Explore APIs

Every pay-per-call x402 API we can find, ranked by what agents actually pay for. No accounts, no API keys.

Projects: 4.5K
Paid endpoints: 106K
Paid calls · 30 days: 1M
Launched here: 0

All projects

3,044 results

Most used Rising Most payers Newest Cheapest A–Z

W
WebReadSearch & web
Read any public web page as clean Markdown for LLMs: main content only (no nav, ads, scripts), absolute links, title/description/lang metadata. Respects robots.txt; only successful reads are charged.
Basewebread.agentgate.workers.dev
from $0.002
1 endpoint
0
calls / 30d
W
webmaillookup.comOther services
Look up webmail provider information
Basewebmaillookup.com
from $0.005
1 endpoint
0
calls / 30d
P
Page2JSONSearch & web
Page to JSON: scrape and extract any public web page URL into clean structured data JSON. Web scraper / HTML-to-JSON extractor / readability parser for AI agents and LLMs: returns title, author, site name, published date, main article text (plain text), word count, up to 200 links and an optional short summary. Web scraping, content extraction, metadata extraction, article parsing, crawl, RAG inge
Baseweb4-page2json.hawkinsairman.workers.dev
from $0.01
1 endpoint
0
calls / 30d
SwogeAgenticImages, audio & video
Use this when a question needs several of these tools chained together and a written answer, for example comparing tokens or researching a launcher. Price: $0.541 in USDC on Base, or $0.550862 in USDG or $SWOGE on Robinhood Chain (tool price + settlement cost, minimum $0.02).
BaseSolanaweb-production-220a3.up.railway.app
from $0.003
23 endpoints
0
calls / 30d
W
weather-x402.linholiday.workers.devData & research
Observed max/min so far today at a settlement station from METAR/SPECI reports (incl. 6/24-hour max/min groups), local-day aware: separate Kalshi climate-day (LST) and Polymarket local-day windows, plus latest reading.
Baseweather-x402.linholiday.workers.dev
from $0.01
1 endpoint
0
calls / 30d
W
weather-production-18af.up.railway.appData & research
Current weather for a city (or lat/lon): temperature, feels-like, humidity, wind, precipitation and conditions. JSON.
Baseweather-production-18af.up.railway.app
from $0.001
2 endpoints
0
calls / 30d
W
weather-api-x402-production.up.railway.appData & research
No description yet.
Baseweather-api-x402-production.up.railway.app
from $0.001
1 endpoint
0
calls / 30d
W
weather-api-production-c885.up.railway.appData & research
No description yet.
Baseweather-api-production-c885.up.railway.app
from $0.001
1 endpoint
0
calls / 30d
C
Code ReviewCrypto & DeFi
Return the line-level diff between two texts as added/removed/unified hunks with counts. Use it to review a patch, compare two API responses, or decide whether two documents actually differ before spending tokens on them.
Basewealth-agent.wealthagent-app.workers.dev
from $0.001
9 endpoints
0
calls / 30d
agentic.no chatImages, audio & video
agentic.no inference: OpenAI-compatible audio transcription (POST /v1/audio/transcriptions)
Basewayd-1650.agentic.no
from $0.00041
2 endpoints
0
calls / 30d
war-tracker.comData & research
Event-type hub page at /event-type/{slug}. Aggregates events matching one classification slug (e.g. drone-strike, airstrike, skirmish). HTML with embedded CollectionPage + Dataset JSON-LD pointing back at /api/v1/events?event_type={slug}.
Basewar-tracker.com
from $0.0015
4 endpoints
0
calls / 30d
W
wallet-sanctions.use.x402atlas.comCrypto & DeFi
No description yet.
Basewallet-sanctions.use.x402atlas.com
from $0.01
2 endpoints
0
calls / 30d
D
DevrynoOther services
Name, symbol and decimals for an ERC-20 on Base. $0.002 USDC on Base.
Basevolkov.evgeny.m2.fvds.ru
from $0.001
