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Most reliable x402 Crypto Prices APIs

32 x402 Crypto Prices APIs catalogued, ranked by measured uptime. Updated August 5, 2026.

Top pick71api.phoneagent.xyz100% uptime · from $0.01/call
BestCheapestMost reliableAll Crypto Prices →
# API
1 — — $0.005 1 — —
2 $0.23* ▼ 100.0% 23 ▼ 100.0% $0.01 1 — 71
3 — — $0.5 1 — —
4 $0.80* ▼ 100.0% 4 $0.2 1 — 62
5 $0.25* ▼ 91.7% 50 ▼ 90.9% $0.005 6 — 75
6 $0.30 ▼ 100.0% 30 ▼ 100.0% $0.01 2 — 73
7 — — $0.01 – $0.02 6 — —
8 $0.19* ▼ 100.0% 94 $0.002 2 — 79
9 $42.73 ▼ 99.9% 4,273 ▼ 13.0% $0.01 46 — 92
10 $0.08 ▼ 87.5% 8 ▲ 100.0% $0.01 2 — 66
11 $3.61* ▼ 90.3% 1,235 ▼ 55.0% $0.002 1 — 92
12 $0.11* ▼ 100.0% 21 ▼ 100.0% $0.005 7 — 71
13 — — $2 – $25 13 — —
14 $0.34 ▼ 100.0% 13 ▼ 100.0% $0.005 – $0.05 4 — 68
15 $0.94* ▼ 80.8% 62 ▲ 70.0% $0.001 1 — 77
16 $3.83 ▼ 97.9% 383 ▼ 80.0% $0.01 34 — 84
17 $0.32* ▼ 100.0% 64 ▼ 100.0% $0.005 30 — 77
18 $0.42* ▼ 100.0% 6 ▼ 100.0% $0.02 1 — 64
19 $0.01* ▼ 100.0% 5 $0.002 1 — 63
20 — — $1 2 — —
21 $2.00* ▼ 100.0% 2 $1 – $10 3 — 59
22 $0.07* ▼ 100.0% 38 ▲ 100.0% $0.001 – $0.003 3 — 74
23 — — $0.01 – $10 4 — —
24 — — $0.01 – $0.25 2 — —
25 $0.41* ▼ 100.0% 41 ▼ 100.0% $0.01 11 — 74
26 $1.85* ▼ 100.0% 40 ▼ 100.0% $0.01 – $0.1 19 — 74
27 $2.58* ▼ 96.0% 32 ▼ 77.8% $0.03 – $0.1 3 — 73
28 $0.03* ▼ 100.0% 3 ▼ 100.0% $0.005 – $0.02 3 — 61
29 $0.05* ▼ 100.0% 5 $0.01 10 — 63
30 $0.17* ▼ 100.0% 17 $0.005 – $0.01 4 — 70
31 — — $0.01 1 — —
32 — — $10 1 — —
32 rows · page 1/1

FAQ

What is the cheapest x402 Crypto Prices API?
openinterest.hergertsynthora.com — from $0.001 per call.
Which x402 Crypto Prices API is the most reliable?
Kimchi Premium API, at 100% measured uptime.
What is the best x402 Crypto Prices API right now?
api.phoneagent.xyz, with the highest 402radar Trust score (71).
How are these x402 Crypto Prices APIs ranked?
By 402radar Trust — a composite of measured uptime, success rate, /quote latency and price, computed on real traffic and refreshed hourly.