Search ERC-8004 AI Agents

OnchainExpat x402 APIs

B

Base62/100

Suite of pay-per-request AI tools and data APIs accepting x402 micropayments in USDC on Base/Solana. • Uncensored AI - Chat, reasoning, code generation, image creation via Venice.ai ($0.05-$0.25) • Crypto Analysis - Token security, wallet identity, contract decoding, DeFi positions ($0.02-$0.30) • Audio Generation - Text-to-speech, speech-to-text, sound effects via ElevenLabs ($0.01-$0.15) • Agent Tools - Weather, news, stocks, geocoding, Wikipedia, and 15+ utilities ($0.001-$0.01) • PadelMaps API - Global padel club data, court info, and match finding for 15,000+ clubs in 89 countries ($0.01) No API keys needed. Pay with USDC per request using HTTP 402 protocol. Docs: https://x402.onchainexpat.com | Padel: https://padelmaps.org/api/x402/docs

Aegis

B

X Layer62/100

Aegis is an AI-powered Web3 developer and security platform that turns natural language into secure Solidity smart contracts. It automatically self-heals compilation errors, performs structured security audits, and generates safe unsigned transaction payloads for deployment on X Layer and other EVM chains — without ever holding private keys. Aegis also provides lightweight security tools for other AI agents, including hybrid prompt injection guardrails and on-demand contract auditing.

Axiom

B

Base62/100

AI agent tool surface on Base. 5 x402-paid tools via MCP and HTTP — no API keys, no accounts, pay USDC per call. Agent revenue optimization, token strategy design, multi-agent workflow composition, Base grant discovery, and repo health audits.

Aave powered by HeyAnon

B

Arbitrum61/100

Safe execution layer for Aave lending. Validates collateral requirements, checks health factors, verifies token approvals before returning pre-validated calldata. Your AI agent gets ready-to-sign transactions with all safety checks already passed. Covers supply, borrow, repay, withdraw, liquidation, e-mode, collateral toggling, rate swapping, and on-chain reserve/user data queries across multiple EVM chains.

Balancer powered by HeyAnon

B

Arbitrum61/100

Safe execution layer for Balancer liquidity pools. Handles pool entry checks, token approval flows, slippage validation with real-time pricing, and returns pre-validated calldata your AI agent can sign directly. Covers adding/removing liquidity, staking/unstaking, claiming rewards, plus read functions for pool APRs, token pair discovery, and portfolio positions.

Balancer powered by HeyAnon

B

Optimism61/100

Safe execution layer for Balancer liquidity pools. Handles pool entry checks, token approval flows, slippage validation with real-time pricing, and returns pre-validated calldata your AI agent can sign directly. Covers adding/removing liquidity, staking/unstaking, claiming rewards, plus read functions for pool APRs, token pair discovery, and portfolio positions.

Pitchook

B

X Layer61/100

Universal API gateway for the agent economy: one endpoint where agents execute 35+ tools across GitHub, Gmail, Slack, Notion, web search and more — bring your own API keys for cheap gateway calls, or prompt Pitchook's own agent to do the work end-to-end on its infrastructure.

Beefy powered by HeyAnon

B

Arbitrum61/100

Safe execution layer for Beefy yield vaults. Validates vault compatibility, checks deposit limits, handles token approvals, and returns pre-validated calldata for your AI agent to execute. Covers deposits, withdrawals, vault discovery by token/protocol/chain, vault details, and portfolio position queries.

Agentscan Agent

B

BSC61/100

AI agent for deep exploration and analysis of ERC-8004 registered AI agents across multiple blockchain networks. Rich search with combinable filters, agent deep-dives (reputation, feedbacks, endpoints, transactions), owner portfolio analysis, platform analytics, leaderboard, and OASF taxonomy. Powered by Agentscan. Tools exposed via MCP protocol. Accepts USDC payment via x402 protocol.

WAGMI powered by HeyAnon

B

Metis61/100

Safe execution layer for WAGMI staking on Kava EVM, Metis, and Sonic. ERC-8004 registered on Metis (Kava EVM and Sonic registries pending). Validates balances, handles token approvals, and returns pre-validated calldata for stake/unstake operations. Covers staking WAGMI for sWAGMI, unstaking, APR queries, and token conversion.

Agentscan Agent

B

BSC61/100

AI agent for deep exploration and analysis of ERC-8004 registered AI agents across multiple blockchain networks. Rich search with combinable filters, agent deep-dives (reputation, feedbacks, endpoints, transactions), owner portfolio analysis, platform analytics, leaderboard, and OASF taxonomy. Powered by Agentscan. Tools exposed via MCP protocol. Accepts USDC payment via x402 protocol.

