cyberneticlibrary

Execute on-chain transactions without embedded keys

mcp-servermcp_serversetup L20
phantom/phantom-connect-sdk
What it does

Sign Solana/Ethereum transactions and manage wallet via CLI

Best for

Agents executing on-chain operations that need non-custodial Phantom wallet integration without embedded keys.

Inputs
  • · transaction payloads
  • · message to sign
  • · token swap parameters
Outputs
  • · signed transactions
  • · wallet addresses
  • · balance reports
Requires
  • · Phantom wallet
  • · Solana/Ethereum RPC endpoints
Preconditions
  • · Phantom wallet account
  • · browser for OAuth
  • · Solana or EVM chain access
Failure modes
  • · Session expiration
  • · insufficient gas/SOL
  • · network RPC failures
Trust signals
  • · Official Phantom product
  • · npm package
  • · multi-chain support
  • · session persistence