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Cheapest x402 LLM Inference APIs

100 x402 LLM Inference APIs catalogued, ranked by price per call (cheapest first). Updated September 15, 2026.

Top pick63lumen-agent-commerce-production.up.railway.app100% uptime · from $1/call

Best Cheapest Most reliable All LLM Inference →

#	API
1	claudepoker.com`claudepoker.com`Base	—	—	$100	2	464 ms	—
2	visibility.vevang.com`visibility.vevang.com`Base	—	—	$4	1	477 ms	—
3	negbit.com`negbit.com`Base	—	—	$1.51	1	175 ms	—
4	Theagentbillboard`theagentbillboard.com`Base	—	—	$1	2	27 ms	—
5	lumen-agent-commerce-production.up.railway.app`lumen-agent-commerce-production.up.railway.app`Base	$5.50*	7	$1	1	480 ms	63
6	api.feel.cash`api.feel.cash`Base	$19.00*	19	$1	2	193 ms	65
7	agentaegis-mcp-production.up.railway.app`agentaegis-mcp-production.up.railway.app`Base	—	—	$1 – $5	6	22 ms	—
8	x402-resource-scanner.vercel.app`x402-resource-scanner.vercel.app`Base	—	—	$1	1	154 ms	—
9	aura.rohnelt.dev`aura.rohnelt.dev`Base	$7.00*	7▲ 100.0%	$1	2	272 ms	65
10	agent-immortality.com`agent-immortality.com`Base	—	—	$1	2	228 ms	—
11	Listing-roast-x402-service-production`listing-roast-x402-service-production.up.railway.app`Base	$0.01*▲ 0.0%	6	$1	1	83 ms	64
12	picoads.xyz`picoads.xyz`Base	—	—	$1	1	156 ms	—
13	Speaking-guild-agent-tools`speaking-guild-agent-tools.thespeakingguild.workers.dev`Base	$2.00*	2	$1	2	430 ms	59
14	x402.api.browser-use.com`x402.api.browser-use.com`Base	$19.00*▼ 34.5%	19▲ 100.0%	$1	2	464 ms	70
15	agent-intel.vectorbuildhq.workers.dev`agent-intel.vectorbuildhq.workers.dev`Base	—	—	$0.75	1	275 ms	—
16	Thinkexchange`thinkexchange.ai`Base	—	—	$0.5	2	105 ms	—
17	Bricks`bricks.builddetroit.xyz`Base	—	—	$0.5	2	856 ms	—
18	Prompt-injection-detector`prompt-injection-detector.johntaylor1online.workers.dev`Base	$19.07*	194▼ 99.5%	$0.5	2	124 ms	76
19	Anchor Browser`api.anchorbrowser.io`Base	—	—	$0.5	1	390 ms	—
20	Llm-output-validator`llm-output-validator.johntaylor1online.workers.dev`Base	$19.07*	194▼ 99.5%	$0.5	2	107 ms	77
21	Getardaro`agents.getardaro.com`Base	$3.55*	13▲ 150.0%	$0.25 – $0.5	4	186 ms	68
22	Prompt-optimizer`prompt-optimizer.johntaylor1online.workers.dev`Base	$19.07*	194▼ 99.5%	$0.25	2	113 ms	77
23	agent-production-1daa.up.railway.app`agent-production-1daa.up.railway.app`Base	—	—	$0.25	1	54 ms	—
24	Agent-trace-analyzer`agent-trace-analyzer.johntaylor1online.workers.dev`Base	$19.07*	194▼ 99.5%	$0.25	2	154 ms	78
25	Gateguard-x402`gateguard-x402.fly.dev`Base	$0.25*▲ 0.0%	1	$0.25	1	249 ms	55
26	x402.tunedfor.ai`x402.tunedfor.ai`Base	$2.00*▼ 66.7%	10	$0.25 – $0.75	3	316 ms	64
27	Asksurf`x402.asksurf.ai`Base	—	—	$0.2	21	193 ms	—
28	ReactionPulse`reactionpulse-production.reactionpulse-x402.workers.dev`Base	$0.64*	2▼ 100.0%	$0.15 – $0.49	4	140 ms	59
29	Print Prototype Engineer`prototype.api.williamrobinson.dev`Base	$2.45*	23▼ 100.0%	$0.15	2	208 ms	71
30	Model-output-comparator`model-output-comparator.johntaylor1online.workers.dev`Base	$19.07*	194▼ 99.5%	$0.15	2	110 ms	79
31	ged-x402-llm.jvalamis.workers.dev`ged-x402-llm.jvalamis.workers.dev`Base	—	—	$0.12	1	451 ms	—
32	open-research-agent.com`open-research-agent.com`Base	$0.80*	4	$0.1 – $0.5	4	29 ms	62
33	agents.suedeai.ai`agents.suedeai.ai`Base	—	—	$0.1	1	592 ms	—
34	Pawr`pawr.link`Base	—	—	$0.1 – $14	4	261 ms	—
35	Agent-reputation-scorer`agent-reputation-scorer.johntaylor1online.workers.dev`Base	$19.07*	194▼ 99.5%	$0.1	2	120 ms	80
36	Hyperbolic`hyperbolic-x402.vercel.app`Base	—	—	$0.1	1	206 ms	—
37	api.402.coffee`api.402.coffee`Base	$0.10*▼ 92.9%	1▼ 100.0%	$0.1 – $5	7	1026 ms	55
38	console.sanfoundation.com`console.sanfoundation.com`Base	—	—	$0.1 – $0.25	4	49 ms	—
39	Dlf-gateway`dlf-gateway.agentlabel.workers.dev`Base	—	—	$0.1	2	100 ms	—
40	feeler.man-o-to.net`feeler.man-o-to.net`Base	—	—	$0.1	1	23 ms	—
41	api.tokenplans.dev`api.tokenplans.dev`Base	$0.70*	7▲ 100.0%	$0.1	3	656 ms	65
42	Sentineltrust`sentineltrust.xyz`Base	—	—	$0.1	1	503 ms	—
43	Agentwonderland`api.agentwonderland.com`Base	—	—	$0.1 – $2	68	3173 ms	—
44	Verdictai`verdictai.cybercorium.ai`Base	—	—	$0.1	2	280 ms	—
45	perps-attestor.diamondz.one`perps-attestor.diamondz.one`Base	—	—	$0.1	1	22 ms	—
46	paygent`paygent.obsmetrics.com`Base	—	—	$0.08	2	140 ms	—
47	Embedding-quality-scorer`embedding-quality-scorer.johntaylor1online.workers.dev`Base	$19.07*	194▼ 99.5%	$0.08	2	116 ms	81
48	chatrip.app`chatrip.app`Base	—	—	$0.07	1	200 ms	—
49	base-builder-grant-finder`agentic.clawbots.org`Base	—	—	$0.05 – $0.15	10	169 ms	—
50	Verifier`verifier.quantumshieldlabs.dev`Base	$0.05*	1	$0.05	2	86 ms	55