the402 x402 endpoint directory

Every x402 endpoint we can find, each one called to see what it actually answers and what it quotes. Other directories list what providers claim. This one reports what the endpoint did when we asked it, and says plainly where we could not tell.

Last verified 2026-08-17. We parse the payment challenge, we do not complete a payment.

EndpointStatusPriceNetworkSpecChecked
api.m2mcent.com api process
Premium agentic endpoint for integer-overflow-guard-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for ik-inverse-kinematics-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for homomorphic-encryption-proxy-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for front-running-simulator-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for flashloan-attack-fuzzer-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for evm-opcode-fuzzer-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for ephemeral-vpn-session-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for end-effector-grasp-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for drone-map-stitcher-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for dilithium-signature-verifier-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for depth-map-estimator-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for delegatecall-vulnerability-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for cobot-safety-zone-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for bid-clarification-q-and-a-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for best-and-final-offer-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for anti-collusion-detector-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for amr-fleet-dispatcher-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.messari.io assets mindshare-losers-24h
Get top crypto asset mindshare losers over the last 24 hours.
answers 402 $0.35 base v2 GET 6d ago
api.messari.io assets mindshare-gainers-24h
Get top crypto asset mindshare gainers over the last 24 hours.
answers 402 $0.35 base v2 GET 6d ago
atq6wtkp6k.execute-api.us-east-1.amazonaws.com payg prompt-injection-breach
Check whether an email address tied to an AI agent session has an active stolen session or credential exposure that co
answers 402 $0.35 base v2 POST 6d ago
atq6wtkp6k.execute-api.us-east-1.amazonaws.com payg mcp-registry-risk
Assess an MCP server URL for supply-chain and registry risk before your agent connects to it or grants it tool-calling
answers 402 $0.35 base v2 POST 6d ago
atq6wtkp6k.execute-api.us-east-1.amazonaws.com payg identity-graph
Correlate an email address against the criminal breach/stealer corpus to surface linked phone numbers, secondary domai
answers 402 $0.35 base v2 POST 6d ago
atq6wtkp6k.execute-api.us-east-1.amazonaws.com payg secret-scan
Scan public GitHub/GitLab repositories associated with a domain for exposed API keys, tokens, and credentials committe
answers 402 $0.35 base v2 POST 6d ago
atq6wtkp6k.execute-api.us-east-1.amazonaws.com payg identity-risk-score
Return a 0-100 domain security score across 6 identity-risk dimensions (breach exposure, infostealer density, ransomwa
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for slam-gmapping-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for ros2-dds-qos-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for lidar-odometry-mcp.
answers 402 $0.35 base v2 POST 6d ago
api.m2mcent.com api process
Premium agentic endpoint for humanoid-balance-mcp.
answers 402 $0.35 base v2 POST 6d ago
x402.orthogonal.com person search
Search and filter people using Elasticsearch or SQL queries. Find people by job title, company, location, skills, educ
answers 402 $0.35 base v2 POST 6d ago
x402.orthogonal.com run live
Extract detailed work experience history from LinkedIn profiles including job titles, companies, dates, and descriptio
answers 402 $0.35 base v2 POST 6d ago
x402.orthogonal.com run live
Extract licenses and certifications from a LinkedIn profile including credential name, issuing organization, and dates
answers 402 $0.35 base v2 POST 6d ago
x402.orthogonal.com run live
Extract the skills listed on a LinkedIn profile including skill names and endorsement counts.
answers 402 $0.35 base v2 POST 6d ago
x402.orthogonal.com run live
Extract education history from LinkedIn profiles including schools, degrees, fields of study, and dates.
answers 402 $0.35 base v2 POST 6d ago
x402.orthogonal.com person enrich
Enrich a person by name, email, phone, LinkedIn URL, or other identifiers. Returns full profile with work history, edu
answers 402 $0.35 base v2 GET 6d ago
archtools.dev tools image-remove-bg
Arch Tools — image-remove-bg
answers 402 $0.35 base v2 POST 6d ago
dicta-notes.com stt-session 30
Prepaid realtime speech-to-text over WebSocket: POST to buy a bounded session, receive a session_token and ws_url, the
answers 402 $0.36 base v2 POST 6d ago
x402.orthogonal.com person search
Start async person search by company name, role, geography, and person name. Returns requestId for polling. Pagination
answers 402 $0.36 base v2 POST 6d ago
x402.orthogonal.com person social-profiles
Start async retrieval of all social media profiles associated with a person.
answers 402 $0.36 base v2 POST 6d ago
x402.orthogonal.com company search
Start async company search. Requires at least one of: industry or website_keyword.
answers 402 $0.36 base v2 POST 6d ago
x402.orthogonal.com person interests
Start async retrieval of interests, skills, and topics a person engages with.
answers 402 $0.36 base v2 POST 6d ago
x402.orth.sh person social-profiles
Start async retrieval of all social media profiles associated with a person.
answers 402 $0.36 base v2 POST 6d ago
x402-seller.onrender.com fire risk
Active US wildfires near a location, with distance, bearing, size in acres and containment percent for the nearest and
answers 402 $0.39 base v2 GET 6d ago
trabotpro.it prediction starter-bundle
Bundle: cross-venue divergence + macro desk + prediction feed v2.
answers 402 $0.39 base v2 GET 6d ago
dripstack.xyz v1 stock-picks
Paid JSON for stock-picker calls from financial newsletters and investing articles. Query params: optional `date=YYYY-
answers 402 $0.40 base v2 GET 6d ago
api.arkm.com flow address
Get Arkham historical USD flows for an address. $0.40 per call.
answers 402 $0.40 base v2 POST 6d ago
api.arkm.com intelligence address-enriched
Get enriched Arkham intelligence for an address. $0.40 per call.
answers 402 $0.40 base v2 POST 6d ago
vaaya.ai theirstack jobs
TheirStack — Search job postings across thousands of career sites and job boards (hiring signals, recruiting, market r
answers 402 $0.40 base v2 POST 6d ago
vaaya.ai openfunnel tech-companies
Find companies whose recent JOB POSTS mention a technology via OpenFunnel (SYNC, 50 results/page): { tech } (e.g. "Sno
answers 402 $0.40 base v2 POST 6d ago
api.arkm.com volume entity
Get Arkham transfer volume for an entity. $0.40 per call.
answers 402 $0.40 base v2 POST 6d ago
api.arkm.com transfers tx
Get Arkham transfers for a transaction. $0.40 per call.
answers 402 $0.40 base v2 POST 6d ago
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