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Models & Agents

OutcomeDev enables you to use the world's most powerful AI models. Here is how to choose the right one for your needs.

Available Agents

Claude (Anthropic)

The Coding Specialist

  • Best For: Writing clean code, refactoring, and understanding large projects.
  • Models:
    • Opus 4.6: Maximum intelligence for complex problems, with top-tier performance.
    • Sonnet 4.6: Advanced for complex agents, excelling in computer use, coding, and reasoning. Also the default for Free/Pro.
    • Haiku 4.5: Lightweight and fast, ideal for simple tasks and quick responses.

Codex (OpenAI)

The Reasoner

  • Best For: Architecture, logic, and following complex instructions.
  • Models:
    • GPT-5.3 (Reasoning): The most advanced model for complex reasoning and problem-solving.
    • GPT-5.3-Codex: Excels in code generation, understanding, and completion.
    • GPT-5.3-Codex-Spark: Optimized for rapid code generation and quick iterations.
    • GPT-5.3 Instant: Fast responses for quick tasks.
    • GPT-5.2 (Thinking): "Thinks" before answering to solve hard logic puzzles.
    • GPT-5.2 Instant: Fast responses for quick tasks.

Gemini (Google)

The Multimodal Expert

  • Best For: Working with images, design, and massive amounts of data.
  • Models:
    • Gemini 3.1 Pro Preview: An even more massive context window and enhanced vision capabilities, designed for highly complex, multimodal tasks.
    • Gemini 3 Pro Image Preview: Optimized for understanding and processing images with pro-level intelligence.
    • Gemini 3 Pro Preview: Pro-level intelligence for a wide range of tasks.
    • Gemini 3 Flash Preview: Pro-level intelligence built for speed and efficiency, now with improved multimodal understanding.

How to Choose?

GoalRecommended Model
I need complex logic & architectureGPT-5.3 (Reasoning)
I need high-quality code generationClaude Opus 4.6 / GPT-5.3-Codex
I need complex agent capabilities/computer useClaude Sonnet 4.6
I need to work with designs/imagesGemini 3.1 Pro Preview / Gemini 3 Pro Image Preview
I need a quick answerGPT-5.3 Instant / Gemini 3 Flash Preview / Claude Haiku 4.5

Compare Mode

Not sure which model to use? Select the Compare agent. This allows you to run your prompt against multiple models simultaneously (e.g., Claude vs. GPT-5.2) so you can pick the best result.

Next Steps

Once you've chosen a model, you'll want to select the right framework for your project. Check out our Framework Guide to learn more.