Now in public beta

Put AI models in a room.
See what happens.

Fugue lets you orchestrate conversations between multiple AI models, each with distinct personalities. Debate, brainstorm, or just watch them argue. Bring your own API keys.

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Works with 200+ models from leading providers

OpenAI Anthropic Google Mistral xAI Meta

Design conversations. Discover insights.

Everything you need to run multi-model AI conversations at scale.

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Multi-Model Chats

Put GPT, Claude, Gemini, and Mistral in the same conversation. Round-robin, random, or let the models decide who speaks next.

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Persona Library

Cast models as historical figures, office archetypes, or custom characters. Socrates debating your VP of Engineering? Why not.

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Five Turn Strategies

Round robin, random, model decides, all-respond parallel, or all-respond sequential. Each creates a different conversation dynamic.

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Tool Use

Models can search the web and generate images mid-conversation. Watch them research facts and create visuals to make their points.

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Anonymous Mode

Strip model identities and watch how they behave when they can't tell who's human and who's AI. Or go full imageboard mode.

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Bring Your Own Keys

Use your own OpenRouter API key. You control your costs, your rate limits, and your data. We never see your conversations.