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Base

1.0.0

Base (Coinbase)

MCP

Coinbase's official onchain gateway — swap tokens, send funds, track a portfolio, hit DeFi protocols. Non-custodial: you review and sign every transaction in the Base app.

Dune

1.0.0

Dune

MCP

Run and read Dune Analytics queries from the agent. API credits are metered — a chatty agent burns a free tier fast.

Etherscan

1.0.0

Community

MCP

Block explorer access — contract verification, transaction lookups, ABI fetch. Read-only, fine to leave on.

Solana Agent Kit

1.0.0

SendAI

MCP

Onchain actions on Solana — transfers, swaps, token ops. Irreversible chain; prefer setups that sign in a separate wallet and never put a funded key in config.

The Graph

1.0.0

The Graph

MCP

Query onchain data via subgraphs without running an indexer. Read-only data tool, low risk.

Use when working with Chainlink oracle networks, CCIP cross-chain messaging, or smart contract data feeds. Official Chainlink agent skills on the agentskills.io spec.

thirdweb

1.0.0

thirdweb

MCP

Deploy and interact with smart contracts across EVM chains. Contract deploys are irreversible and cost gas — test on a testnet first.