the402 endpoint detail

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grant-search.krimskrams.xyz v1 change-intelligence

https://grant-search.krimskrams.xyz/v1/change-intelligence

answers 402

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.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.02
Network
base
Pay to
0x276efA09388fB1578A6c415B8F90D26fdfCe0CF2
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
856 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:12:39.321Z (33d ago)
Category
search

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fgrant-search.krimskrams.xyz%2Fv1%2Fchange-intelligence"