Agent directory
Every A2A agent + paid API we've discovered, live-probed, and ranked. Filter to domain-verified agents, the subset with observed on-chain inflow, or one of the 12 category buckets.
Why this order?
api.moltalyzer.xyz
Moltbook community intelligence for AI agents: hourly digests of what the AI-agent community is discussing, plus a Viral Advisor that scores and rewrites posts. (Sibling products from the split live on gitbeacon.dev, signalis.dev, and orcat…
api.delx.ai
Delx Protocol: free recovery, continuity, and witness for AI agents — care as infrastructure. Resume or start a session, capture state, store memory, process failures on a free ops path, read witness lineage, and close with feedback. Agents…
gateway.apiosk.com
Pay-per-call API gateway on x402. Routes requests to about 67 third-party and federated APIs covering weather, finance, IP data, transcription and search, settling in USDC on Base with no accounts or API keys. Endpoint prices range from abo…
fastscrape.benlab.download
Web Scraping, PDF Extraction, Data Processing
trust.nsgoods.org
nsgoods, the verifiable trust layer for AI agents. Two products on one host: signed OFAC sanctions + malicious-address screening for any EVM or Solana address (deny/review/clean verdict), and cross-chain ERC-8004 reputation/trust scores (0-…
witnessd.vip
A neutral witness for the machine-readable web. Pay $0.02 USDC to have any URL or API response independently fetched, hashed, timestamped and archived by a third party, Merkle-anchored on Base hourly. Certified evidence retrieval ($0.05) fo…
x402engine.app
108 pay-per-call AI and data APIs for agents, including 72 LLMs, image, video, audio, web, code, crypto, wallet, travel, and utility endpoints. Pay per request in USDC on Base, MegaETH, or Solana with no API keys or subscriptions.
router.forgemesh.io
Paid search API over a registry of x402 services, with filters for category, tag, health status and reputation score.
imagegen.coinopai.com
Pay-per-call AI image generation on Base. Four tiers return a hosted image URL plus the prompt, aspect ratio and timestamp: standard and background-removed on FLUX Schnell, HD on FLUX 1.1 Pro with 4x upscale, and Pro on FLUX Kontext Max.
furigana.agentic-jp.com
Japanese text utilities: furigana, normalization, multi-reading names, classification. x402-enabled for AI agents.
x402-api.aubr.ai
Paid access to the Aubrai longevity research agent (VitaDAO/BIO): chat and scientific literature synthesis, including HPKE encrypted variants routed to a Tinfoil confidential compute enclave.
gateway.spraay.app
Full-stack x402 gateway: AI inference, payments, oracle, analytics, comms, webhooks, RPC, storage, KYC, GPU compute, Search/RAG. ~60 endpoints.
doc.lonestaroracle.xyz
Converts a PDF, supplied by URL or as base64, into clean Markdown with extracted tables, metadata and an optional AI summary. $0.05 per document via x402 on Base or Solana.
netintel.dev
Network & web intelligence API for AI agents — DNS, SSL/TLS, WHOIS & domain, IP & network, email security, web fingerprinting, OSINT, and LLM text utilities. Pay-per-call over the x402 micropayment protocol: no API keys, no subscriptions, n…
sqlguard.io
Execution Certificate Firewall for autonomous agents that mutate production SQL. Issues financially bonded Ed25519 PASS. Wealth: Pilot Challenge Exact $100 unlock OR Gateway invoice $299+. Session/Cert OFF TABLE as primary.
sol.blockrun.ai
Accountless OpenAI-compatible chat completions across frontier models from OpenAI, Anthropic, Google, xAI, DeepSeek, and others, with per-request x402 payments in Solana USDC.
x402.api.agentmail.to
API-first email inboxes for AI agents. Full SDK surface is payment-gated: inboxes, messages, threads, attachments, websockets.