6 endpoints
0
calls / 30d
V
voixoff-fr.netlify.appAI & agents
x402 MCP Tools: Generate a QR code (URL, text, vCard or WiFi) as a base64 PNG.
Basevoixoff-fr.netlify.app
from $0.01
1 endpoint
0
calls / 30d
V
vmi3089643.contaboserver.netDeveloper tools
Email address verification: syntax, domain, MX records, disposable/free-provider detection, score
Basevmi3089643.contaboserver.net
from $0.001
2 endpoints
0
calls / 30d
V
vm5-openapi-x402.onrender.comDeveloper tools
Original demonstration CSV integrity report (duplicate normalized rows, invalid email/number/date, formula injection warning, inconsistent row width). Source CSV and code are public/reproducible; purchase is hosted report convenience, not exclusive IP or customer history.
Basevm5-openapi-x402.onrender.com
from $0.001
14 endpoints
0
calls / 30d
V
vizor-api.vercel.appOther services
No description yet.
Solanavizor-api.vercel.app
from $0.01
2 endpoints
0
calls / 30d
V
vibeCrypto & DeFi
AI verdict on a Base token: grade, one-liner, roast and onchain metrics (entertainment, not advice).
Basevibe.node01.org
from $0.01
1 endpoint
0
calls / 30d
P
ProofwireDeveloper tools
Resolved A/AAAA/CNAME/MX/TXT/NS/CAA from public resolvers with parsed SPF, DMARC and DKIM, for setup verification.
Baseverify.reversecaptcha.fun
from $0.001
6 endpoints
0
calls / 30d
V
verify-serviceData & research
Verify an x402 endpoint: reachable? 402? latency p50/p95? indexed in catalog?
Baseverify-service.node01.org
from $0.001
1 endpoint
0
calls / 30d
402xAgent CheckOther services
x402 Endpoint Spot-Check: SSRF-safe probe of a public URL for an x402 PAYMENT-REQUIRED challenge. Never pays the target. $0.01 USDC on Base after 1 free check per UTC day.
Baseverified-catalog-lookup.withgrokbot.workers.dev
from $0.01
2 endpoints
0
calls / 30d
V
verdict.scriptmasterlabs.comOther services
SML Verdict Protocol decision receipt
Baseverdict.scriptmasterlabs.com
from $0.01
2 endpoints
0
calls / 30d
V
venue-watch.fantastic-snowstorm.workers.devAI & agents
Live + curated status of venues that pay AI agents (rail, KYC, agent policy, open tasks, sources)
Basevenue-watch.fantastic-snowstorm.workers.dev
from $0.003
2 endpoints
0
calls / 30d
V
ventis-production.up.railway.appCrypto & DeFi
Ventis market_brief: one-call crypto snapshot (global stats, sentiment, movers, trending, funding) over MCP.
Solanaventis-production.up.railway.app
from $0.004
2 endpoints
0
calls / 30d
V
v402pay.onvoyage.aiCrypto & DeFi
Pay $0.01 to unlock "Crypto Market Trends: Regulation, Innovation, and ..."
Solanav402pay.onvoyage.ai
from $0.01
5 endpoints
0
calls / 30d
N
NAIF EU Web IntelligenceOther services
Fast European HTTP status and TLS preview
Basev2202609421025522662.hotsrv.de
from $0.001
1 endpoint
0
calls / 30d
V
v0-x402-endpoint.vercel.appCrypto & DeFi
Real-time crypto price feed for a given symbol (e.g. BTC, ETH, SOL).
Basev0-x402-endpoint.vercel.app
from $0.005
1 endpoint
0
calls / 30d
V
v0-x402-endpoint-creation.vercel.appAI & agents
AI-generated market insight for a given topic
Basev0-x402-endpoint-creation.vercel.app
from $0.01
1 endpoint
0
calls / 30d
V
v0-x402-endpoint-creation-o5.vercel.appOther services
Get a random inspirational quote
Basev0-x402-endpoint-creation-o5.vercel.app
from $0.01
1 endpoint
0
calls / 30d
V
v0-x402-enabled-endpoint-ochre.vercel.appAI & agents
AI-generated market insight (one-shot).
Basev0-x402-enabled-endpoint-ochre.vercel.app
from $0.01
1 endpoint
0
calls / 30d

Service data comes from the Coinbase CDP and PayAI discovery lists and refreshes every few hours. Usage is paid calls over the last 30 days. APIs launched here are verified by us; the rest are paid directly to their owners.