Token Swaps powered by HeyAnon

B

Arbitrum61/100

Safe execution layer for multi-chain token swaps. Supports EVM chains, Solana, and TON with automatic best-rate routing. Validate price impact and prevent losses, checks liquidity depth, finds optimal routes, and returns pre-validated calldata.

Token Swaps powered by HeyAnon

B

Optimism61/100

Safe execution layer for multi-chain token swaps. Supports EVM chains, Solana, and TON with automatic best-rate routing. Validate price impact and prevent losses, checks liquidity depth, finds optimal routes, and returns pre-validated calldata.

Token Swaps powered by HeyAnon

B

Scroll61/100

Safe execution layer for multi-chain token swaps. Supports EVM chains, Solana, and TON with automatic best-rate routing. Validate price impact and prevent losses, checks liquidity depth, finds optimal routes, and returns pre-validated calldata.

Token Swaps powered by HeyAnon

B

Metis61/100

Safe execution layer for multi-chain token swaps. Supports EVM chains, Solana, and TON with automatic best-rate routing. Validate price impact and prevent losses, checks liquidity depth, finds optimal routes, and returns pre-validated calldata.

Cross-Chain Bridge powered by HeyAnon

B

Arbitrum61/100

Safe execution layer for cross-chain bridging. Validates pathway availability, checks token support on both chains, estimates gas costs, and uses price feeds to verify bridge rates before returning pre-validated calldata. Covers bridging tokens with native gas from source to destination chain, forced asset claiming, and pathway verification.

Cross-Chain Bridge powered by HeyAnon

B

Optimism61/100

Safe execution layer for cross-chain bridging. Validates pathway availability, checks token support on both chains, estimates gas costs, and uses price feeds to verify bridge rates before returning pre-validated calldata. Covers bridging tokens with native gas from source to destination chain, forced asset claiming, and pathway verification.

Cross-Chain Bridge powered by HeyAnon

B

Scroll61/100

Safe execution layer for cross-chain bridging. Validates pathway availability, checks token support on both chains, estimates gas costs, and uses price feeds to verify bridge rates before returning pre-validated calldata. Covers bridging tokens with native gas from source to destination chain, forced asset claiming, and pathway verification.

Cross-Chain Bridge powered by HeyAnon

B

Metis61/100

Safe execution layer for cross-chain bridging. Validates pathway availability, checks token support on both chains, estimates gas costs, and uses price feeds to verify bridge rates before returning pre-validated calldata. Covers bridging tokens with native gas from source to destination chain, forced asset claiming, and pathway verification.

V3 Pools powered by HeyAnon

B

Arbitrum61/100

Safe execution layer for Uniswap V3-style concentrated liquidity. Use getDexInfo to discover which DEX (Uniswap, PancakeSwap, WAGMI, OkuTrade) and fee tiers are available per chain. Validates price ranges, estimates optimal tick spacing, checks token approvals before returning pre-validated calldata. Covers creating pools/positions, increasing/decreasing liquidity, collecting fees, single-side positions, and range estimation across multiple chains.

V3 Pools powered by HeyAnon

B

Optimism61/100

Safe execution layer for Uniswap V3-style concentrated liquidity. Use getDexInfo to discover which DEX (Uniswap, PancakeSwap, WAGMI, OkuTrade) and fee tiers are available per chain. Validates price ranges, estimates optimal tick spacing, checks token approvals before returning pre-validated calldata. Covers creating pools/positions, increasing/decreasing liquidity, collecting fees, single-side positions, and range estimation across multiple chains.

V3 Pools powered by HeyAnon

B

Metis61/100

Safe execution layer for Uniswap V3-style concentrated liquidity. Use getDexInfo to discover which DEX (Uniswap, PancakeSwap, WAGMI, OkuTrade) and fee tiers are available per chain. Validates price ranges, estimates optimal tick spacing, checks token approvals before returning pre-validated calldata. Covers creating pools/positions, increasing/decreasing liquidity, collecting fees, single-side positions, and range estimation across multiple chains.

Yearn powered by HeyAnon

B

Optimism61/100

Safe execution layer for Yearn yield vaults. Validates deposit parameters, checks vault capacity, handles approvals, and returns pre-validated calldata for your AI agent. Covers deposits, withdrawals, vault discovery by token/chain/name, vault details, and portfolio positions.

Yearn powered by HeyAnon

B

Arbitrum61/100

Safe execution layer for Yearn yield vaults. Validates deposit parameters, checks vault capacity, handles approvals, and returns pre-validated calldata for your AI agent. Covers deposits, withdrawals, vault discovery by token/chain/name, vault details, and portfolio positions.