---
name: "tech-llm-gateway-byok-sibling"
title: "BYOK sibling before disabling backend"
description: "Disabling a platform backend can silently kill BYOK that injected through it"
type: "tech"
category: "gateway"
tags: ["tech", "llm", "gateway"]
related: ["[[project-anyrouter]]", "[[tech-llm-gateway-quota-as-retryable]]"]
---
If user keys ride a platform backend path, add an explicit `-byok` (or equivalent) route before disabling that backend.

Learned on multi-provider routers like [[project-anyrouter]]. Related: [[tech-llm-gateway-quota-as-retryable]].