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Every pay-per-call x402 API we can find, ranked by what agents actually pay for. No accounts, no API keys.
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Social & people
6 results- Xx402.orthogonal.comSocial & people
Find email address for a person synchronously. Provide name + company or LinkedIn URL.
BaseSolanaEVM chain 143x402.orthogonal.comfrom $0.001409 endpoints - Gglim.shSocial & people
Search tweets with advanced operators (recommended). Body param is `query` (not q), e.g. {"query":"from:elonmusk AI min_faves:100"}
SolanaBaseEVM chain 143glim.shfrom $0.00124 endpoints - Gglim.shSocial & people
Search Reddit posts
SolanaBaseEVM chain 143surf.cascade.fyifrom $0.0019 endpoints - Gglim.shSocial & people
Search users by keyword
SolanaBaseEVM chain 143twitter.surf.cascade.fyifrom $0.0016 endpoints - HHosakaSocial & people
Use when you have a company domain and need to know what the company is before spending more. Returns the company name and site title, domain age, registrar, mail provider, DNS provider, DMARC and HTTPS status, and a count of the third-party vendors detected. One call, no signup, no API key. The cheapest way to qualify a domain before buying a fuller record.
BasealgorandPolygon+4hosaka-agents.vercel.appfrom $0.0051 endpoint 
api.predge.ioSocial & peoplePREMIUM smart-money consensus. "Smart money" is EDGE-based, not the opaque scorer: a wallet qualifies when its luck-damped realized edge over the last 30d is positive — edge_lower_bound = Wilson-95%-lower-bound(live win rate) − avg entry price > 0, from RESOLVED outcomes (same machinery as the wallets leaderboard), with skin-in-the-game floors (>= 10 trades, >= $1,000 volume). For every active Pol
BaseSolanaalgorand+2api.predge.iofrom $0.00521 endpoints
Service data comes from the Coinbase CDP and PayAI discovery lists and refreshes every few hours. Usage is paid calls over the last 30 days. APIs launched here are verified by us; the rest are paid directly to their owners.