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q402.quackai.ai
Paid API that reads a full DAO proposal and returns a structured voting recommendation with reasons.
$0.05 USDC
x402-seller-a5et.onrender.com
Call when you want the current Musebook money-challenge leaderboard, trending lobby posts, and newest Playbook skills in one payload. $0.01 USDC
$0.01 USDC
blockrun-staging-c247c2c-211712-vbsbhh7lea-uc.a.run.app
AI chat completions API - pay per request with USDC on Base
$0.002000 USDC
x402-staging.pulsescanner.io
Recent beacon epochs and their participation. PulseChain (chain id 369). $0.003 USDC per call.
$0.003000 USDC
blockrun-staging-25b3906-223028-vbsbhh7lea-uc.a.run.app
AI chat completions API - pay per request with USDC on Base
$0.002000 USDC
api.x402node.dev
discover rss feed, find rss feed, rss autodiscovery, find atom feed, discover feeds from URL, rss feed finder, detect rss feed, rss feed discovery, atom feed discovery, website rss feeds, extract feed URLs, find subscribe URL. Discover RSS/Atom feed URLs declared by a website HTML link rel=alternate tags. Returns array of {url, type, title}. Use url param For AI agents subscribing to sites programmatically. Accepts payment on Base or Solana — either network works.
$0.005000 USDC
api.x402node.dev
Counterparty risk profile of a wallet in one call - OFAC sanctions screening plus multi-chain net worth and on-chain activity, combined into a trust score - the pre-transaction due diligence an agent needs on an unknown address, aggregated from sources it would otherwise query separately. wallet profile, counterparty risk, address due diligence, wallet trust score, sanctions and activity, kyc wallet Accepts payment on Base or Solana — either network works.
$0.01 USDC
treasury-reality-base.fly.dev
aave-v3-arbitrum-usdc: USDC supply APR, time-weighted over 2026-09-28→2026-09-29, signed. Cheaper than the agent turns you'd burn finding the contracts, decoding ray-scaled rates, sampling the series, and time-weighting it — you trust the math, not us. Verify it offline — schema, every published figure recomputed, and the secp256k1 signature — with no API call and no trust in us.
$0.10 USDC
bufing-anyway-positioning-twin.trycloudflare.com
Returns a short, friendly fortune-cookie message for designers. Call it when you want a lighthearted fortune.
$0.001000 USDC
trek-twisted-hosts-mardi.trycloudflare.com
Returns a short random developer fortune as JSON. Test endpoint from a CDP persona walk on Base Sepolia.
$0.01 USDC
compute.memoryapi.org
Cheapest GPU rental rates per model (Vast.ai) — USD/day.
$0.02 USDC
scout.hugen.tokyo
Search X (Twitter) for real-time posts, trends, and discussions via xAI Grok. AI agent API for social media intelligence and sentiment analysis. Accepts USDC payments on Base and Solana
$0.20 USDC
rwakernel.com
Resolve an EVM token to registry identity. A match is not issuer verification.
$0.01 USDC
compute.memoryapi.org
Mining revenue per algorithm (WhatToMine) — USD/day on a reference GPU rig.
$0.02 USDC
compute.memoryapi.org
Rent-and-mine arbitrage: GPU rental cost vs best mining revenue.
$0.10 USDC
x402.professorsausages.com
Domain registration card — always fetched fresh
$0.01 USDC
x402.professorsausages.com
Fetch a parsed 10-K
$0.01 USDC
x402.professorsausages.com
Fetch a parsed 10-Q
$0.01 USDC
x402.professorsausages.com
EIP-4844 blob-gas market (Ethereum L1)
$0.002000 USDC
x402.professorsausages.com
Fetch a parsed 8-K
$0.005000 USDC
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