the402 endpoint detail

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agent402.tools api drug-adverse-events

https://agent402.tools/api/drug-adverse-events

payable

Top reported adverse reactions for a drug from the FDA FAERS database (openFDA), ranked by report count — a fast read on a drug's real-world safety signal. Live FDA data, no key. ?drug=aspirin&limit=10

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.004
Network
base
Pay to
0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
88 ms
Payment options
12 usable of 12
Last checked
2026-08-10T09:17:36.313Z (1d ago)
Category
mcp-server

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fagent402.tools%2Fapi%2Fdrug-adverse-events"