"Web3.js" matching MCP connectors:

TeardropA

dev.teardrop.api

Teardrop is the native economic layer for AI agents, providing a robust suite of tools for multi-chain portfolio tracking, DeFi yield analysis, and gas estimation. It enables autonomous agents to securely find Web3 data and manage micro-payments on-chain with zero human intervention.

Measured share of answer for 24 crypto and Web3 brands. An open dataset, not an audit of your site.

Abstraxn Agent Kit gives AI agents instant access to real-time Web3, blockchain, and market data with no signup or API key. Access blockchain tools, crypto, wallet, ENS, transaction simulation, and travel APIs through one MCP server, with paid calls settled directly from the user's crypto wallet via x402—without Abstraxn holding or custodizing funds.

Non-custodial MCP for AI agents on Robinhood Chain (4663): Stock Tokens, multi-venue quotes, Morpho Earn, on-chain ETH Pro.

AGI Scorecard Web3 Workbench: ten free deterministic review tools (stablecoin, gas, zkML, agents).

Instant Base + Solana wallets, free and x402-payable. US bank account after a 2-min check.

x402 MCP web parser: URLs to Markdown for agents. USDC on Base, Polygon, Arbitrum, Ethereum.

Autonomous Web3 router for DEX liquidity depth, EVM contract security, and cross-chain bridges.

SEC EDGAR company briefs for agents: cited synthesis, XBRL metrics. x402/USDC, no account.

Browse, verify and buy Twelve Permissions NFTs on XRP Ledger. Every claim is checkable.

Pay-per-use web extract, token prices, and wallet balances via x402 USDC micropayments.

Native cross-chain swaps: Bitcoin, Ethereum, Solana, Polkadot, Tron, Arbitrum. Quote, swap, track.

Pay-per-call data tools for AI agents: crypto signal, web reader, SEO audit. x402 USDC on Base.

Live financial data MCP: FX, crypto, stocks, news, URL reader. x402 on Base: $0.001/call.

Non-custodial MCP for Stock Tokens on Robinhood Chain (4663): quotes, plans, Morpho Earn.

Quant research, backtesting, marketplace subscriptions, editable forks, copy trading, and execution.

Moralis MCP — wraps the Moralis Web3 Data API (moralis.com)

Daily net flows for US spot Bitcoin & Ethereum ETFs (IBIT, FBTC, GBTC, ETHA) with per-fund history

TradeOS MCP Server brings your trading intelligence into MCP-compatible AI tools like GPT and Claude. Connect your TradeOS server URL to let your AI assistant access your trading data, indicators, strategy logic, market workflows, and agent-driven analysis directly from TradeOS. Use it to reason over technical setups, monitor assets, automate strategy workflows, and work with your personalized TradeOS trading agents across stocks, commodities, FX, crypto, and more.