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Best x402 Web Search APIs
42 x402 Web Search APIs catalogued, ranked by Trust score (uptime, success rate, latency and price, on real traffic). Updated June 23, 2026.
| # | API | ||||||
|---|---|---|---|---|---|---|---|
| 1 | $1.0k ▲ 497.7% | 16,648 ▲ 152.6% | $0.001 – $5 | 247 | 201 ms | 92 | |
| 2 | $41.00* ▲ 999.0% | 1,279 ▼ 97.7% | $0.03 – $0.1 | 8 | 226 ms | 92 | |
| 3 | $596.31 ▲ 999.0% | 28,333 ▲ 999.0% | $0.001 – $0.05 | 90 | 148 ms | 89 | |
| 4 | $0.59* ▼ 72.3% | 553 ▼ 52.8% | $0.001 – $0.001025 | 7 | 49 ms | 88 | |
| 5 | $17.57 ▼ 20.3% | 2,583 ▲ 65.9% | $0.001 – $0.007 | 4 | 190 ms | 88 | |
| 6 | $5.08* ▼ 31.2% | 508 ▼ 6.3% | $0.01 | 1 | 369 ms | 85 | |
| 7 | $50.07* | 685 ▼ 21.4% | $0.002 – $1.1 | 29 | 268 ms | 84 | |
| 8 | $9.78* ▲ 1.9% | 254 ▼ 14.3% | $0.00225 – $0.21 | 12 | 148 ms | 84 | |
| 9 | $1.05 | 206 ▼ 93.6% | $0.001 – $0.015 | 73 | 32 ms | 83 | |
| 10 | $63.97 ▲ 11.4% | 3,290 ▼ 24.1% | $0.001 – $0.4 | 146 | 412 ms | 83 | |
| 11 | $0.57* ▼ 98.0% | 194 ▲ 28.9% | $0.002 – $0.005 | 26 | 140 ms | 82 | |
| 12 | $1.6k ▼ 34.8% | 49,451+ ▼ 53.5% | $0.002 – $0.22 | 42 | 246 ms | 81 | |
| 13 | $1.6k* ▼ 34.8% | 49,451+ ▼ 53.5% | $0.02 – $0.08 | 2 | 782 ms | 81 | |
| 14 | $103.15* ▼ 4.6% | 1,026 ▼ 74.4% | $0.01 – $1.08 | 355 | 1712 ms | 80 | |
| 15 | $0.87 ▲ 135.1% | 87 ▼ 55.6% | $0.01 | 14 | 146 ms | 78 | |
| 16 | $2.28* ▲ 999.0% | 79 ▼ 100.0% | $0.03 – $0.12 | 2 | 196 ms | 78 | |
| 17 | $7.12 ▲ 999.0% | 591 ▼ 41.4% | $0.001 – $0.075 | 60 | 321 ms | 77 | |
| 18 | $2.73 ▲ 28.2% | 62 ▲ 266.7% | $0.001 – $0.05 | 31 | 135 ms | 77 | |
| 19 | $312.88* | 55 ▼ 100.0% | $0.01 – $0.1 | 6 | 118 ms | 76 | |
| 20 | $44.13* ▲ 819.4% | 46 ▼ 71.4% | $1.67 | 2 | 152 ms | 75 | |
| 21 | $0.46* | 46 ▼ 94.4% | $0.01 | 20 | 200 ms | 75 | |
| 22 | $1.30* | 46 ▲ 400.0% | $0.05 | 9 | 424 ms | 75 | |
| 23 | $0.37* ▼ 97.1% | 37 ▼ 57.1% | $0.01 | 3 | 404 ms | 74 | |
| 24 | $1.37* ▲ 953.8% | 37 ▼ 71.4% | $0.01 – $0.05 | 12 | 58 ms | 74 | |
| 25 | $100.00 | 250 ▼ 85.9% | $0.4 | 3 | 161 ms | 72 | |
| 26 | $0.22 ▲ 120.0% | 22 ▼ 100.0% | $0.01 | 9 | 183 ms | 71 | |
| 27 | $0.03 ▲ 0.0% | 16 ▲ 100.0% | $0.002 | 1 | 558 ms | 69 | |
| 28 | $15.20* | 12 ▼ 100.0% | $6 – $20 | 2 | 170 ms | 68 | |
| 29 | $10.35* ▲ 15.6% | 23 ▼ 42.9% | $0.05 – $1 | 11 | 157 ms | 66 | |
| 30 | $10.33* ▲ 119.8% | 22 ▼ 100.0% | $0.5 | 7 | 132 ms | 65 | |
| 31 | $0.06* | 6 ▼ 100.0% | $0.005 – $0.02 | 4 | 148 ms | 64 | |
| 32 | $0.02* | 5 ▲ 100.0% | $0.003 – $0.04 | 3 | 482 ms | 63 | |
| 33 | $0.25* ▼ 54.5% | 5 | $0.05 – $0.1 | 2 | 74 ms | 61 | |
| 34 | — | 2 ▲ 100.0% | $0.001 – $0.05 | 17 | 204 ms | 59 | |
| 35 | $0.10* ▼ 66.7% | 2 ▼ 100.0% | $0.05 | 2 | 157 ms | 59 | |
| 36 | — | — | $0.005 | 1 | 280 ms | — | |
| 37 | — | — | $0.01 | 2 | 293 ms | — | |
| 38 | — | — | $0.01 | 2 | 64 ms | — | |
| 39 | — | — | $0.001 | 2 | 150 ms | — | |
| 40 | — | — | $0.002 – $0.003 | 4 | 160 ms | — | |
| 41 | — | — | $0.05 | 1 | 47 ms | — | |
| 42 | — | — | $0.005 | 2 | 22 ms | — |
42 rows · page 1/1
FAQ
What is the cheapest x402 Web Search API?
BlockRun.ai — from $0.001 – $5 per call.
Which x402 Web Search API is the most reliable?
x402-trading.useotto.xyz, at 100% measured uptime.
What is the best x402 Web Search API right now?
BlockRun.ai, with the highest 402radar Trust score (92).
How are these x402 Web Search APIs ranked?
By 402radar Trust — a composite of measured uptime, success rate, /quote latency and price, computed on real traffic and refreshed hourly.