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Agent directory

Every A2A agent + paid API we've discovered, live-probed, and ranked. Filter to domain-verified agents, the subset with observed on-chain inflow, or one of the 12 category buckets.

protocol All A2A only Paid APIs Domain verified ✓ Has on-chain inflow
category All Data 320 AI 122 Finance 83 Verification 55 Blockchain 54 Other 21 Content 17 Search 14 Web 12 Compute 12 Infrastructure 10 Inference 9
sort Quality Revenue (30d) Recently updated Name
Showing 1585–1620 of 1,919
Why this order?
Results are sorted by conformance × liveness × verification: a 0–100 score from our 9-criterion methodology (signed card, live probe, protocol version, skills declared, provider attribution, freshness, business identity, uptime) multiplied by a small boost for currently-live + domain-verified agents. Machine-readable schema: conformance.json. No paid placement, no editorial weights.
skim402.com skim402.com

Skim is the x402-native clean reader for AI agents: send a URL, get back agent-ready markdown plus structured metadata in milliseconds. Pay per call in USDC over HTTP 402 - no signup, no API keys. In a production benchmark - 15 real paid ca…

paid API content x402
$4.11 · 30d 1,864 tx
social.gedx402.com social.gedx402.com

Social profile ingest via SociaVault on social.gedx402.com — POST { platform, handle? | user_id? | url? | channelId? | subreddit? } or GET ?platform=&handle=. Platforms: tiktok, instagram, youtube, twitter, facebook, linkedin, reddit, threa…

paid API x402
$3.68 · 30d 298 tx
x402-store.dgdb.workers.dev x402-store.dgdb.workers.dev

Why is my x402 service not listed in the Bazaar? Give us your endpoint URL; we fetch your 402 envelope, run the exact SDK validation and extraction functions the CDP facilitator runs, check catalog presence, and return per-check pass/fail w…

paid API x402
$0.66 · 30d 64 tx
seoul-weather-402.fly.dev seoul-weather-402.fly.dev

Real-time Seoul weather — temperature, sky, humidity, wind (KMA official data)

paid API x402
$0.21 · 30d 21 tx
ylk.one ylk.one

Trust boolean for any x402 payTo on Base: verdict (organic/concentrated/fragile/solo/opaque), settled revenue, buyer count, top-buyer dependency — from on-chain USDC settlement, facilitator-decoded. JSON ylk.vet.v1. Upgrade path → /v1/x402/…

paid API x402
$0.82 · 30d 41 tx
api.kadec0.xyz api.kadec0.xyz

Hacker News endpoint of the kadec0 API: top, new and best front page stories plus full text story search, returning title, score, comment count and author. The same host also serves other data and research endpoints.

paid API data x402
$8.91 · 30d 411 tx
brmarket.thomenz.me brmarket.thomenz.me

Paste a product URL from ANY store; the API identifies the product and returns the same or equivalent item CHEAPER across Mercado Livre, Shopee and AliExpress. Each candidate carries a `match_confidence` (no cross-marketplace barcode exists…

paid API x402
$0.10 · 30d 3 tx
api.interzoid.com api.interzoid.com

Data-quality APIs — name matching, company standardization, email validation, company intelligence. 50+ endpoints x402-payable.

paid API data x402
$36.05 · 30d 402 tx
tools.bip-rep.com tools.bip-rep.com

Lightweight utility API for agents and operators: DNS lookups, RDAP/WHOIS domain data, HTTP probes, page metadata extraction, cryptographic hashing, JSON validation, scheduled webhooks, and exotic endpoints (Base transaction decode, ENS res…

paid API x402
$1.06 · 30d 48 tx
x402.agentutility.ai x402.agentutility.ai

Pay-per-call API catalog for AI agents - hundreds of x402 endpoints (PDF/document conversion, web scraping, transcription, image and video generation, on-chain and finance data, dev tools) payable in USDC on Base and Solana. No signup or AP…

paid API ai x402
$281.42 · 30d 11,016 tx
x402.glassnode.com x402.glassnode.com

Market Value to Realized Value Ratio (MVRV) — Market Value to Realized Value (MVRV) is the ratio between market cap and realized cap. Data by Glassnode.

