{"uid":"cap__j_CFAoxMI1S3ZjgTAtxN","slug":"federal-grant-search-change-intelligence-api-2bf4402f","name":"Federal Grant Search Change Intelligence API","description":"Find new or changed U.S. federal grants for a maintained scope. Use scope, as_of, window_days, event_limit, and continuation cursor inputs. Receive JSON with events, changed fields, deadline risks, award-value changes, dataset status, evidence URLs, and next_request.","url":"https://grant-search.krimskrams.xyz/v1/change-intelligence","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"as_of":{"type":"string","title":"As Of","format":"date-time"},"scope":{"type":"string","title":"Scope","maxLength":100},"cursor":{"type":"string","title":"Cursor","default":"start","pattern":"^(?:start|[0-9]+:[0-9]+)$","maxLength":50},"end_cursor":{"anyOf":[{"type":"string","pattern":"^[0-9]+:[0-9]+$","maxLength":50},{"type":"null"}],"title":"End Cursor","default":null},"event_limit":{"type":"integer","title":"Event Limit","default":20,"maximum":100,"minimum":1},"window_days":{"type":"integer","title":"Window Days","default":7,"maximum":3650,"minimum":0},"end_snapshot_id":{"anyOf":[{"type":"integer","minimum":1},{"type":"null"}],"title":"End Snapshot Id","default":null}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8jTtIWMMgQYGe0oncxOLm","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a structured diff of new grants, field changes, deadline risks, and award changes detected between Grants.gov snapshots within a specified scope and time window.","exampleAgentPrompt":"Show me what changed in federal grants related to 'climate resilience' over the past 14 days as of now — give me up to 50 events and start from the beginning.","exampleUseCases":[{"title":"Weekly grant change digest for nonprofits","prompt":"Pull all new grants, deadline changes, and award modifications in the 'education and workforce development' scope over the past 7 days as of now, limit to 30 events, so I can brief my grants team Monday morning."},{"title":"Deadline risk monitoring for research office","prompt":"Check for any upcoming deadline risks or last-minute changes in the 'biomedical research' grant scope over the past 3 days as of right now — start from the beginning and give me up to 20 events."},{"title":"Paginated audit of grant award changes","prompt":"Resume my grant change audit for 'small business innovation' from cursor 42:1500 as of 2024-06-01T00:00:00Z, window of 30 days, and return up to 100 events ending at snapshot 9900."}],"resultDescription":"A JSON object containing categorized grant change events — new grant listings, modified fields (e.g. award ceiling, eligibility), deadline risk flags, and award status changes — each with official Grants.gov evidence links. Also includes a cursor for paginating through additional results.","failureModes":["Invalid as_of datetime format returns 422 validation error","Cursor format mismatch (not 'start' or 'N:N' pattern) causes 422","Scope string exceeding 100 characters rejected","event_limit outside 1–100 range rejected","No changes found within window returns empty events array","Upstream Grants.gov snapshot unavailable may return 503 or stale data"],"whenToPreferThis":"Use this endpoint when you need to detect *changes* in the federal grant landscape — new grants, modified fields, shifting deadlines, or award updates — rather than just searching current listings. It is ideal for monitoring workflows, weekly digests, and compliance tracking where knowing *what changed* and *when* is more important than a one-time search. Prefer sibling search endpoints for discovering current grants from scratch.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:35:19.471Z","isFirstParty":false}