{"name":"Federal Procurement MCP","description":"Three pay-per-call x402 endpoints for U.S. federal procurement data: opportunities/search ($0.05, SAM.gov), awards/search ($0.03, USASpending.gov), agencies/list ($0.01, USASpending.gov). No signup, no API key — pay USDC on Base.","url":"https://procure-mcp.mtree.workers.dev","version":"0.1.0","documentationUrl":"https://procure-mcp.mtree.workers.dev/agent-discovery","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"authentication":{"schemes":["x402"],"credentials":"Pay-per-call via x402 USDC on Base — no signup, no API key. Each call returns 402 with an EXACT-scheme requirement; agents pay 0x1664530DC2A1CA350B1dbaD1Fc1F1a70c90fe4de in Base USDC and retry with X-PAYMENT."},"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"skills":[{"id":"opportunities-search","name":"Federal Procurement Opportunity Search (SAM.gov)","description":"Search live U.S. federal contract opportunities (RFPs, RFIs, sources sought) on SAM.gov by keyword, NAICS, place-of-performance state, and posting recency. Returns notice IDs, deadlines, agencies, NAICS codes, and direct UI links. $0.05/call.","tags":["procurement","government","federal","sam.gov","rfp","rfi","contract","opportunity","naics","govcon"],"examples":["Find federal cybersecurity opportunities posted in the last 30 days in California","What DOD contracting opportunities are open under NAICS 541512?","Search SAM.gov for AI/ML opportunities posted this week"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"awards-search","name":"Federal Contract Awards Search (USASpending.gov)","description":"Search U.S. federal contract awards on USASpending.gov by keyword, awarding agency, NAICS, and time window. Returns recipient, amount, agency, NAICS/PSC, and direct USASpending links. $0.03/call.","tags":["procurement","government","federal","usaspending","awards","contracts","spending","naics","agency","govcon"],"examples":["Show me DOD satellite awards over the last 90 days","Which agencies awarded the largest cybersecurity contracts last quarter?","Find awards to Acme Aerospace in the last year"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"agencies-list","name":"Federal Agency Directory (USASpending.gov)","description":"Directory of U.S. federal toptier agencies with budget authority + outlay totals. Useful for resolving agency names, abbreviations, and codes before querying awards/opportunities. $0.01/call.","tags":["government","federal","agency","directory","budget","outlay","usaspending","govcon"],"examples":["List all federal toptier agencies with FY 2026 outlays","Find the agency code for the Department of Defense","Show me the top 20 federal agencies by budget authority"],"inputModes":["application/json"],"outputModes":["application/json"]}]}