Explore APIs

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

Projects: 4.4K
Paid endpoints: 87K
Paid calls · 30 days: 885K
Launched here: 0

All projects

428 results

Most used Rising Most payers Newest Cheapest A–Z

X
x402.quicknode.comOther services
No description yet.
Polygonx402.quicknode.com
from $0.001
1 endpoint
0
calls / 30d
X
x402.payai.networkOther services
No description yet.
BasePolygonX Layer+1x402.payai.network
from $0.01
4 endpoints
0
calls / 30d
X
x402.nichospt.netOther services
No description yet.
Polygonx402.nichospt.net
from $0.0005
8 endpoints
0
calls / 30d
L
lokyai.comOther services
No description yet.
Polygonlokyai.com
from $0.0001
6 endpoints
0
calls / 30d
Landing en 24hSocial & people
Validate an Argentine tax ID (CUIT/CUIL): checks length, prefix and modulo-11 check digit offline, and returns normalized and formatted values plus entity type (person/company). Send {cuit}. Nothing is stored.
BasePolygonlandingen24h.com
from $0.001
18 endpoints
0
calls / 30d
Indo News APISearch & web
Ranked Indonesian news briefing: deduped articles, keyword trends and top sources for a topic.
BasePolygonArbitrum+1indo-news-api.vercel.app
from $0.05
13 endpoints
0
calls / 30d
A
aviationapis.comOther services
No description yet.
Polygonaviationapis.com
from $0.01
14 endpoints
0
calls / 30d
SyraCrypto & DeFi
Lists conferences, launches, listings, and macro events affecting crypto. Use when an agent schedules research around catalysts or filters noise by ticker. Input: optional ticker. Returns event[] with titles, dates, and metadata.
SolanaBasePolygon+6api.syraa.fun
from $0.0001
61 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.