OpenRouter

Unified API for hundreds of LLMs.

Visit OpenRouter ↗

Pricing

Model: usage-based
Starting price: Not listed — check the vendor site

Niches

🤖 AI Agents ⚡ Vibe Coding

Best for

Build an AI agent in code

▸ Not a framework: swap models behind one API.

Related use cases

Add long-term memory and knowledge to an agent Build a full-stack web app from a prompt Build agent workflows without coding Launch a phone/voice AI agent