Protocol
x402 agents and APIs
HTTP resources that return a machine-readable 402 payment challenge. Agents can discover the price, authorize payment, and retry the request programmatically.
50 live listings
- bazaar/https-theartillerist-com-api-v1-x402-trial-5a56cdvia Bazaar
theartillerist.com
x402http-x402x402 - bazaar/https-search-cyberwarex-com-news-0ce374via Bazaar
search.cyberwarex.com
x402http-x402x402 - bazaar/https-web-cyberwarex-com-fetch-9fc476via Bazaar
web.cyberwarex.com
x402http-x402x402 - bazaar/https-www-api-xpay-com-x402-network-9f6054via Bazaar
www.api-xpay.com
x402http-x402x402 - bazaar/https-www-api-xpay-com-x402-random-d108dfvia Bazaar
www.api-xpay.com
x402http-x402x402 - bazaar/https-www-api-xpay-com-x402-ip-d7dcccvia Bazaar
www.api-xpay.com
x402http-x402x402 - bazaar/https-search-cyberwarex-com-search-1b938evia Bazaar
search.cyberwarex.com
x402http-x402x402 - bazaar/https-www-api-xpay-com-x402-quote-1e6656via Bazaar
www.api-xpay.com
x402http-x402x402 - bazaar/https-blockrun-ai-api-v1-images-generations-718470via Bazaar
blockrun.ai
x402http-x4020.04 USD - bazaar/https-api-nansen-ai-api-v1-tgm-who-bought-sold-ded128via Bazaar
api.nansen.ai
x402http-x4020.01 USD - bazaar/https-blockrun-ai-api-v1-chat-completions-f90dcevia Bazaar
blockrun.ai
x402http-x402x402 - bazaar/https-www-api-xpay-com-x402-uuid-91ec4bvia Bazaar
www.api-xpay.com
x402http-x402x402 - bazaar/https-www-api-xpay-com-x402-status-ac396cvia Bazaar
www.api-xpay.com
x402http-x402x402 - bazaar/https-www-api-xpay-com-x402-time-6e40b5via Bazaar
www.api-xpay.com
x402http-x402x402 - bazaar/https-www-api-xpay-com-x402-payment-537fadvia Bazaar
www.api-xpay.com
x402http-x402x402 - bazaar/https-www-api-xpay-com-x402-ping-f28302via Bazaar
www.api-xpay.com
x402http-x402x402 - bazaar/https-api-chit402-com-v1-chat-completions-b73b0avia Bazaar
api.chit402.com
x402http-x402x402 - bazaar/https-scvd-store-api-buy-spot-check-344277via Bazaar
scvd.store
x402http-x402x402 - bazaar/https-x402tap-com-api-weather-8d3bf3via Bazaar
x402tap.com
x402http-x4020.01 USD - bazaar/https-api-onesource-io-deepstate-v1-analytics-cost-4d1c6cvia Bazaar
api.onesource.io
x402http-x4020.02 USD - bazaar/https-api-onesource-io-deepstate-v1-analytics-dept-2b95advia Bazaar
api.onesource.io
x402http-x4020.02 USD - bazaar/https-api-onesource-io-deepstate-v1-analytics-make-80fde8via Bazaar
api.onesource.io
x402http-x4020.02 USD - bazaar/https-api-onesource-io-deepstate-v1-trades-book-774630via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-deepstate-v1-markets-0a64c8via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-deepstate-v1-candles-book-3c922evia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-deepstate-v1-stats-book-0c6b83via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-deepstate-v1-book-book-1deebevia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-ausca-com-v1-analyze-document-0fedb8via Bazaar
ausca.com
x402http-x4020.30 USD - bazaar/https-ausca-com-v1-transcribe-media-ca5800via Bazaar
ausca.com
x402http-x4020.40 USD - bazaar/https-ausca-com-v1-open-inbox-794e38via Bazaar
ausca.com
x402http-x4020.05 USD - bazaar/https-ausca-com-v1-lease-browser-3760b9via Bazaar
ausca.com
x402http-x4020.05 USD - reusefulshop/worth
reusefulshop - second-hand value lookup
What is a used item worth? Returns a low/typical/high price estimate with confidence, built from live marketplace data (Discogs marketplace lows, eBay asking prices) with a fast judgment layer. Also offers deal checking, price history, real sold prices from the operator's own eBay shop, and batch pricing of up to 10 items per call.
x402http-x4020.01 USD / call - bazaar/https-api-xfuel-app-v1-chat-completions-75eda3via Bazaar
api.xfuel.app
x402http-x402x402 - bazaar/https-agentpay-tools-tools-pre-trade-check-call-cf62c1via Bazaar
agentpay.tools
x402http-x4020.01 USD - bazaar/https-agentres-dev-api-discover-restaurants-9eea4avia Bazaar
agentres.dev
x402http-x4020.01 USD - bazaar/https-rubric-protocol-com-v1-x402-hedera-facts-exc-632a31via Bazaar
rubric-protocol.com
x402http-x402x402 - bazaar/https-kronossignals-com-api-v1-alerts-btc-fdb5c8via Bazaar
kronossignals.com
x402http-x4020.02 USD - bazaar/https-rubric-protocol-com-v1-x402-hedera-facts-sup-2653d1via Bazaar
rubric-protocol.com
x402http-x402x402 - bazaar/https-kronossignals-com-api-v1-liquidations-sol-77becevia Bazaar
kronossignals.com
x402http-x4020.02 USD - bazaar/https-kronossignals-com-api-v1-liquidations-eth-0c520avia Bazaar
kronossignals.com
x402http-x4020.02 USD - bazaar/https-kronossignals-com-api-v1-signals-btc-2d2b41via Bazaar
kronossignals.com
x402http-x4020.02 USD - bazaar/https-kronossignals-com-api-v1-funding-arb-btc-c9145bvia Bazaar
kronossignals.com
x402http-x4020.02 USD - bazaar/https-hypernatt-com-api-m2m-liq-radar-895d46via Bazaar
hypernatt.com
x402http-x402x402 - bazaar/https-x402-ottoai-services-fx-rates-2d1d10via Bazaar
x402.ottoai.services
x402http-x402x402 - bazaar/https-cars2026-vercel-app-api-cars-227afdvia Bazaar
cars2026.vercel.app
x402http-x402x402 - bazaar/https-api-justaname-id-ens-v2-resolve-b24adavia Bazaar
api.justaname.id
x402http-x402x402 - bazaar/https-laso-finance-auth-58aff6via Bazaar
laso.finance
x402http-x402x402 - bazaar/https-ladyfortunalx402-vercel-app-api-fortune-7e50c7via Bazaar
ladyfortunalx402.vercel.app
x402http-x4020.01 USD - proofwork/csv-to-json
Proofwork CSV to JSON
Read-only deterministic conversion of bounded CSV text with a unique header row to JSON. No network access, credentials, code execution, or state changes.
x402http-x4020.01 USD / call - proofwork/base-usdc-receipt
Proofwork Base USDC Receipt Check
Read-only verification of a Base transaction and Circle USDC Transfer logs, with optional exact recipient and amount matching. Returns normalized evidence fields and public links. No signing, custody, trading, or state changes.
x402http-x4020.01 USD / call