nikicat/mcp-wallet-signer
by Various
MCP server that routes blockchain transactions to browser wallets for signing
MCP
nikicat/mcp-wallet-signer
Added 1 June 2026
Overview
An MCP server that routes blockchain transactions to browser wallets for signing. It enables AI agents or tools to propose transactions that users approve directly in extensions like MetaMask. Written in TypeScript, it acts as a bridge between MCP-based systems and web3 wallets.
Best for
Best for
Developers building AI agents that need user-approved blockchain transactions
Use cases
- Integrate blockchain transaction signing into AI agent workflows
- Allow AI to propose transactions that users approve in their browser wallet
- Bridge MCP-based tools with web3 wallets for secure signing
Notes
An MCP server that routes blockchain transactions to browser wallets for signing. It enables AI agents or tools to propose transactions that users approve directly in extensions like MetaMask. Written in TypeScript, it acts as a bridge between MCP-based systems and web3 wallets.
1 stars on GitHub. Last updated 2026-05-20. Licensed MIT.
Use cases
- Integrate blockchain transaction signing into AI agent workflows
- Allow AI to propose transactions that users approve in their browser wallet
- Bridge MCP-based tools with web3 wallets for secure signing
Pros
- Keeps private keys secure by using browser wallet signing
- Enables AI agents to initiate transactions with user approval
- Open source and written in TypeScript
Cons
- Very early stage with only 1 star and minimal community adoption
- Requires a browser wallet extension installed and connected
- Limited documentation and proven reliability
Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.
Pros
- Keeps private keys secure by using browser wallet signing
- Enables AI agents to initiate transactions with user approval
- Open source and written in TypeScript
Cons
- Very early stage with only 1 star and minimal community adoption
- Requires a browser wallet extension installed and connected
- Limited documentation and proven reliability
Pairs with
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