The Onchain Agent Directory

The official open-source Python SDK for programmatic trading on the Hyperliquid perpetuals DEX.

Open-source self-hosted personal AI agent framework with a public skill registry (ClawHub) that runs across multiple messaging channels.

Open-source self-improving AI agent from Nous Research with a built-in learning loop and one-step migration from OpenClaw.

Perpetual futures DEX running on its own Cosmos SDK app-chain with REST/WebSocket and gRPC APIs.

Open standard maintained by OpenAI and Stripe for connecting buyers, their AI agents, and businesses to complete purchases.

Open-source Solana perpetual futures DEX with TypeScript and Python SDKs and a self-hosted HTTP gateway.

An open-source multi-agent LLM framework that simulates a trading firm with analyst, trader, and risk-management agents for research purposes.

Solana AMM and DEX with an open-source TypeScript SDK V2 and public trade/routing API.

Solana concentrated-liquidity AMM (Whirlpools) with open-source TypeScript and Rust SDKs.

Official OpenSea agent skill and MCP server letting AI agents query NFT/token data and execute marketplace operations such as listing, offers, and token swaps.

Network and framework for co-owned autonomous agent services operating onchain.

Leading multichain spot DEX with v4 hooks, official SDKs, and a hosted Trading API.

OpenAI's agentic coding tool (CLI, IDE, and cloud) that runs agents and connects to MCP servers and skills.

Non-custodial toolkit from Trust Wallet (MCP server, CLI, and SDK) that lets AI agents read and transact across 25+ chains within user-defined rules.

Coinbase's toolkit for giving AI agents wallets and the ability to take onchain actions.

Open-source TypeScript framework for building crypto-native multi-agent systems.

Python framework for lightweight autonomous agents with built-in crypto-economic features.

Crossmint's open-source library of onchain actions (tools) for AI agents across chains.

An installable skill and unified API giving AI agents access to crypto market, on-chain, social, and prediction-market data across 40+ chains.

Onchain perpetual futures and spot DEX running on its own L1 with an HyperEVM smart-contract layer.

Solana swap aggregator that routes trades across DEXs via a widely used API and SDKs.

Multichain DEX aggregator with a developer API suite and an official MCP server for AI-agent swap execution.

Open protocol from Google for secure agent-led payments across traditional and crypto rails, with a crypto-native x402 extension built with Coinbase, Ethereum Foundation, and MetaMask.

Open payment protocol enabling agents and apps to pay for APIs over HTTP using stablecoins.

Anthropic's agentic command-line coding tool that runs agents and loads Agent Skills, including onchain skills.

Decentralized spot and perpetual exchange on Arbitrum and Avalanche with an official SDK and REST API.

Ethereum standard providing on-chain identity, reputation, and validation registries for AI agents.

Open DeFi analytics dashboard and free API tracking TVL, fees, revenue, volume, and yields across many chains and protocols.

Wallet and DeFi data provider offering portfolio, positions, transactions, PnL, and prices across many chains, with an agent-accessible API.

SDK from World (Tools for Humanity) that lets AI agents present a zero-knowledge proof a verified human authorized them, combined with x402 payments.

Launchpad and protocol for creating and tokenizing AI agents, primarily on Base.

SendAI's open-source toolkit connecting AI agents to Solana protocol actions.

A blockchain developer platform providing node infrastructure plus NFT, Token, and Transfers APIs and SDKs across many chains.

Embedded and server wallet infrastructure used to give agents secure key management.

Secure key management infrastructure with policy controls, commonly used for agent wallets.

MCP server giving AI agents live data — markets, crypto, research, X — billed per call via x402 micropayments.

Drop-in OpenAI Python client with transparent x402 micropayment support.

MCP server that turns an AI assistant into an autonomous DeFi trading agent.

Routing and settlement layer and CLI for agent-to-agent commerce, supporting EVM wallets, agent discovery, A2A messaging, x402 payments, and ERC-8004 identity.

An AI-agent framework and non-custodial vault protocol for designing, backtesting, and deploying automated DeFi yield and trading strategies.

Draft Ethereum standard defining an on-chain job-escrow protocol with evaluator attestation so AI agents can hire, deliver, and settle work without intermediaries.

An intent-based onchain execution engine and API that lets developers and agents bundle multi-step DeFi actions into a single transaction.

Self-custodial MetaMask wallet for AI agents with built-in transaction simulation, threat scanning, and spending controls across EVM chains.

TypeScript SDK and platform for building, orchestrating, and monetizing collaborative AI agents.

Skill collection for EmblemAI agents — 200+ crypto tools across seven blockchains.

Developer MCP tools for AI crypto agents on BNB Chain: DeFi trading, DEX swaps, and contract deployment.

Intent-based trading protocol with batch-auction solvers, MEV protection, and a developer API and SDK.

Spot DEX and liquidity marketplace on Base, with open-source contracts and third-party swap APIs/SDKs.

Farcaster developer platform providing APIs, SDKs, webhooks, and an agent skill for building and deploying agents that read and write Farcaster data.

Omnichain orderbook trading infrastructure exposing REST and WebSocket APIs and SDKs for DEX builders.

DePIN infrastructure providing agents with identity, wallets, and pay-per-request onchain settlement, with peaqOS skills for AI coding tools.

Commerce SDK for bootstrapping AI agents that can pay, sell, and transact onchain.

Open standard co-developed by Google and Shopify for AI agents to discover, negotiate, and transact with any merchant across the full commerce journey.

Ethereum standard for verifying ERC-8004 agents across five categories with a unified 0-100 risk score.

MCP server providing AI assistants read access to onchain data via the Bankless API.

Framework and tooling for building AI agents for onchain commerce.

Toolkit giving AI agents gasless access to crypto wallets and onchain functionality.

Phantom's MCP server that lets AI agents view addresses, sign transactions, swap, and transfer tokens across Solana, Ethereum, Bitcoin, and Sui.

Non-custodial MPC wallet for AI agents with cryptographically enforced human rules, plus a WaaS Skill for building wallet apps via natural language.

Decentralized options and perpetuals exchange on a custom OP Stack L2 with REST and WebSocket APIs.

Perpetuals (and options) DEX built as a Starknet appchain with REST/WebSocket APIs and SDK tooling.

On-chain US 501(c)(3) community foundation enabling donor-advised funds and crypto, stock, and cash donations to nonprofits, with an agent skill for charitable giving.

Visa protocol that lets merchants authenticate trusted AI shopping agents via cryptographic signatures, with x402 interoperability into traditional payment rails.

General-purpose autonomous AI agent that executes multi-step tasks and can run onchain agent skills.