npm · @three-ws/metaplex-agent-mcp
$npx -y @three-ws/metaplex-agent-mcp@0.2.1 SOLANA_SECRET_KEY · secret — Base58 secret key (or JSON byte array) for the minting wallet. Optional: read tools and the Phantom/Solflare prepare/send flow work without it.
SOLANA_RPC_URL — HTTPS Solana RPC endpoint. Defaults to the public endpoint for the configured network; bring your own (Helius / Quicknode / Triton) for production.
METAPLEX_AGENT_NETWORK — Default cluster: mainnet or devnet. Defaults to mainnet; every tool also takes a per-call network.
REQUIRE_CONFIRM — Refuse to broadcast a mint or registration until the call is re-issued with confirm=true. Default true.
DEPLOY_FEE_SOL — Mainnet deploy fee, in SOL, paid to DEPLOY_FEE_WALLET in the same transaction as the mint. Default 0.02.
DEPLOY_FEE_WALLET — Wallet the deploy fee is paid to. Defaults to the three.ws $THREE buyback wallet; override only when self-hosting a fork.
DEPLOY_FEE_ENABLED — Set false to build a fork that charges no deploy fee. Default true.
THREE_HALF_PRICE_AT — $THREE balance in the paying wallet that halves the deploy fee. Default 50000.
THREE_FREE_AT — $THREE balance in the paying wallet that waives the deploy fee entirely. Default 250000.