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

Developer tools

2 results

Most used Rising Most payers Newest Cheapest A–Z

A
api.carbon-cashmere.deDeveloper tools
Curated Bitcoin coinbase scriptSig messages (printable ASCII only). Pool tags, BIP-comment campaigns, political statements. Window up to 7d.
BasePolygonArbitrum+4api.carbon-cashmere.de
from $0.02
45 endpoints
115
56 payers
E
edge.goldsky.comDeveloper tools
Goldsky Edge RPC — prepaid balance, funds ~1000 requests at 5 atomic units each
BasePolygonArbitrum+10edge.goldsky.com
from $0.005
10 endpoints
17
16 payers

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.