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List

Most reliable x402 routing APIs

21 x402 routing APIs catalogued, ranked by measured uptime. Updated November 11, 2026.

Top pick89Asterpay100% uptime · from $0.004 – $0.1/call
BestCheapestMost reliable
#API
1$17.88581▼ 100.0%$0.004 – $0.127201 ms89
2$4.56609▼ 60.6%$0.005 – $192738 ms88
3$4.93*105$0.0001 – $1024139 ms79
4——$0.0051——
5——$0.0051——
6——$0.011——
7——$0.0051——
8——$0.001 – $0.0537338 ms—
9——$0.012——
10——$0.0011——
11——$0.011——
12——$0.0005 – $49227209 ms—
13——$0.0011——
14———1621 ms—
15——$0.001 – $0.005591 ms—
16——$0.005 – $0.0111——
17——$0.005 – $0.013——
18——$0.001 – $0.124——
19——$0.0011——
20——$0.003 – $101237 ms—
21——$0.005 – $0.012——

FAQ

What is the cheapest x402 routing API?
gpt55.558686.xyz — from $0.0001 – $10 per call.
Which x402 routing API is the most reliable?
Asterpay, at 100% measured uptime.
What is the best x402 routing API right now?
Asterpay, with the highest 402radar Trust score (89).
How are these x402 routing APIs ranked?
By 402radar Trust — a composite of measured uptime, success rate, /quote latency and price, computed on real traffic and refreshed hourly.