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List

Most reliable x402 Bitcoin APIs

16 x402 Bitcoin APIs catalogued, ranked by measured uptime. Updated June 17, 2026.

Top pick77Carbon Cashmere — Signal BTC (re-probe)93% uptime · from $0.01 – $0.25/call
BestCheapestMost reliableAll Bitcoin →
#API
17793%15 ms$0.01 – $0.25186$1.99*49Payments per day, last 7 days
26990%125 ms$0.01 – $1271$0.15*3Payments per day, last 7 days
37880%38 ms$0.001 – $0.9525$1.0936Payments per day, last 7 days
45873%65 ms$0.005 – $0.515$0.05*5Payments per day, last 7 days
56373%273 ms$0.002 – $1221—1Payments per day, last 7 days
67164%39 ms$0.0014$0.08*77Payments per day, last 7 days
76864%414 ms$0.002 – $0.0056$5.09*25Payments per day, last 7 days
85263%204 ms$0.054$0.27*7
95863%66 ms$0.003 – $0.359——
106560%26 ms$0.011$3.74*69
117060%308 ms$0.021$11.51*103Payments per day, last 7 days
125359%509 ms$0.0151——
137258%20 ms$0.0013$0.0836Payments per day, last 7 days
147056%172 ms$0.0011$0.01*7Payments per day, last 7 days
155050%305 ms$0.011——
1600%1642 ms$0.011——

FAQ

What is the cheapest x402 Bitcoin API?
Token Price Snapshot — from $0.001 – $0.95 per call.
Which x402 Bitcoin API is the most reliable?
Carbon Cashmere — Signal BTC (re-probe), at 93% measured uptime.
What is the best x402 Bitcoin API right now?
Carbon Cashmere — Signal BTC (re-probe), with the highest x402radar Trust score (77).
How are these x402 Bitcoin APIs ranked?
By x402radar Trust — a composite of measured uptime, success rate, /quote latency and price, computed on real traffic and refreshed hourly.