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Caro

Get Started

Get Started

An all-in-one API for auctions.

Integrate over six types of auctions into your app with our high-performance auction engine.

Integrate over six types of auctions into your app with our high-performance auction engine.

6,115 people on this page

Six auction types

Built for scale

Free to try

6,115 people on this page

Six auction types

Built for scale

Free to try

6,115 people on this page

Six auction types

Built for scale

Free to try

6,115 people on this page

Six auction types

Built for scale

Free to try

Caro is a high performance auction engine, with support for over 10,000 bids per second.

Caro is a high performance auction engine, with support for over 10,000 bids per second.

Get Started

Six auction types and simple fulfillment methods.

Blind Auctions

Blind Auctions

Sealed-bid auctions

where users submit bids independently.

Sealed-bid auctions

where users submit bids independently.

Normal Auctions

Normal Auctions

Classic ascending (English) and descending (Dutch) auctions.

Classic ascending (English) and descending (Dutch) auctions.

Countdowns and more

Countdowns and more

Unique mechanisms that engage customers and drive revenue.

Unique mechanisms that engage customers and drive revenue.

Powerful and easy to use

Get started with our API — our team is here to help every step of the way.

Try Caro For Free

We'll send you a test endpoint within 24 hours.

Caro

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Copyright 2024 — Nation Builders, Inc.

Copyright 2024 — Nation Builders, Inc.

Copyright 2024 — Nation Builders, Inc.