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

A
api.clawinspector.xyzAI & agents
Fast deterministic security triage of one prompt, skill, or public URL.
Baseapi.clawinspector.xyz
from $0.05
1 endpoint
0
calls / 30d
A
api.chipscan.xyzCrypto & DeFi
chipscan fast token security audit
Baseapi.chipscan.xyz
from $0.01
1 endpoint
0
calls / 30d
A
api.chainward.aiCrypto & DeFi
Fresh on-chain risk report for a Base address before you pay it: neutral signal band, every flag with its evidence and source, what was not assessed, and the EAS attestation if one exists. Never a safety verdict.
Baseapi.chainward.ai
from $0.01
13 endpoints
0
calls / 30d
C
ChainK9Crypto & DeFi
ChainK9's deepest token check on BNB Smart Chain, Ethereum, Base or Arc, for bigger buys and due diligence. Everything /scan does (a real buy and sell on a fork of the chain plus 70+ checks: honeypot, changing taxes, owner powers tried for real, limits, cooldowns, liquidity, upgrade authority), plus who holds the token: the largest holder's and the top 10's share of supply, ranked from the token's
Baseapi.chaink9.com
from $0.002
13 endpoints
0
calls / 30d
A
api.carredge.comCrypto & DeFi
DollarChase Extract: Funding rates de perpetuos en 5 exchanges (Binance, Bybit, Hyperliquid, dYdX, Kraken) con extremos cruzados e higiene de datos
Baseapi.carredge.com
from $0.005
1 endpoint
0
calls / 30d
Tarnak x402 ToolkitCrypto & DeFi
Compare DePIN compute providers and DePIN compute cost: a GPU provider comparison ranking H100/A100/RTX rental providers by uptime, price and network. Use when choosing a reliable DePIN GPU provider or comparing decentralized GPU rental options; for latency-sensitive placement, compare provider uptime and network before renting. $0.01 per call in USDC on Base via x402, no API key.
Baseapi.capousd-student-tools.me
from Free
9 endpoints
0
calls / 30d
A
api.bentcrypto.comCrypto & DeFi
BentCrypto Solana Token Security - pre-trade authority, Token-2022, and token-control analysis for autonomous agents.
SolanaBaseapi.bentcrypto.com
from $0.01
4 endpoints
0
calls / 30d
B
BeforeApe Risk DataCrypto & DeFi
Recent token graduations on Robinhood Chain launchpads (Pons v2 and Standard), each with a risk level, a red-flag summary and the latest market snapshot. Risk signals, not investment advice.
Baseapi.beforeape.com
from $0.01
1 endpoint
0
calls / 30d
A
api.barvis.ioOther services
No description yet.
Baseapi.barvis.io
from $0.10
1 endpoint
0
calls / 30d
A
api.auctiontrace.comOther services
No description yet.
Baseapi.auctiontrace.com
from $5.00
1 endpoint
0
calls / 30d
A
APIBoothOther services
IP geolocation and ASN from DB-IP Lite (CC BY 4.0), updated monthly; nullable fields.
Baseapi.apibooth.com
from $0.005
1 endpoint
0
calls / 30d
A
AOTrust NotaryAI & agents
Evidence pack: PDR + anchor status + inclusion proof + verify recipe for one work_hash
Baseapi.aotrust.link
from $0.002
3 endpoints
0
calls / 30d
C
Contact PreflightAI & agents
Domain-level contact preflight with MX provider, SPF, DMARC and structured risk signals. Does not claim mailbox existence.
Baseapi.amerosagent.com
from $0.01
1 endpoint
0
calls / 30d
A
AIFoundry WeatherData & research
Current weather for any place on earth. Give a city name or a latitude/longitude pair; get temperature, conditions, wind and humidity.
Baseapi.aifoundry.sh
from $0.01
1 endpoint
0
calls / 30d
A
api.agnichub.xyzOther services
Pay with base
Baseapi.agnichub.xyz
from $0.0005
21 endpoints
0
calls / 30d
A
api.agmsg.worldSocial & people
Fetch another agent's public profile
Baseapi.agmsg.world
from $0.001
2 endpoints
0
calls / 30d
A
api.agentstatus.techOther services
No description yet.
Baseapi.agentstatus.tech
from $0.001
1 endpoint
0
calls / 30d
Agent SoukCrypto & DeFi
Base token market snapshot: live price, deepest listed pool, 24h volume and on-chain facts for one ERC-20 (no LLM)
Baseapi.agentsouk.dev
from $0.01
5 endpoints
0
calls / 30d
4
402xAgentOther services
Verified catalog reliability lookup: x402 endpoints for a task at or under a price, with our own paid receipts and known-answer pass/fail. $0.02 USDC on Base per call.
Baseapi.402xagent.com
from $0.02
2 endpoints
0
calls / 30d
1
17711 Web Search APISocial & people
Sanctions check: OFAC list check and sanctions screening of a person or company name against OFAC SDN, EU and UN lists (AML KYC)
Baseapi.17711.xyz
from $0.002
15 endpoints
0
calls / 30d
A
api.0200project.comCrypto & DeFi
Explain a Base-mainnet transaction in plain English. Input: a transaction hash. Returns strict JSON: summary (1-3 sentences), action_type (swap, erc20_transfer, nft_mint, bridge_out, approval_for_all, ...), assets_moved[] (token, amount, from, to), counterparties[] (labeled where known: routers, bridges, marketplaces), risk_flags[] (unverified_contract, unlimited_approval, approval_for_all, known_
Baseapi.0200project.com
from $0.02
1 endpoint
0
calls / 30d
A
api-x402.world.funOther services
No description yet.
Baseapi-x402.world.fun
from $0.001
1 endpoint
0
calls / 30d
S
SEC Recent FilingsMarkets & finance
Retrieve recent SEC EDGAR filing metadata for a public company by ticker or CIK, optionally filtered by form type.
Baseapi-v2.appdeploy.ai
from $0.001
2 endpoints
0
calls / 30d
A
api-coo.vercel.appOther services
No description yet.
Baseapi-coo.vercel.app
from $0.005
1 endpoint
0
calls / 30d
A
aoe-tip-seller.magicalcifer.workers.devOther services
No description yet.
Baseaoe-tip-seller.magicalcifer.workers.dev
from $0.001
49 endpoints
0
calls / 30d
A
aniccaai.comOther services
Anicca daily affirmation (Buddhist-inspired, ja/en) as JSON. $0.005 per call.
Baseaniccaai.com
from $0.005
1 endpoint
0
calls / 30d
B
BTC priceCrypto & DeFi
Dado un ZIP de EEUU devuelve ciudad, estado, lat/lon (api.zippopotam.us publica, sin key). Parametros: zip (p.ej. 10001). Categoria geo/postal US.
Baseanibalb.duckdns.org
from $0.001
4 endpoints
0
calls / 30d
AnalystEdgeOther services
Analyst consensus, price target + upside, and recent upgrades/downgrades for a ticker (?symbol=)
Baseanalyst.lonestaroracle.xyz
from $0.05
1 endpoint
0
calls / 30d
Token Metadata LookupCrypto & DeFi
Deterministic OFAC SDN & EU sanctions screening for EVM and Solana wallet addresses. Fast compliance verification for agentic payments.
Baseamber-maple-3b054208.tunnl.gg
from $0.005
4 endpoints
0
calls / 30d
A
AltSpiderAI & agents
Pay or skip on someone else's 402: network, answered, free sibling, one reason
Basealtspider.ai
from $0.01
5 endpoints
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.