Bulk assign keys to a guardrail | OpenRouter

Assign multiple API keys to a specific guardrail. Management key required.

AuthorizationBearer

API key as bearer token in Authorization header

idstringRequiredformat: "uuid"

The unique identifier of the guardrail

This endpoint expects an object.

key_hasheslist of stringsRequired

Array of API key hashes to assign to the guardrail

Assignment result

assigned_countinteger

Number of keys successfully assigned

400

Bad Request Error

401

Unauthorized Error

404

Not Found Error

500

Internal Server Error

$	curl -X POST https://openrouter.ai/api/v1/guardrails/550e8400-e29b-41d4-a716-446655440000/assignments/keys \
>	-H "Authorization: Bearer <token>" \
>	-H "Content-Type: application/json" \
>	-d '{
>	"key_hashes": [
>	"c56454edb818d6b14bc0d61c46025f1450b0f4012d12304ab40aacb519fcbc93"
>	]
>	}'