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Choose from dozens of AI models to build your ideal debate panel.

Start a Debate
1. Pick your models→2. Start a debate→3. Watch them go at it

Free Tier Models

High-quality models available to all users, free forever. No credit card required.

Recommended

Step 3.5 Flash

Free Forever
StepFun•128K tokens
Reasoning

Description

StepFun's fast and capable model with strong general performance

Best For

Fast general-purpose debates with strong performance

When to use

  • General debates requiring quick responses
  • Multi-perspective discussions
  • When you need a capable free model with broad knowledge

Arcee Trinity Large

Free Forever
Arcee AI•128K tokens
Reasoning

Description

Arcee AI's large preview model with strong reasoning capabilities

Best For

Reasoning-focused debates with strong analytical depth

When to use

  • Debates requiring structured argumentation
  • Analytical tasks needing logical rigor
  • When you want a strong free reasoning model

GLM-4.5 Air

Free Forever
Z-AI•128K tokens
Reasoning

Description

Zhipu AI's efficient multilingual model with broad capabilities

Best For

Multilingual debates and general-purpose discussions

When to use

  • Multilingual or cross-cultural debates
  • General purpose discussions
  • When you need a capable free model with broad knowledge
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