Backed byY Combinator

Payments infrastructure for the agent economy.

AI agents can now reason, plan, and act.

We're building the infrastructure that lets agents make payments autonomously and helps businesses accept payments from agents safely, programmatically, and at scale.

View Products

Sponge Wallet
For agents buying services
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Sponge Gateway
For businesses selling to agents
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Sponge Wallet

Give your agent a wallet.

Sponge lets AI agents autonomously purchase data and services.

Pay with your agent wallet

What do you want your agent to do?
You
|
Get Started

Sponge Gateway

Monetize your API to agents.

One click to turn any API endpoint into a paid service. Agents pay per request, you collect to your wallet.

Accept payments from agents

https://...|
$0.00
Monetize
Live Payments
https://api.webscrape.dev/v1/scrape
Earned
$0.00
Get Started