https://402signal.com/route
Check a paid API before your agent pays. 402Signal compares the seller's current price, recipient, network and exact request with your budget and rules; for a qualifying offer it returns a signed decision to verify before your own wallet pays. Its open-source client checks the answer against requirements set before paying. $0.003 USDC on Base, Solana or Algorand, only for a qualifying offer; misses are free. Your agent keeps its wallet. No guarantee of accuracy, identity, delivery or refunds.
#120
$0.0030
342
5
Points earned against points available, biggest lever first.
| Rank | Service | Score | Volume | Price |
|---|---|---|---|---|
| #1 | 68 | 7.0K txns | $0.0010 | |
| #2 | Otto AI−22 | 66 | 3.6K txns | $0.0010 |
| #3 | Bitrefill−19 | 63 | 365 txns | $0.0020 |
| #4 | 63 | 2.5K txns | $0.02 |
| #5 | 62 | 1.1K txns | $0.01 |