Free Models Router API Pricing FREE
by openrouter · 200K context window ·
Explore the Free Models Router API through OpenRouter, a cost-effective solution for ML engineers seeking powerful LLM options. With an input and output cost of $0.00000 per 1M tokens, this API offers zero cost access to various free models. Enjoy a generous context window of 200,000 tokens. Perfect for prototyping and experimentation, the Free Models Router allows you to test different models without budget constraints. For example, processing 100 million tokens monthly would still cost you $0.00. Compare performance across models and streamline your LLM development process with OpenRouter's completely free tier.
Monthly Cost Examples
Assuming 50% input / 50% output token split
| Usage | Monthly cost |
|---|---|
| 100K tokens/month | $0.00 |
| 1M tokens/month | $0.00 |
| 10M tokens/month | $0.00 |
| 100M tokens/month | $0.00 |
Compare with other models
Free Models Router vs OpenAI: GPT-4o →Free Models Router vs OpenAI: GPT-4o-mini →Free Models Router vs OpenAI: o1 →Automate your model selection
StormRouter sends each request to the cheapest model that can handle it.
Only use Free Models Router when your quality requirements demand it.