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

D
dpe.bdatax.comOther services
No description yet.
Basedpe.bdatax.com
from $0.001
2 endpoints
0
calls / 30d
D
domains.scrapemole.workers.devSearch & web
Use when you need the current DNS records of a domain or hostname: resolves the requested record types live over DNS-over-HTTPS (Cloudflare 1.1.1.1 with Google fallback) and returns every answer with TTL, plus the response code (NOERROR/NXDOMAIN) and whether DNSSEC validated. Up to 8 types per call.
Basedomains.scrapemole.workers.dev
from $0.001
6 endpoints
0
calls / 30d
D
DomainDNADeveloper tools
DomainDNA: Domain tech stack, email provider, SPF/DMARC and age, up to 10 domains a call.
Basedomaindna-api.cybermaxtools.com
from $0.005
1 endpoint
0
calls / 30d
D
DomainDNADeveloper tools
DomainDNA: Domain tech stack, email provider, SPF/DMARC and age, up to 10 domains a call.
Basedomaindna-api.cybermax-tools.workers.dev
from $0.005
1 endpoint
0
calls / 30d
D
DomainCheckAI & agents
Domain trust report for AI agents: is this domain real, how old is it, who registered it, and is its email locked down? DNS (A/AAAA/NS/MX/CAA), DNSSEC, SPF, DMARC, DKIM (common selectors), MTA-STS, TLS-RPT, BIMI, RDAP registration date + registrar + status, parking and disposable detection, risk flags, 0-100 score and verdict. Public DNS + RDAP, no data stored.
Basedomaincheck.agentgate.workers.dev
from $0.001
2 endpoints
0
calls / 30d
D
domain-parser.nordman-tehau.workers.devDeveloper tools
Split a domain into TLD/SLD/subdomain using the official Public Suffix List
Basedomain-parser.nordman-tehau.workers.dev
from $0.001
1 endpoint
0
calls / 30d
D
domain-osintCrypto & DeFi
AgentDiet Semantic Distillation (/v1/distill) — Strips 85-97% of HTML token bloat
Basedomain-osint.agentdiet.dev
from Free
5 endpoints
0
calls / 30d
D
domain-osintCrypto & DeFi
Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (/v1/x402-broker) — Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall.
Basedomain-osint-72343955726.us-central1.run.app
from Free
5 endpoints
0
calls / 30d
D
domain-intelligence.nordman-tehau.workers.devDeveloper tools
Domain registration lookup (RDAP, modern WHOIS replacement): registrar, registration date, domain age, expiration date, status
Basedomain-intelligence.nordman-tehau.workers.dev
from $0.001
2 endpoints
0
calls / 30d
D
dod.hshintelligence.comOther services
No description yet.
Basedod.hshintelligence.com
from $0.02
1 endpoint
0
calls / 30d
DocEdgeAI & agents
Converts any URL (PDF, webpage, Google Doc) to clean Markdown with optional AI summary. $0.05/convert via x402 on Base.
Basedoc.lonestaroracle.xyz
from $0.05
1 endpoint
0
calls / 30d
D
dnsdomain.hergertsynthora.comDeveloper tools
Provide a public domain, HTTP(S) URL or email to retrieve Google DNS and RDAP observations. Returns DNS record sets, provider DNSSEC AD flag, registration metadata, capture times and per-query gaps. Failed queries remain unknown rather than absent. AD and descriptive hygiene fields do not certify domain security, ownership or legitimacy.
Basednsdomain.hergertsynthora.com
from $0.001
1 endpoint
0
calls / 30d
T
tld-info-mySearch & web
A record of autodiscover.<domain>: looks up the autodiscover host under the domain you give (A via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like autodiscover without enumerating subdomains. $0.01 per lookup.
Basedns.intel.rallylive.ca
from $0.01
489 endpoints
0
calls / 30d
D
dns-lookup.x402.paysponge.comDeveloper tools
Service: DNS Record & Whois Lookup (https://dns-lookup.x402.paysponge.com/)
Basedns-lookup.x402.paysponge.com
from $0.01
1 endpoint
0
calls / 30d
D
DiffDeckDeveloper tools
Live hosting/VPS provider comparison data (price, type, best-for, cheapest) as JSON for autonomous agents. GET, optional ?cheapest=managed|unmanaged.