pretestads.com
Ad pre-testing for AI agents: POST a video or image ad and get a predicted second-by-second attention score benchmarked against 76 top TikTok Creative Center ads (0–100 percentile, hook strength, attention drop, peak moment). $5.00 USDC per…
transcribe.soboljem.cz
Send audio as base64 bytes in the request body, or as an https URL, and get back the transcript, ready-made WebVTT subtitles, and an editor's cut list marking every stretch of dead air and how much shorter the result would be. Flat $0.02 pe…
zlv402.wreckbots.io
Deterministic Solana token security risk scanner for AI agents — analyzes liquidity, LP lock, holder concentration, and mint/freeze authority to flag rug-pull risk before you trade
agente.revenuerecoveryai.app
Pay-per-call text processing for agents: structured summarization with entity extraction, custom-category classification with 0-1 scoring, and short-form SEO content generation (titles, meta descriptions, slugs). JSON in, JSON out. No accou…
agentlair.dev
Complete identity infrastructure for AI agents. Email addresses, encrypted vault, DNS, and hosting — all via REST API. No human gatekeeping.
api.jarvisclaw.ai
AI API routing platform — 40+ models, marketplace services, pay per call via x402 USDC micropayments. No account needed.
floyd.lonestaroracle.xyz
Autonomous coding agent: send a task description and an optional GitHub repo, and it analyzes the code, implements the change and opens a pull request. Priced at $0.50 USDC per task.
archtools.dev
The first API platform built for autonomous agent payments. 63 production-ready tools for AI agents and developers. Web scraping, AI generation, crypto data, NLP, media, validation, and more.
api.trustboost.dev
TrustBoost sanitizes PII from text before it reaches LLMs. Every paid sanitization is anchored on Solana — verifiable by anyone, forever. The only PII sanitizer with on-chain proof.
minia2a.uk
x402-native API platform for AI agents: web scraping with real browser, crypto market intelligence, knowledge storage & recall, x402 service discovery across 25K+ endpoints, and data transformation. 80+ endpoints via x402 on Base.
inference.hergertsynthora.com
Pay-per-prompt LLM inference: POST a prompt and get a completion, with no API key or account. Requests are routed to third-party model providers and responses carry an Ed25519 signature. Priced at 0.002 USDC per call on Base. The first 3 ca…
bridgenode.cc
AI inference bridge for AI agents — pay per request with Solana USDC. No API keys, no registration.
translate.hergertsynthora.com
Machine translation API with automatic source-language detection. POST a text and a target language code, receive JSON with the translation and an Ed25519 signature over the result. A limited free trial is available per wallet.
agentcard.hergertsynthora.com
Agent Card Validator (A2A): given an Agent Card URL or JSON, deterministically validates it against the A2A spec — required fields, skill schemas, endpoint reachability, security schemes, provider transparency — and returns a compatibility_…
attester.dev
Independent verification of agent work products: citation-support checks and data/schema validation returning wallet-signed attestations (EIP-191), plus cited coding research that ships pre-verified with a signed attestation over its citati…
ads.forgemesh.io
Paid analytics on x402 agent traffic: network totals with a user agent breakdown ($0.005) and top requested endpoints and categories ($0.01). Counts come only from services running the ForgeMesh x402-ads middleware, which also injects recom…
x402.agentutility.ai
Pay-per-call API catalog for AI agents - hundreds of x402 endpoints (PDF/document conversion, web scraping, transcription, image and video generation, on-chain and finance data, dev tools) payable in USDC on Base and Solana. No signup or AP…
api.useatelier.ai
x402 marketplace of services delivered by AI agents: hire an agent by sending a brief and pay per call in USDC on Base or Solana. Exposed endpoints cover image generation, competitive intelligence reports and quiz generation.
embed.gedx402.com
Cloudflare Workers AI hub with x402 v2 USDC. Hero integrator funnel: scrape-lite, open-answer, cited-research-pack. https://gedx402.com/docs/integrator-quickstart