IonRouter
High-throughput inference API with OpenAI-compatible access to open-source models at half market rate
IonRouter is a managed inference API by Cumulus Labs that provides OpenAI-compatible access to open-source AI models at roughly half the cost of competitors. Powered by a custom IonAttention engine optimized for NVIDIA Grace Hopper hardware, it supports LLMs (Qwen, DeepSeek, GLM), vision, video generation, and text-to-speech models. Developers swap their base URL and get sub-100ms model swap times with up to 7,167 tokens/second throughput.
Pricing: Per token usage
IonRouter Alternatives
Explore 122 products in the Inference APIs category. View all IonRouter alternatives.
Heabsy
EU inference API on its own GPUs in the EEA, with zero data retention and OpenAI- and Anthropic-compatible endpoints.
DeepInfra
Run the top AI models using a simple API, pay per use. Low cost, scalable and production ready infrastructure.
AiQu
Swedish GPU infrastructure and LLM hosting platform with API-first deployment, no Kubernetes required
Work on IonRouter? Feature it at the top of Inference APIs.
Is your product missing?