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Most reliable x402 data APIs

44 x402 data APIs catalogued, ranked by measured uptime. Updated November 5, 2026.

Top pick90Asterpay100% uptime · from $0.004 – $0.1/call
BestCheapestMost reliable
#API
1$21.56769▼ 33.3%$0.004 – $0.127203 ms90
2$3.32*189▲ 100.0%$0.0052208 ms83
3$15.25*133▲ 0.0%$0.0001 – $1024153 ms80
4$1.32*50▲ 50.0%$0.005 – $0.2524320 ms75
5$0.018$0.001 – $0.01528247 ms66
6$0.0311▼ 100.0%$0.001 – $0.1519486 ms66
7——$0.005 – $0.012——
8——$0.05 – $0.39——
9——$0.0022——
10——$0.0013——
11——$0.01285 ms—
12——$0.0011——
13——$0.0005 – $49227206 ms—
14——$0.005 – $0.0217198 ms—
15——$0.011——
16——$0.005 – $0.012——
17——$0.005 – $0.012——
18——$0.012 – $0.2614508 ms—
19——$0.011——
20——$0.005 – $0.012——
21———1416 ms—
22——$0.005 – $0.012511 ms—
23——$0.021——
24——$0.001 – $0.021466 ms—
25——$0.001 – $0.0537348 ms—
26——$0.011——
27——$0.011——
28——$0.012——
29——$0.011——
30——$0.0013——
31——$0.013——
32——$0.001 – $0.012——
33——$0.0031——
34$0.031$0.001 – $0.036506 ms—
35$0.06*3▼ 100.0%$0.005 – $0.023182 ms—
36——$0.0013——
37——$0.005 – $0.011149 ms—
38——$0.0051——
39——$0.00005 – $0.00527——
40——$0.001 – $0.124——
41——$0.003 – $101262 ms—
42——$0.011——
43——$0.005 – $0.01246 ms—
44——$0.0051——
44 rows · page 1/1

FAQ

What is the cheapest x402 data API?
Notify — from $0.00005 – $0.005 per call.
Which x402 data API is the most reliable?
Asterpay, at 100% measured uptime.
What is the best x402 data API right now?
Asterpay, with the highest 402radar Trust score (90).
How are these x402 data APIs ranked?
By 402radar Trust — a composite of measured uptime, success rate, /quote latency and price, computed on real traffic and refreshed hourly.