x402radar
List

Most reliable x402 data APIs

44 x402 data APIs catalogued, ranked by measured uptime. Updated June 17, 2026.

Top pick67Global Chat Agent Directory67% uptime
BestCheapestMost reliable
#API
16767%1092 ms—1——
27866%143 ms$0.001 – $0.0213$0.3581Payments per day, last 7 days
36265%298 ms$0.005 – $0.1510$24.84272Payments per day, last 7 days
46464%62 ms$0.011——
56363%46 ms$0.0011——
66363%831 ms$0.001 – $0.012——
77660%652 ms$0.0001 – $0.06666779$0.18*85Payments per day, last 7 days
86060%274 ms$0.011——
96060%72 ms$0.0051——
106059%69 ms$0.012——
115858%644 ms$0.0013——
125757%313 ms$0.011——
135757%112 ms$0.005 – $0.012——
145757%135 ms$0.0013——
155757%160 ms$0.021——
165656%351 ms$0.011——
175656%305 ms$0.0051——
185656%186 ms$0.011——
195555%106 ms$0.0031——
205555%197 ms$0.013——
215555%344 ms$0.005 – $0.012——
225353%174 ms$0.012——
236052%811 ms$0.01 – $0.034$1.6026Payments per day, last 7 days
245252%337 ms$0.005 – $0.012——
255252%21 ms$0.0022——
266551%463 ms$0.001 – $0.1514$8.73128Payments per day, last 7 days
275050%34 ms$0.005 – $0.012——
285050%91 ms$0.0011——
295448%444 ms$0.00251——
306647%348 ms$0.001 – $0.01519$0.33186
316246%2689 ms$0.005 – $0.058$39.2191Payments per day, last 7 days
324444%422 ms$0.0013——
334343%320 ms$0.05 – $0.39——
344141%20 ms$0.005 – $0.012——
355439%166 ms$0.005 – $0.0517$0.30*22Payments per day, last 7 days
363636%404 ms$0.005 – $0.012——
3799%100 ms$0.003 – $1012——
3877%22 ms$0.0005 – $49227——
3900%22 ms$0.001 – $0.05373——
4000%1642 ms$0.011——
4100%1322 ms$0.0051——
4200%24 ms$0.005 – $0.0111——
4300%33 ms$0.005 – $0.012——
4400%48 ms$0.011——
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FAQ

What is the cheapest x402 data API?
GPT-5.5 Compact Chat x402 — from $0.0001 – $0.066667 per call.
Which x402 data API is the most reliable?
Global Chat Agent Directory, at 67% measured uptime.
What is the best x402 data API right now?
Global Chat Agent Directory, with the highest x402radar Trust score (67).
How are these x402 data APIs ranked?
By x402radar Trust — a composite of measured uptime, success rate, /quote latency and price, computed on real traffic and refreshed hourly.