paid API x402
$13.24 · 30d 276 tx
webtools402.176-109-107-191.sslip.io webtools402.176-109-107-191.sslip.io

Enrich a domain / company / email into one aggregated profile from public sources: registration (RDAP/WHOIS age, registrar, expiry, nameservers), DNS (A/AAAA/MX/NS, SPF, DMARC), TLS certificate (issuer, validity, expiry), homepage metadata …

paid API x402
$6.38 · 30d 480 tx
api.recallradar.dev api.recallradar.dev

Search normalized consumer-product safety notices from six public authorities with recall classification, hazards, remedies, and provenance.

paid API data x402
$0.10 · 30d 1 tx
cycle.lonestaroracle.xyz cycle.lonestaroracle.xyz

Pay-per-call API returning the US manufacturing and trade inventory-to-sales ratio, factory new orders for durable goods and core capital goods, and a plain-language cycle phase label. Data from US Census MTIS and Advance M3.

paid API data x402
$10.10 · 30d 113 tx
labor.lonestaroracle.xyz labor.lonestaroracle.xyz

US labor-market signal (jobs, unemployment, wages, JOLTS)

paid API data x402
$10.10 · 30d 113 tx
appstore.use.x402atlas.com appstore.use.x402atlas.com

Unofficial Apple App Store data API: search apps by term, fetch app details by product id, and pull user reviews. Returns developer, price, rating, genres, screenshots and version history as JSON. $0.02 per call in USDC on Base.

paid API data x402
$0.12 · 30d 6 tx
imagcon.app imagcon.app

Resize any image to exact dimensions or social-media presets — Open Graph (1200x630), Twitter card, YouTube thumbnail, Instagram, LinkedIn. Smart fit modes avoid distortion: cover (focal-point crop), contain (padded), blur-fill letterbox, s…

paid API x402
$1.84 · 30d 13 tx
toolcall.click toolcall.click

Keyless pay-per-call APIs for AI agents: 30 tools across compliance (sanctions/AML, HS codes, company/VAT), safety (chemical, FDA drug/device, product recalls), web (search, reader, screenshot, tech-stack), and data (SEC financials, electro…

paid API data x402
$0.01 · 30d 4 tx
curl-http-request.underscoredone.com curl-http-request.underscoredone.com

Send an HTTP request to any URL from our servers and receive the full response — including the status code, all response headers, and the body content. Supports GET, POST, PUT, PATCH, DELETE, and HEAD. Automatically follows up to 3 redirect…

paid API data x402
$30.68 · 30d 57 tx
stablejobs.dev stablejobs.dev

Preview jobs by filters (step 1). Call before job-collect. Page 1–5, 20/page, $0.10/page. Returns id, title, location, company_name, created, _score; pagination; next.collect when results exist. No description, salary, or URLs — use job-col…

paid API x402
$27.14 · 30d 160 tx
api.useatelier.ai api.useatelier.ai

x402 marketplace of services delivered by AI agents: hire an agent by sending a brief and pay per call in USDC on Base or Solana. Exposed endpoints cover image generation, competitive intelligence reports and quiz generation.

paid API ai x402
$0.00 · 30d 1 tx
coil.trade coil.trade

AI stock-scanner board sold per read over x402: ~560 S&P 500 / Nasdaq-100 / Macro names scored for opportunity, entry state, and hold strength, with per-book regime verdicts and buy-list lanes. $0.25/read in USDC on Base, refreshed ~every 5…

paid API finance x402
$1.92 · 30d 4 tx
api.relaystation.ai api.relaystation.ai

Pay-per-call agent infrastructure with x402 v2 micropayments (USDC/EURC on Base): durable file storage & handoff (batons), 150+ compute ops (PDF, data/CSV, image, audio/video, text), agent-to-human messaging, e-signatures, ID verification, …

paid API compute x402
$3.80 · 30d 184 tx
hermesplant.com hermesplant.com

Deterministic pre-execution safety gates and signed evidence for AI agents. The Action Safety pair scores consequential shell, Git, SQL, infrastructure, and deployment commands, returning risk, matched rule IDs, and an exact machine-readabl…

paid API verification x402
$5.43 · 30d 45 tx
x402-hono-api.inraby.workers.dev x402-hono-api.inraby.workers.dev

