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List

Most reliable x402 Market Data APIs

15 x402 Market Data APIs catalogued, ranked by measured uptime. Updated August 5, 2026.

Top pick70oracle.the-undesirables.com100% uptime · from $0.015 – $1/call
BestCheapestMost reliableAll Market Data →
# API
1 $4.31* ▼ 86.9% 19 ▼ 93.3% $0.015 – $1 12 — 70
2 $0.51 ▼ 100.0% 63 $0.001 – $0.1258 11 — 77
3 — — $0.25 – $1.5 2 — —
4 $0.46* 46 ▲ 100.0% $0.015 23 — 75
5 $256.10 ▼ 92.9% 1,180 ▼ 9.9% $0.0025 – $1.25 25 — 92
6 $4.21* ▼ 98.8% 37 ▼ 50.0% $0.01 – $0.28 18 — 74
7 $308.42 ▼ 100.0% 39,906+ $0.0004 – $3 35964 — 93
8 $31.87 ▼ 91.2% 8,612 ▼ 40.8% $0.001 – $1.75 71 — 98
9 $98.74* ▼ 82.1% 2,957 ▲ 27.0% $0.01 – $0.25 79 — 81
10 $2.71* ▼ 99.3% 182 ▼ 75.0% $0.005 – $0.05 107 — 82
11 $0.27* ▼ 96.2% 78 ▼ 40.0% $0.003 – $0.006 4 — 78
12 $3.61* ▼ 86.7% 1,235 ▼ 55.0% $0.002 1 — 92
13 — — $0.001 3 — —
14 $0.94* ▼ 97.8% 32 ▲ 100.0% $0.005 – $0.1 6 — 73
15 — — $0.01 1 — —

FAQ

What is the cheapest x402 Market Data API?
OrbisAPI — from $0.0004 – $3 per call.
Which x402 Market Data API is the most reliable?
oracle.the-undesirables.com, at 100% measured uptime.
What is the best x402 Market Data API right now?
oracle.the-undesirables.com, with the highest 402radar Trust score (70).
How are these x402 Market Data APIs ranked?
By 402radar Trust — a composite of measured uptime, success rate, /quote latency and price, computed on real traffic and refreshed hourly.