Otto AI — x402 Open Router

https://x402.ottoai.services/crypto-news

● healthy a2a-agent

Pay-per-call AI services for autonomous agents, plus a discover-and-pay meta-router. Market & token intelligence, DeFi & markets data, web/domain intelligence, real-world data, AI creative tools, portfolio reads, and on-chain execution. USDC on Base via x402 V2 on every endpoint, plus Solana USDC on the subset whose 402 lists it (per-route: endpoints[].networks in the root JSON, or x-payment-info.networks in /openapi.json). From $0.001 per call; the live endpoint list and count are in /openapi.json and /.well-known/x402.

Quality grade

How grading works

C+ 60.0 / 100

Availability 40.0 / 40

Endpoint responded (HTTP 402)

Payability 20.0 / 20

✓ Answers a real HTTP 402 challenge
✓ Publishes a /.well-known/x402 descriptor
✓ Payment address on record
✓ Settlement network declared
✓ Price declared

Demand 0.0 / 40

Payment address on record, not yet queried on-chain

Owner verified 0.0 / 3

Nobody has claimed this listing yet

Endpoint last checked 15 h ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402

curl -sS -i -X GET https://x402.ottoai.services/crypto-news  # expect HTTP 402 Payment Required (about 0.001 USDC/call)

/.well-known/x402.json

https://x402.ottoai.services/.well-known/x402

Listed in

Directories this entry was found in.

a2a