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

4,273 results

Most used Rising Most payers Newest Cheapest A–Z

O
Ops Control HQ Bounty CheckDeveloper tools
Batch DMARC lookup and parser for 1-20 public domains. Returns record presence, policy, pct, alignment, reporting URIs, raw TXT evidence and validation warnings. All-upstream-failure requests are not settled.
Basetkoqkknsezxavtxfywkm.supabase.co
from $0.001
9 endpoints
0
calls / 30d
T
Titan FrameworksCrypto & DeFi
Token-efficient LangChain, LlamaIndex, Ollama, and XRPL docs via MCP (search, syntax, error diagnosis)
Basetitan-frameworks-production.up.railway.app
from $0.001
1 endpoint
0
calls / 30d
T
tiresapi.comOther services
No description yet.
Basetiresapi.com
from $0.001
1 endpoint
0
calls / 30d
T
tip.mdOther services
No description yet.
Basetip.md
from $0.10
1 endpoint
0
calls / 30d
A
Agent Time & PlaceAI & agents
Business-day arithmetic that respects weekends and a country's public holidays. Either add N business days to a date (SLA due dates, shipping ETAs) or count business days between two dates. Weekend days are configurable (e.g. 'fri,sat').
Basetime-place.agent-utils.workers.dev
from $0.005
2 endpoints
0
calls / 30d
T
three.wsOther services
No description yet.
Basethree.ws
from $0.001
1 endpoint
0
calls / 30d
T
theoddsgap.comOther services
Ask a sports betting price question in plain English and get an answer from The Odds Gap's own scans of US sportsbooks and prediction-market exchanges: where a bet pays the most, a hedge, a parlay price, or a game's board. Each answer gives the time of the scan and a link to the matching page on theoddsgap.com. Information only: it places no bets and gives no picks. 21+. Gambling problem? Call 1-8
Basetheoddsgap.com
from $0.02
1 endpoint
0
calls / 30d
T
testmint.myproceeds.xyzOther services
Purchase large amounts of testnet USDC instantly.
Basetestmint.myproceeds.xyz
from $1.00
1 endpoint
0
calls / 30d
T
testmint-q21lyoxbp-proceeds.vercel.appOther services
No description yet.
Basetestmint-q21lyoxbp-proceeds.vercel.app
from $1.00
1 endpoint
0
calls / 30d
T
testmint-mhjxzmivl-proceeds.vercel.appOther services
No description yet.
Basetestmint-mhjxzmivl-proceeds.vercel.app
from $1.00
1 endpoint
0
calls / 30d
T
testmint-m4s65rltb-proceeds.vercel.appOther services
No description yet.
Basetestmint-m4s65rltb-proceeds.vercel.app
from $1.00
1 endpoint
0
calls / 30d
T
testmint-git-main-darkhorselabs.vercel.appOther services
No description yet.
Basetestmint-git-main-darkhorselabs.vercel.app
from $1.00
1 endpoint
0
calls / 30d
T
testmint-git-ak-refactor-darkhorselabs.vercel.appOther services
No description yet.
Basetestmint-git-ak-refactor-darkhorselabs.vercel.app
from $1.00
1 endpoint
0
calls / 30d
T
testmint-git-ak-fixes-proceeds.vercel.appOther services
No description yet.
Basetestmint-git-ak-fixes-proceeds.vercel.app
from $1.00
1 endpoint
0
calls / 30d
T
testmint-d3p2qf3rm-proceeds.vercel.appOther services
No description yet.
Basetestmint-d3p2qf3rm-proceeds.vercel.app
from $1.00
1 endpoint
0
calls / 30d
T
test5-x402-govSearch & web
Search US Federal Register documents (rules, proposed rules, notices, presidential documents) by keyword, JSON, ≤25 rows, no API key. Unofficial; verify at source.
Basetest5-x402-gov.stackstats.workers.dev
from $0.005
3 endpoints
0
calls / 30d
TenderPingSearch & web
TenderPing search: UK public procurement and education supplier opportunity triage. Search a bounded recent feed from Find a Tender or Contracts Finder, retrieve records, or assess four explained SME criteria. Not comprehensive.
