Sponge

Sponge is the financial infrastructure for the agent economy. Master keys create and manage agent wallets; scoped agent keys execute wallet actions — transfers, swaps, card issuance, x402/MPP payments, Hyperliquid/Polymarket trades.

Official docs: https://docs.paysponge.com

When to Use

Use this skill when you need to:

• Provision a new agent wallet from a master account
• List, inspect, or rotate the agent keys in a Sponge platform
• Move funds between Sponge wallets or onto external addresses
• Issue or fetch a Sponge Card / virtual card for an agent
• Pay an x402- or MPP-enabled endpoint on behalf of an agent