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List

Cheapest x402 Bitcoin APIs

29 x402 Bitcoin APIs catalogued, ranked by price per call (cheapest first). Updated August 5, 2026.

Top pick15Mcp0% uptime · from $0.02/call
BestCheapestMost reliableAll Bitcoin →
# API
1 — — $0.03 – $0.05 6 — —
2 — — $0.03 1 — —
3 — — $0.024 1 — —
4 $0.04* ▼ 100.0% 2 $0.02 2 — 15
5 — — $0.016 1 — —
6 $0.04 ▼ 75.0% 5 ▲ 100.0% $0.01 – $0.06 11 — 21
7 $1.10* ▼ 100.0% 39 $0.01 – $0.25 22 — 68
8 — — $0.01 4 — —
9 — — $0.01 1 — —
10 $295.49* ▼ 99.1% 2,127 ▼ 22.8% $0.01 – $1 276 12245 ms 89
11 $0.96* ▼ 100.0% 120 $0.005 – $0.05 64 — 77
12 $48.11 ▼ 99.3% 785 ▼ 87.1% $0.005 – $0.5 27 — 78
13 $0.01* 1 ▲ 100.0% $0.005 1 — —
14 $0.01* 1 ▲ 100.0% $0.005 1 — 55
15 $0.12* ▼ 100.0% 17 $0.005 – $0.008 4 — 70
16 — — $0.005 – $0.01 5 — —
17 $1.17* ▼ 100.0% 26 ▼ 100.0% $0.003 – $0.5 241 — 72
18 $5.06* ▼ 99.0% 57 ▲ 100.0% $0.003 – $0.35 15 — 76
19 $0.94* ▼ 80.8% 62 ▲ 70.0% $0.002 1 — 77
20 $0.03* ▼ 66.7% 12 ▲ 100.0% $0.002 – $0.005 6 — 68
21 $8.48* ▼ 99.2% 386 ▼ 31.5% $0.002 – $12 30 — 86
22 $1.78* ▼ 26.9% 127 ▼ 6.2% $0.001 – $0.05 25 — 77
23 $0.17* ▼ 87.5% 171 ▲ 466.7% $0.001 4 — 82
24 $0.08 ▼ 100.0% 58 ▼ 33.3% $0.001 3 — 76
25 — 4 $0.001 1 — 62
26 $14.14 ▼ 97.8% 807 ▼ 50.7% $0.001 – $0.49 46 — 90
27 — — $0.001 – $0.1 24 — —
28 $0.30* ▼ 88.9% 110 ▼ 60.0% $0.001 – $0.005 36 — 79
29 $0.12 ▼ 100.0% 117 ▲ 100.0% $0.001 – $0.001585 12 — 80
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FAQ

What is the cheapest x402 Bitcoin API?
kronossignals.com — from $0.001 – $0.05 per call.
Which x402 Bitcoin API is the most reliable?
SorenLux, at 100% measured uptime.
What is the best x402 Bitcoin API right now?
Mcp, with the highest 402radar Trust score (15).
How are these x402 Bitcoin APIs ranked?
By 402radar Trust — a composite of measured uptime, success rate, /quote latency and price, computed on real traffic and refreshed hourly.