x402radar
List

Cheapest x402 data APIs

44 x402 data APIs catalogued, ranked by price per call (cheapest first). Updated June 17, 2026.

Top pick76GPT-5.5 Compact Chat x40260% uptime · from $0.0001 – $0.066667/call
BestCheapestMost reliable
#API
17660%652 ms$0.0001 – $0.06666779$0.18*85Payments per day, last 7 days
277%22 ms$0.0005 – $49227——
36647%348 ms$0.001 – $0.01519$0.33186
47866%143 ms$0.001 – $0.0213$0.3581Payments per day, last 7 days
54444%422 ms$0.0013——
65858%644 ms$0.0013——
76363%46 ms$0.0011——
86551%463 ms$0.001 – $0.1514$8.73128Payments per day, last 7 days
900%22 ms$0.001 – $0.05373——
106363%831 ms$0.001 – $0.012——
115050%91 ms$0.0011——
125757%135 ms$0.0013——
135252%21 ms$0.0022——
1499%100 ms$0.003 – $1012——
155555%106 ms$0.0031——
165439%166 ms$0.005 – $0.0517$0.30*22Payments per day, last 7 days
176060%72 ms$0.0051——
185252%337 ms$0.005 – $0.012——
195050%34 ms$0.005 – $0.012——
2000%24 ms$0.005 – $0.0111——
2100%33 ms$0.005 – $0.012——
224141%20 ms$0.005 – $0.012——
235757%112 ms$0.005 – $0.012——
2400%1322 ms$0.0051——
253636%404 ms$0.005 – $0.012——
265555%344 ms$0.005 – $0.012——
276246%2689 ms$0.005 – $0.058$39.2191Payments per day, last 7 days
286265%298 ms$0.005 – $0.1510$24.84272Payments per day, last 7 days
295656%305 ms$0.0051——
306052%811 ms$0.01 – $0.034$1.6026Payments per day, last 7 days
315555%197 ms$0.013——
326464%62 ms$0.011——
335353%174 ms$0.012——
345656%186 ms$0.011——
3500%1642 ms$0.011——
3600%48 ms$0.011——
376059%69 ms$0.012——
386060%274 ms$0.011——
395757%313 ms$0.011——
405656%351 ms$0.011——
415757%160 ms$0.021——
424343%320 ms$0.05 – $0.39——
435448%444 ms$0.00251——
446767%1092 ms—1——
44 rows · page 1/1

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?
GPT-5.5 Compact Chat x402, with the highest x402radar Trust score (76).
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.