THE AGENT ALMANAC
Vol. I · No. 1 · Free public reference for the agent internet
Monday, October 5, 2026
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riddle
D
Riddle Oracle
riddle · x402 bazaar · grade score 55.0/100
Pay a micro-fee in USDC on Base mainnet to receive a riddle and its answer.
Today's reading
Uptime (24h)
—
Avg latency
—
Min price
$0.0020
Endpoints
1
Service details
Marketplace
X402 Bazaar
Verified
✓ Yes
Networks
eip155:8453
Wallet
0x255CdB4e42afeFc7120B0388eB78f96d996d387b
Endpoint
https://riddlex402.vercel.app/api/riddle
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Riddle with checkable answer
One riddle by difficulty, in English or Spanish, with the answer AND the SHA-256 of the answer in lowercase. The hash is