Editor's pick
OpenRouter
One API for dozens of models from different providers.
What it is
A unified router that exposes models from many providers behind a single OpenAI-compatible endpoint, with automatic failover and a comparison of prices and latencies. It includes free variants of several models.
Best for
Comparing models without opening an account with each provider.
What the free plan includes
- Around 50 requests per day on free models
- Quota can be raised with account credit
- A single endpoint for every provider
Free plans change often. Confirm the limits on the official page before deciding.
Hugging Face
PickCommunity models, datasets and runnable demos.
Free for public models, datasets and Spaces
Google AI Studio
PickPrototype with the Gemini models from your browser.
Free studio access and a free API tier
NVIDIA NIM
Hosted APIs for AI models optimised by NVIDIA.
Free API credits for prototyping