Call Paid APIs

Use Axo clients to pay 402 challenges automatically and retrieve protected responses.

Use this path when your app, script, or agent needs to buy access to a protected endpoint.

Choose Your Client

Use axo fetch for the fastest working path.

Embed paid-fetch behavior directly in your own code.

Learn the client-side challenge and retry flow in detail.

Accept Payments

Protect your own routes with Axo so agents and apps can pay to access them.

Run Sessions

Use session-based payment flows with Axo when one-off paid requests are not enough.