Cheapest x402 Social Intelligence APIs

11 x402 Social Intelligence APIs catalogued, ranked by price per call (cheapest first). Updated August 5, 2026.

#	API	Volume 30d↕	Payments 30d↕	Price / call↕	Endpoints↕	Latency↕	Trust↕
1	Theideamachine theideamachine.dev Base	$4.99* ▼ 100.0%	2	$2.5	2	—	59
2	Stablepeopledata stablepeopledata.dev Base	$110.66* ▼ 100.0%	129 ▼ 100.0%	$0.1 – $0.28	8	—	80
3	Stable-deepline stable-deepline.dev Base	$410.26* ▼ 99.5%	3,215 ▼ 64.7%	$0.1 – $0.12	13	—	97
4	StablePhone stablephone.dev Base	$72.51 ▼ 96.2%	137 ▼ 73.1%	$0.05 – $20	4	—	78
5	micro-saas-flip-leads.bloom-basil.workers.dev micro-saas-flip-leads.bloom-basil.workers.dev Base	—	—	$0.05	1	—	—
6	Selun selun.sagitta.systems Base	$2.90* ▼ 100.0%	14 ▼ 100.0%	$0.01 – $1	17	—	69
7	x.1x402.sh x.1x402.sh Base	$10.90* ▼ 100.0%	272 ▼ 83.3%	$0.005 – $0.05	31	—	71
8	Btcnode btcnode.uk Base	$4.80 ▼ 99.8%	358 ▼ 75.0%	$0.005 – $0.01	26	—	86
9	twit.sh x402.twit.sh Base	$425.04 ▼ 86.7%	69,308+ ▼ 9.0%	$0.0025 – $0.5	39	—	91
10	StableEmail stableemail.dev Base	$21.80* ▼ 99.3%	508 ▼ 81.6%	$0.001 – $8	13	—	77
11	Meryol-agenticmarket-x402 meryol-agenticmarket-x402.hf.space Base	$0.69* ▼ 100.0%	95 ▼ 100.0%	$0.001 – $0.01	19	—	79