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Most reliable x402 Utility & Tools APIs

64 x402 Utility & Tools APIs catalogued, ranked by measured uptime. Updated September 15, 2026.

Top pick90Space100% uptime · from $0.002 – $0.004/call
BestCheapestMost reliableAll Utility & Tools →
#API
1$3.21*▼ 22.5%1,430▲ 462.5%$0.002 – $0.0041031 ms90
2——$0.005 – $0.01346 ms—
3$7.00*▲ 241.5%7▼ 100.0%$0.001 – $1917 ms65
4$0.06*▲ 100.0%25▼ 40.0%$0.0011178 ms72
5——$0.01 – $0.16312 ms—
6$22.99*▲ 999.0%4,592$0.005 – $0.01572969 ms77
7$14.78*21▼ 77.8%$0.47 – $0.752528 ms70
8$0.16*▼ 94.9%30▼ 66.7%$0.00099 – $0.053219 ms73
9$0.21*▼ 25.0%206▼ 50.0%$0.0011156 ms83
10$0.54*▼ 86.8%30▼ 50.0%$0.005 – $0.0524208 ms73
11——$0.001158 ms—
12——$0.00112093 ms—
13——$0.0011782 ms—
14——$0.0051136 ms—
15——$0.00121517 ms—
16——$0.0011186 ms—
17——$0.0051116 ms—
18——$0.005179 ms—
19——$0.0051513 ms—
20——$0.011140 ms—
21——$0.0051470 ms—
22——$0.001171 ms—
23——$0.0021100 ms—
24——$0.0051222 ms—
25——$0.0021136 ms—
26——$0.005 – $0.014124 ms—
27$0.02*8▼ 100.0%$0.001 – $0.0054284 ms66
28$0.15*▼ 46.4%149▼ 50.0%$0.0011149 ms81
29——$0.012 – $0.1112479 ms—
30$3.21*▼ 22.5%1,430▲ 462.5%$0.0012009 ms93
31$0.33*▼ 50.7%133▼ 80.0%$0.0011153 ms80
32——$0.0051214 ms—
33$3.21*▼ 22.5%1,430▲ 462.5%$0.002 – $0.0051031 ms90
34——$0.0011281 ms—
35——$0.0051204 ms—
36$0.04*▲ 33.3%35▲ 100.0%$0.0011386 ms74
37$0.46*▼ 51.1%92▼ 25.0%$0.005 – $0.0259288 ms79
38$4.08▼ 27.4%594▼ 93.5%$0.001 – $0.057031 ms80
39$0.34*▲ 30.8%34▲ 100.0%$0.01 – $0.0510519 ms73
40$1.38*▼ 45.2%54$0.006 – $0.7556149 ms76
41——$0.001138 ms—
42——$0.00513988 ms—
43——$0.0011431 ms—
44——$0.0011128 ms—
45——$0.00111867 ms—
46——$0.0051345 ms—
47——$0.0011189 ms—
48$0.21▼ 43.2%22▲ 100.0%$0.001 – $0.014935 ms71
49——$0.001 – $0.01595 ms—
50——$0.005147 ms—
64 rows · page 1/2

FAQ

What is the cheapest x402 Utility & Tools API?
Address Intel — FiatDock — from $0.00099 – $0.05 per call.
Which x402 Utility & Tools API is the most reliable?
Space, at 100% measured uptime.
What is the best x402 Utility & Tools API right now?
Space, with the highest 402radar Trust score (90).
How are these x402 Utility & Tools APIs ranked?
By 402radar Trust — a composite of measured uptime, success rate, /quote latency and price, computed on real traffic and refreshed hourly.