NexRelayNexRelay

Developer resource

API key spend limit setup

Per-key budgets are the fastest way to stop overspend. The setup version is written for users who want the smallest working path.

API key spend limitprepaid AI APIOpenAI-compatible APIAPI cost control

Starting point

The setup need behind API key spend limit usually comes down to control, compatibility, and predictable cost.

Recommended settings

Use a scoped key, controlled prepaid credits, and a narrow model list while you confirm the route works.

Validation step

After the first request, verify the log row, the token meters, and the billed amount.

FAQ

Can I try this before paying?

Yes. Use a free credit offer or a small prepaid recharge to test the route.

What happens after the first request?

You can raise limits only after the logs match your expectation.