wallet_sign_message
Sign a message using a wallet for Ethereum and EVM-compatible chains. Requires a message input and accepts a private key, mnemonic, or JSON wallet for secure message authentication.
Instructions
Sign a message
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| message | Yes | The message to sign | |
| wallet | No | The wallet (private key, mnemonic, or JSON). If not provided, uses PRIVATE_KEY environment variable if set. |