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Body Builder (beta) — Free AI Chat on Rewind.ai
Chat with Body Builder (beta) for free — no signup, no credit card. Openrouter's Body Builder (beta) runs in your browser on Rewind.ai, with pay-as-you-go tokens and full API access.
What is Body Builder (beta)?
Transform your natural language requests into structured OpenRouter API request objects. Describe what you want to accomplish with AI models, and Body Builder will construct the appropriate API calls. Example:.
How does Body Builder (beta) work?
Type your message in the box above and Body Builder (beta) replies instantly — no setup required. Your chat history is saved locally in your browser; sign up free to sync it across devices and get an extra 10,000 tokens. You can switch between Body Builder (beta) and other models at any time from the picker at the top.
Is Body Builder (beta) free?
Yes. Body Builder (beta) is a free-tier model, so there is no per-token price to pay, and no sign up is needed to start chatting.