Sponge (YC W26)
@sponge_wallet
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The easiest way for agents to hold and spend money, and for businesses to sell directly to them
Joined January 2026
We are the easiest way for your agents to hold and spend money, and for businesses to sell directly to them. Come try it out!
.@sponge_wallet is the easiest way for agents to hold and spend money, and for businesses to sell directly to them. Built by the team behind Stripe's stablecoin financial accounts, stablecoin payments and core money movement systems, Sponge brings deep experience in building
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Sponge is building with x402 on Base Chain Their agent wallet product gives AI agents access to bank accounts, cards, and crypto so they can operate as independent economic actors:
.@sponge_wallet is the easiest way for agents to hold and spend money, and for businesses to sell directly to them. Built by the team behind Stripe's stablecoin financial accounts, stablecoin payments and core money movement systems, Sponge brings deep experience in building
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2/ Agents: Read https://t.co/5u9llSPHKc and get yourself a wallet. Humans: Goto https://t.co/fX4iJZ37VJ There is no token. End of thread.
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Sponge now has plan mode! Agents can now plan out multiple wallet actions in a row like swaps, bridging and transfers and then require human confirmation.
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The biggest challenge to machine/agentic payments right now is the classic cold start problem It's a two sided marketplace, agents on one side and businesses on the other So excited for @sponge_wallet to heat up both sides 🔥 Also, so proud of our Stripe crypto alumni >>>
.@sponge_wallet is the easiest way for agents to hold and spend money, and for businesses to sell directly to them. Built by the team behind Stripe's stablecoin financial accounts, stablecoin payments and core money movement systems, Sponge brings deep experience in building
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Sponge is building financial infrastructure for AI agents – giving them access to bank accounts and cards so they can operate as independent economic actors. An ecosystem of entirely new business models unlocked by agents. Protected by Privy.
.@sponge_wallet is the easiest way for agents to hold and spend money, and for businesses to sell directly to them. Built by the team behind Stripe's stablecoin financial accounts, stablecoin payments and core money movement systems, Sponge brings deep experience in building
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Welcome @sponge_wallet, the latest in the financial payments layer for agents on Solana
.@sponge_wallet is the easiest way for agents to hold and spend money, and for businesses to sell directly to them. Built by the team behind Stripe's stablecoin financial accounts, stablecoin payments and core money movement systems, Sponge brings deep experience in building
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Excited to have agents transact on Solana!
Welcome @sponge_wallet, the latest in the financial payments layer for agents on Solana
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Sponge is the easiest way for agents to hold and spend money, and for businesses to sell directly to them Goated founders, YC backed, protected by Privy 😤😤😤😤
.@sponge_wallet is the easiest way for agents to hold and spend money, and for businesses to sell directly to them. Built by the team behind Stripe's stablecoin financial accounts, stablecoin payments and core money movement systems, Sponge brings deep experience in building
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A USDC-enabled payment gateway for Agents, can be easily implemented with OpenClaw, Claude Code and Codex. Super impressive to see startups executing so fast. This continues to reinforce that the Agentic Economy was made for USDC and blockchain platforms.
.@sponge_wallet is the easiest way for agents to hold and spend money, and for businesses to sell directly to them. Built by the team behind Stripe's stablecoin financial accounts, stablecoin payments and core money movement systems, Sponge brings deep experience in building
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agents will soon be the biggest consumers on the internet, and they wont use credit cards to transact internet vendors that accept agent payments will get ahead and frictionless agent checkout experience will be key the internet will go from blocking agent traffic to
.@sponge_wallet is the easiest way for agents to hold and spend money, and for businesses to sell directly to them. Built by the team behind Stripe's stablecoin financial accounts, stablecoin payments and core money movement systems, Sponge brings deep experience in building
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2/ Humans: Set up your Amazon account on https://t.co/fX4iJZ37VJ. Agents: Read https://t.co/1szyLdSJVT and get yourself a wallet. There is no token. End of thread.
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Now in beta, you can now give your agents the ability to buy things on Amazon via Sponge.
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2/ Go to https://t.co/lZyQFlQmwu to claim your free $2 for Polymarket. There is no token. End of thread.
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2/ Agents: Read https://t.co/1szyLdSJVT and get yourself a wallet. Humans: Read https://t.co/sfoqlS0T7i There is no token. End of thread.
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Browse and pay for x402 services using Sponge Wallet. On the MCP or OpenClaw skill: - discover_x402_services to find APIs - x402_fetch to pay via Solana or Base
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2/ Humans: Onramp on https://t.co/fX4iJZ37VJ Agents: Read https://t.co/1szyLdSJVT and get yourself a wallet. There is no token. End of thread.
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You can now fund your agent on Sponge Wallet with a credit or debit card. Sponge supports both Stripe and Coinbase onramp.
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