Basetenderping.bristolowen.chatgpt.site
from $0.01
1 endpoint
0
calls / 30d
T
tenderfit-mainnet-production.up.railway.appData & research
Score how well a supplier fits a public tender or procurement opportunity. Returns fit score, eligibility assessment, requirements, gaps, risks and recommendation.
Basetenderfit-mainnet-production.up.railway.app
from $0.05
1 endpoint
0
calls / 30d
T
temporary-instant-tempest-4a1g1wu.vercel.appOther services
Generate a stable, secret-free fingerprint from a build or test failure so agents can group duplicate CI errors across changing line numbers, timestamps, paths, identifiers, and retry attempts.
Basetemporary-instant-tempest-4a1g1wu.vercel.app
from $0.001
1 endpoint
0
calls / 30d
T
telago-paid-mcp-fav-pulse.vercel.appAI & agents
TELAGO x402 paid MCP settlement ping.
Basetelago-paid-mcp-fav-pulse.vercel.app
from $0.001
1 endpoint
0
calls / 30d
T
tc-ai-premium.vercel.appAI & agents
No description yet.
Basetc-ai-premium.vercel.app
from $0.10
2 endpoints
0
calls / 30d
T
taxi.regevidencehub.comOther services
One-authority deterministic England taxi-private-hire licensing preflight for a supported authority. Use for applicant, driver, vehicle, or operator blocker checks, missing-input identification, and the next evidence-gated action before submission or onboarding. This tool does not compare authorities. Deterministic England taxi/private-hire licensing decision with official-source evidence and per-
Basetaxi.regevidencehub.com
from $0.02
1 endpoint
0
calls / 30d
T
TaskMaster AuditOther services
Audit a public HTTPS x402 API without payment: HTTP 402 challenge metadata, Bazaar and well-known discovery, OpenAPI 3.1 operation schemas and payment declarations, redirects, latency, and security headers.
Basetaskmaster-x402.vercel.app
from $0.01
1 endpoint
0
calls / 30d
T
task-radar-x402.vercel.appCrypto & DeFi
Crypto price + 24h change summary (CoinGecko). 0.01 USDC/call on Base.
Basetask-radar-x402.vercel.app
from $0.01
27 endpoints
0
calls / 30d
T
Tali Agent ToolsCrypto & DeFi
Triage a public GitHub issue as a paid bounty for an autonomous coding agent: state/age/assignees/labels, Algora/Opire/Paid Bounty//bounty signals, competing open PRs, claim gating (/attempt,/claim), and a verdict (pursue|contested|unfunded|stale|closed). Call before spending compute on a bounty URL.
Basetali-agent-tools.talibot.workers.dev
from $0.01
3 endpoints
0
calls / 30d
T
taiwan-market-signal.bytoken2023.workers.devOther services
No description yet.
Basetaiwan-market-signal.bytoken2023.workers.dev
from $0.02
1 endpoint
0
calls / 30d
S
SwishrJobsOther services
SwishrJobs csv-preflight
Baseswishrjobs.com
from $0.01
1 endpoint
0
calls / 30d
S
Swellmeter TrendingSearch & web
Swellmeter Trending: Google trending searches for 30 countries, with the history the feed drops.
Baseswellmeter-api.cybermaxtools.com
from $0.004
1 endpoint
0
calls / 30d
S
Swellmeter TrendingSearch & web
Swellmeter Trending: Google trending searches for 30 countries, with the history the feed drops.
Baseswellmeter-api.cybermax-tools.workers.dev
from $0.004
1 endpoint
0
calls / 30d
D
DevX 7702 Sweeper CheckCrypto & DeFi
EIP-7702 delegation & sweeper check for EVM wallets across 8 chains (Ethereum, Base, BSC, Arbitrum, OP, Polygon, Gnosis, Unichain). Paid report adds delegate bytecode analysis (sweeper/hard-coded forwarder heuristic), source-verification status, risk level and remediation advice. 1-20 addresses per call.
Basesweeper-check.nextill-pos.workers.dev
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.