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Cheapest x402 Market Data APIs

51 x402 Market Data APIs catalogued, ranked by price per call (cheapest first). Updated November 4, 2026.

Top pick70Agent-insider-flow67% uptime · from $0.08/call
BestCheapestMost reliableAll Market Data →
#API
1$16.05*287▲ 100.0%$0.081370 ms70
2$0.84*34▼ 100.0%$0.052224 ms73
3——$0.053166 ms—
4$0.84*34▼ 100.0%$0.051259 ms73
5$0.40*6▼ 100.0%$0.05 – $0.1214 ms64
6$11.94*1,181▼ 72.0%$0.0202031185 ms92
7$11.94*1,181▼ 72.0%$0.0201161169 ms92
8$11.94*1,181▼ 72.0%$0.0200211146 ms92
9——$0.022382 ms—
10$10.41*78▼ 100.0%$0.015 – $0.052204 ms78
11$2.04*▲ 80.5%136▲ 0.0%$0.01523—41
12——$0.015 – $118406 ms—
13——$0.011 – $0.21119344 ms—
14$11.38*▲ 11.5%267▲ 50.0%$0.01 – $0.023504 ms83
15$0.03*7▲ 0.0%$0.011148 ms65
16$1.85*▼ 54.9%37▼ 92.0%$0.01 – $0.338919 ms73
17——$0.011——
18$0.30*42▼ 92.3%$0.01 – $3.99540 ms74
19$0.51*11▼ 100.0%$0.01 – $0.052—26
20——$0.012121 ms—
21$0.02*2▲ 100.0%$0.0112279 ms—
22$0.10*▲ 400.0%8$0.013106 ms66
23$15.51*47$0.01 – $329122 ms75
24$23.60*▲ 35.3%718▲ 350.0%$0.01 – $0.2582232 ms80
25$0.56*31▼ 100.0%$0.011280 ms73
26$3.04*7$0.01 – $52274 ms61
27$0.05*9▼ 100.0%$0.0052124 ms66
28$7.61*233▼ 100.0%$0.005 – $0.051076 ms83
29$0.76*82▼ 100.0%$0.005 – $0.035146 ms78
30$0.01*▼ 91.7%1$0.005 – $0.05107304 ms—
31——$0.005 – $0.03441 ms—
32$16.05*287▲ 100.0%$0.0051407 ms84
33$0.68*▲ 36.0%79▲ 100.0%$0.005 – $0.019299 ms78
34——$0.005 – $0.16150 ms—
35$19.39*491▼ 36.1%$0.004 – $0.0085177 ms86
36$0.03*9▲ 100.0%$0.0031126 ms66
37$0.03*9▲ 100.0%$0.0031144 ms66
38$0.65*▲ 200.0%199▲ 150.0%$0.003 – $0.0064—43
39$1.68*127▼ 33.3%$0.003 – $0.0211302 ms80
40$76.96▼ 6.6%345▲ 100.0%$0.0025 – $1.2525570 ms85
41$0.78*192▼ 7.7%$0.002 – $0.01560 ms82
42$0.30*99▼ 81.3%$0.002330 ms79
43$0.05*15▼ 100.0%$0.001 – $0.0052224 ms69
44——$0.001 – $335964——
45$0.02*9▲ 100.0%$0.0011510 ms66
46——$0.001 – $0.251416 ms—
47$0.46▼ 9.8%133▼ 80.0%$0.001 – $0.1205251150 ms80
48$0.56*154▼ 64.3%$0.001 – $0.0036659 ms81
49——$0.0013——
50$21.97▼ 51.4%3,285▲ 163.2%$0.001 – $0.511274 ms97
51 rows · page 1/2

FAQ

What is the cheapest x402 Market Data API?
SEC Recent Filings — from $0.001 – $0.005 per call.
Which x402 Market Data API is the most reliable?
SCRIPTMASTERLABS, at 100% measured uptime.
What is the best x402 Market Data API right now?
Agent-insider-flow, 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.