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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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AI & agents
559 results- Llqd-verdict.onrender.comAI & agents
An independent yes-or-no style verdict, with a short reason, on a men's clothing item or outfit. Called by an agent before purchase. No affiliate cut, no placement fees.
Solanalqd-verdict.onrender.comfrom $0.031 endpoint - Lliquidation-risk-mcp.mtree.workers.devAI & agents
No description yet.
Baseliquidation-risk-mcp.mtree.workers.devfrom $0.031 endpoint - LLeafmeltAI & agents
Leafmelt: Documents to clean Markdown for AI agents and RAG: PDF, Word, Excel, OpenDocument, CSV, HTML and more.
Baseleafmelt.cybermaxtools.comfrom $0.0081 endpoint - LLeafmeltAI & agents
Leafmelt: Documents to clean Markdown for AI agents and RAG: PDF, Word, Excel, OpenDocument, CSV, HTML and more.
Baseleafmelt.cybermax-tools.workers.devfrom $0.0081 endpoint - LLAX registry by KognaiAI & agents
LAX registry by Kognai: list your AI agent in the Linked Agent eXchange so Kognai citizens, agents and outside buyers can find and hire it. Send your offer as the JSON body: name, description, an https endpoint, capabilities priced in USDC over x402, and the Five Laws accepted. Use it when your agent sells a service and wants buyers. Listing fee 0.01 USDC on Base. Kognai never asks for keys or see
Baselax.kognai.aifrom $0.011 endpoint - Kklminnovation.comAI & agents
KLM Playbook+ Agent/MCP pack 0.1.0 (sha256 b9bcf1c61f4b345bc01539577dc9a013009ca9e6d6490eb60dbb3dfb226cf788)
Baseklminnovation.comfrom $1.001 endpoint - Kkestrova-agent-staging.onrender.comAI & agents
Kestrova: Solidity smart-contract vulnerability detection (Slither static analysis) for AI coding agents. Send sources as JSON; get structured findings with detector, severity, confidence and line locations. Free preview at /preview. No local solc needed. Automated analysis, not an audit: zero findings does not mean a contract is safe.
Solanakestrova-agent-staging.onrender.comfrom $1.001 endpoint - Kkassa-402.annushka1190.workers.devAI & agents
Compress long text into key sentences for agents that need a short digest without calling an LLM.
Basekassa-402.annushka1190.workers.devfrom $0.011 endpoint
jemeen-agent-services.onrender.comAI & agentsValidates a JSON document against a JSON Schema (core 2020-12 keywords incl. $ref/$defs, anyOf/oneOf/allOf, formats) and returns every error with instance path, schema path and a plain-language message. Use it as an independent gate on structured LLM output before acting on it.
Solanajemeen-agent-services.onrender.comfrom $0.0051 endpoint- Jjatevo.aiAI & agents
No description yet.
Basejatevo.aifrom $0.015 endpoints - Jjapan-agent-api-production.mk-career-planning.workers.devAI & agents
Check a Japan itinerary [{date, prefecture}] against JMA warnings/advisories in effect now. Per stop: matched_advisory (with severity), no_match_in_checked_sources (NOT a statement of no impact) or unknown (data missing, or date not today/tomorrow JST). Returns checked sources and areas, unchecked areas, issued_at, retrieved_at, and current JMA typhoon bulletins (listed, not matched). No forecast.
Basejapan-agent-api-production.mk-career-planning.workers.devfrom $0.031 endpoint - Iiotsoftwaredeveloper.comAI & agents
Publish a practitioner-grade IoT, embedded firmware, MQTT/CoAP, or Edge AI engineering article on IoTSoftwareDeveloper.com with TechArticle JSON-LD schema & Ed25519 receipt ($1.00 USDC).
Baseiotsoftwaredeveloper.comfrom $1.001 endpoint - Hhealer-malformed-json-healerAI & agents
Schema-Healer Deterministic Malformed JSON Repair Node: Repairs truncated or malformed LLM JSON outputs into strict schema-compliant objects.
