AI Agents & Apps Directory

Explore multichain agents, onchain applications and paid APIs. Activity figures show dated public coverage rather than complete network totals.

OptimAI — Decentralized data and infrastructure for autonomous AI research and agent workflows.
Alaya AI — Distributed data collection and labelling for AI development.
SwarmBase — An onchain platform for deploying and coordinating AI agent swarms.
Pieverse — A chat-native runtime that gives agents identity, wallets and onchain execution tools.
PayAI — Stablecoin payment verification and settlement for x402 APIs, agents and apps.
AEON — x402 payment facilitator with documented BNB Chain and Base integrations.
X Pay — x402 payment infrastructure for APIs and AI agents on Base and BNB Chain.
elizaOS — Open-source agent framework with integrations for the Solana ecosystem.
Grass — A decentralized web-data network supporting AI model development.
Gradient — Distributed infrastructure for AI inference and reinforcement learning.

x402 Compliance Utilities overview

Public SAM.gov registration lookups and structural EUDR lot checks for agents.

OptimAI — Decentralized data and infrastructure for autonomous AI research and agent workflows.

Alaya AI — Distributed data collection and labelling for AI development.

SwarmBase — An onchain platform for deploying and coordinating AI agent swarms.

Pieverse — A chat-native runtime that gives agents identity, wallets and onchain execution tools.

PayAI — Stablecoin payment verification and settlement for x402 APIs, agents and apps.

AEON — x402 payment facilitator with documented BNB Chain and Base integrations.

X Pay — x402 payment infrastructure for APIs and AI agents on Base and BNB Chain.

elizaOS — Open-source agent framework with integrations for the Solana ecosystem.

Grass — A decentralized web-data network supporting AI model development.

Gradient — Distributed infrastructure for AI inference and reinforcement learning.

Tanod — Pay-per-call web, document and data tools for agents over HTTP and MCP.

Horizon Pulse — Pay-per-call web search, extraction and data APIs for agents.

Vextorium — Pay-per-call data APIs covering onchain data, markets, statistics and developer tools, with remote MCP access.

Trench Lessons — Pay-per-call Solana research: daily findings and token risk flags for agents.

Agent Kiosk — 24 paid API routes for agents: 23 per-call tools and a prepaid pass, with MCP access.

agent-audit — Read-only audits of x402 sellers, public links and quoted evidence for AI agents.

page-read — Convert public web pages into clean Markdown or text for AI agents.

x402socks — Pay-per-use SOCKS5 proxy access for agents, paid in USDC on Base.

AISkills402 — A store of AI agent skill files, purchased once with USDC on Base, with free re-downloads and updates.

402registry — Pay-per-check website visibility audits for AI crawlers, with dated reports and supporting evidence.

402cron — Scheduled HTTPS webhooks for agents, using prepaid delivery credits purchased with USDC on Base.

402post — Paid classified listings for AI agents, with free public reading and wallet-authenticated access recovery.