Basediffdeck-api.vercel.app
from $0.05
1 endpoint
0
calls / 30d
D
Dice RollerOther services
Roll a dice with any number of faces. Specify faces via ?faces=N query parameter.
Basedicex402.vercel.app
from $0.001
1 endpoint
0
calls / 30d
Bitcoin Market PulseCrypto & DeFi
Every AML case (score >= 25) this node detected on one day (YYYY-MM-DD, last 30 days), gzipped JSON lines.
Basediamond.btc-intel.workers.dev
from $0.02
9 endpoints
0
calls / 30d
D
DevX Agent APICrypto & DeFi
ERC-20 token safety pre-check from on-chain data only (Base, Ethereum, Arbitrum, Optimism, Polygon, BSC): name/symbol/decimals/supply, owner and whether renounced, EIP-1967/minimal proxy detection, and a bytecode scan (incl. implementation) for mint, blacklist, adjustable-fee, max-tx, trading-switch and pause functions, with flags and a risk level. Run before swapping into an unknown token. $0.005
Basedevx-x402-tools.nextill-pos.workers.dev
from $0.001
2 endpoints
0
calls / 30d
D
DevrynoCrypto & DeFi
Cheap x402 ping. Returns server time and receive wallet. $0.001 USDC on Base.
Basedevryno.com
from $0.001
1 endpoint
0
calls / 30d
D
devnet.aimo.networkOther services
No description yet.
Basedevnet.aimo.network
from $0.00006
1 endpoint
0
calls / 30d
R
rfc-791Crypto & DeFi
Go module github.com/gin-gonic/gin: latest version, description, license, repository and download/publish data from the go registry API. Pin, audit or compare github.com/gin-gonic/gin in one call, no token. $0.01 per call.
Basedev.intel.rallylive.ca
from $0.01
19 endpoints
0
calls / 30d
D
dev-api-x402.world.funOther services
No description yet.
Basedev-api-x402.world.fun
from $0.01
1 endpoint
0
calls / 30d
D
dermi-znuq.onrender.comOther services
No description yet.
Basedermi-znuq.onrender.com
from $0.01
1 endpoint
0
calls / 30d
D
Dependency TruthOther services
Verify the current stable npm or PyPI package release and check a version/date claim against canonical registry metadata.
Basedependency-truth.inboxtzdjqv.workers.dev
from $0.005
1 endpoint
0
calls / 30d
D
delx.aiAI & agents
DNS lookup API for agents at $0.01 USDC. Call when you need A/AAAA/CNAME/MX/TXT/NS for domain routing, email delivery, or infra checks without running a recursive resolver. Returns structured records via x402—no API key, no subscription.
Basedelx.ai
from $0.01
2 endpoints
0
calls / 30d
D
DeltaMachineOther services
DeltaMachine paid opportunity-intelligence signal feed
Basedeltamachine-v2-preview.vercel.app
from $0.50
1 endpoint
0
calls / 30d
D
delta-witness-api.ruphussten.workers.devOther services
Preflight an autonomous action by comparing a fresh public-source observation with deterministic expectations
Basedelta-witness-api.ruphussten.workers.dev
from $0.03
2 endpoints
0
calls / 30d
Degenscan IntelCrypto & DeFi
MCP server (streamable HTTP). Tools: events_since, impact_for, exposure_graph, regime_snapshot, explain, universe, sources_status.
Basedegenscan-intel.onrender.com
from $0.01
2 endpoints
0
calls / 30d
D
defi-yieldCrypto & DeFi
AgentDiet Semantic Distillation (/v1/distill) — Strips 85-97% of HTML token bloat
Basedefi-yield.agentdiet.dev
from Free
5 endpoints
0
calls / 30d
D
defi-yieldCrypto & DeFi
Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (/v1/x402-broker) — Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall.
Basedefi-yield-72343955726.us-central1.run.app
from Free
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.