Openrouter
One API, global AI models, smart routing, transparent pricing, lowest cost
- Pricing:
- Free
Overview
OpenRouter is a unified access platform for large language models, giving developers a single API endpoint to call hundreds of mainstream AI models from around the world, including frontier models like GPT, Claude, Gemini, and Llama. It saves developers from the tedious work of integrating with multiple providers one by one, reducing integration complexity and dramatically accelerating time to market.
The platform integrates smart routing and real-time price comparison, automatically recommending the best model based on task type, response speed, and budget. In addition, it offers detailed model leaderboards, benchmark results, and usage analytics, giving teams full visibility to evaluate performance and fine-tune their model selection with confidence.
Whether you are validating a prototype quickly, deploying to production, or running large-scale batch inference tasks, OpenRouter is specifically designed to meet the diverse needs of individual developers and enterprises alike through a flexible postpaid billing model and a vibrant open-source ecosystem.
Core capabilities
- Unified API
- One API accesses hundreds of mainstream AI models without repeated integration
- Smart routing
- Automatically selects the most cost-effective model based on task type
- Transparent pricing
- Shows real-time unit prices, context length, and estimated costs for each model
- Model leaderboard
- Provides benchmark tests, community ratings, and real-world performance comparisons
- Multimodal support
- Unified access to text, image, audio, and other model capabilities
- Developer-friendly
- OpenAI-compatible format with streaming, function calling, and structured output support
- Usage analytics
- Provides request logs, cost statistics, and call volume monitoring
- Free models
- Built-in free models for quick experimentation and model validation
Use cases
- Build AI chat applications quickly using a unified API
- Compare the effectiveness and cost of different models in production
- Use smart routing to automatically select low-latency models
- Batch process text classification and information extraction tasks
- Integrate multimodal capabilities for image understanding and analysis
- Select models suited for vertical scenarios from the leaderboard
- Build a unified AI model gateway for internal systems
- Use free models for prototype validation and teaching demos
Who it's for
Software developers, AI engineers, Independent developers, Startup teams, Enterprise technical teams, Research scientists, Product managers, Students
Getting started
- 1Sign up — Visit openrouter.ai and create an account
- 2Create an API key — Generate a key in your dashboard and set a budget limit
- 3Choose a model — Browse the model list or filter by price, capability, and speed
- 4Make API calls — Send requests using the OpenAI-compatible format and pass the model ID
- 5Monitor usage — Review request logs, costs, and performance data in the console
Traffic analytics
openrouter.aiPricing
Enterprise
Talk To Sales
- Plans for indie hackers, AI native startups, and enterprises
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