One API Key. Multiple AI Models.

RelayRouter is a unified AI model API gateway for developers, AI teams, and users of compatible AI tools. Access supported models through one API key, use a shared prepaid balance, and manage your API usage in one place.

Connect your tools. Build your applications.

Use RelayRouter with compatible chat clients and coding assistants, or integrate it into your own chatbots, AI agents, and automated workflows. OpenAI-compatible and Anthropic-compatible endpoints help you connect supported tools and SDKs using the appropriate API configuration.

Explore models for different tasks.

Test and compare supported models for your workflows, with API keys, balance, and usage records managed from one console.

What you’re purchasing

This product adds prepaid credits to your RelayRouter account for API usage. Credits are deducted based on the selected model, applicable rates, and actual usage. Available models and supported features are listed on RelayRouter.

Getting started

Create your RelayRouter account:
https://api.relayrouter.ai/register?aff=Zmt3

Choose a credit pack and follow the delivery instructions provided with your order.

Create an API key, configure the endpoint and model in your tool or application, and start using the API.

RelayRouter API credits do not include third-party AI accounts or consumer subscriptions.