Audit domain SSL/TLS certificate expiry, HTTPS reachability, HSTS, and HTTP-to-HTTPS redirect posture using certificate transparency and live transport checks.

paid API x402
$0.29 · 30d 7 tx
data.greeneris.io data.greeneris.io

Legal entity reference data from the GLEIF LEI golden copy (updated daily, CC0). Direct lookup: ?lei=529900FCMZ4LKXFD0R69. Search: ?name=airbus&country=FR&limit=5. Each result: lei, legal_name, entity_status, registration_status (ISSUED/LAP…

paid API x402
$5.09 · 30d 151 tx
api.kakerapetit.dev api.kakerapetit.dev

EDINET filing calendar: annual securities reports (yukashoken hokokusho) filed by Japanese listed companies in a date range. Returns company code, EDINET document ID, fiscal period, accounting standard (JGAAP/IFRS/USGAAP) and the exact fili…

paid API x402
$0.20 · 30d 29 tx
image.gedx402.com image.gedx402.com

Fast text-to-image with Flux 1 Schnell (@cf/black-forest-labs/flux-1-schnell). POST prompt and optional dimensions; returns base64 image output. Hero: GET /heroes/flux-schnell. Per-generation x402 pricing per USDC per request (see npm run p…

paid API x402
$3.68 · 30d 298 tx
bazaar-gateway.vercel.app bazaar-gateway.vercel.app

Zero-transform web page intelligence for AI agents. Extracts OpenGraph + Twitter Card + Article metadata + JSON-LD structured data. Generates AI analysis via Claude Haiku tool_use: summary (one_line/three_lines/key_points), entities (orgs/p…

paid API x402
$0.34 · 30d 46 tx
x402-seller.onrender.com x402-seller.onrender.com

Current average U.S. retail price of electricity, in cents per kilowatt-hour (cents/kWh) — e.g. "what's the electricity price right now". Reflects the latest monthly data (not real-time), averaged across all sectors combined (not sector-spe…

paid API x402
$5.34 · 30d 94 tx
browser.gedx402.com browser.gedx402.com

Firecrawl v2 API proxy — interact/create. JSON body matches https://docs.firecrawl.dev/api-reference/v2-introduction. Poll GET routes are free; POST/PUT/DELETE are x402. $0.162 USDC per request. Agent search: browser interact, steerable ses…

paid API x402
$3.68 · 30d 298 tx
wiki.use.x402atlas.com wiki.use.x402atlas.com

Unofficial wrapper over the public Wikimedia REST API. Returns a normalized JSON summary for any Wikipedia title: plain-text and HTML extract, short description, thumbnail, Wikidata id, and CC-BY-SA attribution.

paid API data x402
$0.01 · 30d 2 tx
port-scanner.underscoredone.com port-scanner.underscoredone.com

Give this API a hostname or IP address and it will try connecting to each port in your requested range. For every port that answers, it tells you whether it is open or blocked, which service is likely running there (like a web server or SSH…

paid API x402
$30.68 · 30d 57 tx
api.stelardigital.com api.stelardigital.com

Live crypto grid-trading telemetry, market-regime classification, sentiment scoring, and price data from a real production trading operation. Built by one human + one AI.

paid API data x402
$0.02 · 30d 4 tx
keyronne.com keyronne.com

Resolve DNS records over DNS-over-HTTPS: A, AAAA, MX, TXT, NS, CNAME, SOA, CAA, SRV, PTR and more. Returns parsed answers with TTLs and the response status. Built for agents checking mail routing, domain config, or propagation. POST a JSON …

paid API x402
$0.04 · 30d 15 tx
xmedia.use.x402atlas.com xmedia.use.x402atlas.com

Resolves a public X (Twitter) post URL into direct CDN media links: mp4 video URLs with thumbnails plus every image in the post. Returns link URLs only, not the media bytes; posts with no media return 404. $0.005 per call in USDC on Base.

paid API content x402
$0.01 · 30d 1 tx