending analytics data from USAspending.gov.

Connect

claude mcp add --transport http usaspending-mcp-server https://usaspending.caseyjhand.com/mcp

{
  "mcpServers": {
    "usaspending-mcp-server": {
      "url": "https://usaspending.caseyjhand.com/mcp"
    }
  }
}

Tools as reported by the server

• usaspending_list_agencies
  List all top-tier federal agencies with toptier codes, agency slugs, budget authority amounts, and obligation totals for the current fiscal year. Use this as the entry point for agency navigation — toptier codes and agency slugs are required inputs for usaspending_get_agency and agency-based filters
• usaspending_autocomplete_filters
  Look up valid code values for filter fields by searching free-text descriptions. Use the type parameter to select the lookup table: naics (NAICS industry codes), psc (product/service codes), cfda (CFDA/Assistance Listing program numbers), awarding_agency (agency and sub-agency names, each with its t
• usaspending_search_awards
  Search federal awards by keyword, recipient, agency, award type, NAICS code, assistance listing (CFDA) number, PSC, DEF code, location, or date range. Returns ranked award summaries including recipient names, amounts, awarding agencies, and generated award IDs for use with usaspending_get_award; loa
• usaspending_get_award
  Fetch full details of a federal award by its generated unique award ID. Returns contract or assistance award data including recipient identity (UEI, parent organization, business categories), agency hierarchy, period of performance, place of performance, Assistance Listings with the obligation under
• usaspending_get_award_transactions
  List individual transactions (contract modifications, grant amendments) on a federal award. Each transaction represents a change event — obligation modifications, performance period extensions, scope changes, etc. Use this to trace the spending history and obligation changes over the life of an awar
• usaspending_get_award_subawards
  List subaward contracts or grants under a prime federal award. Reveals the sub-contractor or sub-grantee layer — the organizations that actually perform the work. Each row shows the subaward number, amount, description, action date, and recipient. Check subaward_count on usaspending_get_award first
• usaspending_get_award_federal_accounts
  List the Treasury federal accounts that funded an award, with the amount obligated from each and the funding agency behind it. This is the award → appropriation link: each row returns federal_account (AGENCY-MAIN format, e.g. 080-0120) to chain into usaspending_get_federal_account for the account bu
• usaspending_get_idv_awards
  List child contracts and task/delivery orders placed under an IDV (Indefinite Delivery Vehicle) award. Each row includes the generated_unique_award_id to chain into usaspending_get_award for full detail. The award_id must be the generated_unique_award_id of the parent IDV — obtainable from usaspendi
• usaspending_search_recipients
  Search for organizations or individuals receiving federal funds by name, UEI (Unique Entity Identifier), or DUNS. Returns recipient hash IDs, UEI/DUNS identifiers, total award amounts, and hierarchy level. Results are paginated — use page to retrieve matches beyond the first page; page_metadata.tota
• usaspending_get_recipient
  Fetch a recipient's full profile including address, business type codes, parent organization, alternate names, and total transaction and loan amounts. Recipient IDs are UUID hashes with a level suffix (-P parent, -C child, -R standalone) from usaspending_search_recipients or usaspending_get_award. T
• usaspending_get_agency
  Fetch an agency's fiscal-year overview including mission, budgetary resources, obligation and outlay totals (for the most recent fiscal year with reported budget data), sub-agency count, and DEF codes for disaster/emergency funding. Also returns a paginated sub-agency breakdown with obligation and t
• usaspending_spending_by_geography
  Aggregate federal spending by state, county, or congressional district. Useful for per-capita analysis, regional comparisons, and mapping federal investment patterns. Filter by keyword, award type, agency, recipient, NAICS code, Assistance Listing, PSC, DEF code, or date range. Areas are ranked by o
• usaspending_spending_by_category
  Aggregate federal spending grouped by a specific dimension: NAICS industry code, PSC product/service code, awarding agency, funding agency, CFDA assistance program, or recipient. Returns top items with obligation amounts — useful for trend and breakdown analysis. Filter by keyword, award type, agenc
• usaspending_spending_over_time
  Fetch aggregated federal obligation amounts grouped by fiscal year, fiscal quarter, or fiscal month. All grouping is relative to the US government fiscal year (Oct–Sep), so fiscal month 1 is October, not January. Filter by award type, agency, recipient, keyword, NAICS code, Assistance Listing, PSC,
• usaspending_disaster_spending
  Fetch disaster and emergency supplemental spending (COVID-19, hurricanes, infrastructure law, etc.) broken down by agency, CFDA assistance program, recipient, or geography. Use the dimension parameter to select the breakdown axis: overview (top-level totals), agency, cfda, recipient, or geography. F
• usaspending_get_federal_account
  Fetch a federal account's budget data: total obligations, gross outlays, and budgetary resources, plus the per-Treasury-Account-Symbol (TAS) component breakdown in children. Federal accounts connect appropriations law to actual agency spending. Account codes come from usaspending_search_federal_acco
• usaspending_get_federal_account_breakdown
  Fetch a federal account's obligations broken down by program activity (what the money funds) or object class (what it buys — personnel, supplies, contracts). Use the dimension parameter to select the axis. Account codes are AGENCY-MAIN format and come from usaspending_search_federal_accounts (its ac
• usaspending_search_federal_accounts
  List and keyword-search federal accounts by agency identifier or title keyword. Returns account numbers, names, managing agencies, and budgetary resources. Use account_number from results as input to usaspending_get_federal_account for full budget detail. Use usaspending_list_agencies to look up age

Repository · JSON · Text for agents · Registry updated 2026-10-12