All projects matching “usdc”

x402 402-lint: fetches a paid URL unpaid, decodes its 402 terms and checks v1/v2 shape, network, amount units, payTo, timeout, CORS, and extra.name/version against the token's on-chain EIP-712 domain.

Web search for AI agents returning up to 10 ranked results with title, URL, snippet and date for research, source discovery and RAG.

Crypto Fear and Greed index - is the crowd greedy or fearful right now, and what is the 30-day trend. ALIAS PATH of /api/crypto-fear-greed, published with the EXACT slug the router's winning row publishes (fear_greed_index, with the underscore). MEASURED DEMAND: this slug scores 30 slug points and takes the top visible slot on the buyer's 'fear greed index' query. via x402

Live Hyperliquid BTC-ETH decision. Recomputed every request. No parameters.

Buy one virtual number for SMS verification. First GET /agent/v1/quote, then POST here with X-Quote-Id and Idempotency-Key (service_id/country_id in the query string). The 402 advertises the locked price. If no number is available the API answers 409 no_numbers and nothing is charged.

Use when an agent must choose which marketplace to spend effort in: how crowded is it (bids per job, measured), and does money actually move here (payer share, buyer behaviour, freshness)? Answered with coverage and as_of, or UNKNOWN when the market cannot be measured - never a guess.