[SyneRyder]

OpenRouter has a list of providers, looks like NovitaAI would meet those criteria. Though not for $50/mth for 80/M tokens, which I assume is the Z.ai subscription pricing.

https://openrouter.ai/z-ai/glm-5.2

https://novita.ai/models/model-detail/zai-org-glm-5.2