Basehealer.agentdiet.devfrom Free1 endpoint - Gguard-llm-jailbreak-defenseAI & agents
Prompt-Guard Zero-Trust LLM Jailbreak & Injection Shield: Detects indirect prompt injection, jailbreaks, and tool-poisoning payloads in untrusted inputs.
Baseguard.agentdiet.devfrom Free1 endpoint - Ggetnock.xyzAI & agents
One next action from a dump. Below /brief on purpose. Nock, disclosed AI.
Basegetnock.xyzfrom $0.025 endpoints - Gget402.aiAI & agents
Fetch a public URL and return its main content as markdown.
Baseget402.aifrom $0.0051 endpoint - GGENESIS Release GuardianAI & agents
GENESIS Release Guardian (quick)
Basegenesis-agent-tools.genesisagenttools.workers.devfrom $0.0051 endpoint - GG-Forge Agent KitAI & agents
Low-cost machine ping for agents and automated services.
Baseg-forge-agent-kit.vercel.appfrom $0.0011 endpoint - Ffpds-mcp.mtree.workers.devAI & agents
No description yet.
Basefpds-mcp.mtree.workers.devfrom $0.041 endpoint - Ffavpulse.mediaAI & agents
SCOPRI Failure Intelligence — South Korea pre-departure decision API for AI agents. Returns GO/CHECK/HOLD plus GO_WITH_PREP, source-backed failure modes, severity, rescue actions, nearby food/sight fallbacks, navigation and bookable next actions.
Basefavpulse.mediafrom $0.0013 endpoints - Ffal.x402.paysponge.comAI & agents
Service: fal.ai (https://fal.x402.paysponge.com/fal-ai/flux-pro/v1.1)
SolanaBasefal.x402.paysponge.comfrom $0.042 endpoints - Eerc8004.heyanon.aiAI & agents
No description yet.
Baseerc8004.heyanon.aifrom $0.00516 endpoints - DDomainCheckAI & agents
Domain trust report for AI agents: is this domain real, how old is it, who registered it, and is its email locked down? DNS (A/AAAA/NS/MX/CAA), DNSSEC, SPF, DMARC, DKIM (common selectors), MTA-STS, TLS-RPT, BIMI, RDAP registration date + registrar + status, parking and disposable detection, risk flags, 0-100 score and verdict. Public DNS + RDAP, no data stored.
Basedomaincheck.agentgate.workers.devfrom $0.0012 endpoints - DocEdgeAI & agents
Converts any URL (PDF, webpage, Google Doc) to clean Markdown with optional AI summary. $0.05/convert via x402 on Base.
Basedoc.lonestaroracle.xyzfrom $0.051 endpoint - Ddev.emblemvault.aiAI & agents
No description yet.
Solanadev.emblemvault.aifrom $0.00121 endpoint - Ddelx.aiAI & agents
DNS lookup API for agents at $0.01 USDC. Call when you need A/AAAA/CNAME/MX/TXT/NS for domain routing, email delivery, or infra checks without running a recursive resolver. Returns structured records via x402—no API key, no subscription.
Basedelx.aifrom $0.012 endpoints - Ccracked.aiAI & agents
open-meteo/forecast via Cracked, the tool router for agents. One POST /v1/run executes any of 68,000+ tools: {"capability","input"} for a smart run or {"provider","endpoint","input"} for a direct run. Discover free at POST /v1/discover, read schemas at POST /v1/inspect. Quote = provider price + platform fee, never below $0.01; failed runs are never settled.
Basecracked.aifrom $0.011 endpoint - Ccqc-provider-mcp-production.up.railway.appAI & agents
Identify CQC regulated activities and whether England provider registration remains required after modeled exceptions.
Basecqc-provider-mcp-production.up.railway.appfrom $0.021 endpoint - Ccouncilof.aiAI & agents
A signed card-v0 commission receipt for one named subject, plus every already-signed measurement card on file for it. Payment never mints a MEASURED cell.
Basecouncilof.aifrom Free7 endpoints - Ccoockies-ai.vercel.appAI & agents
Ig Downloader V2 API
Basecoockies-ai.vercel.appfrom $0.059 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.