When to use
- Boot a custom dashboard / status bar that mirrors the console
- Verify which models the current key can call without enumerating
/v1/modelsfirst - Surface balance + low-balance flag in IDE extensions / agents
Request
x-api-key: $BYTESPIKE_API_KEY also works. No body.
Response
Response fields
Errors
The endpoint is free; no
402 path. 429 is theoretically possible but the per-key cap is ~600/min — only realistic during a key-rotation hammer.
Example — low-balance gate
POST /me/webhooks and subscribe to system.balance.notify.dispatched to be paged instead of polling.