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?
| Goal | Recommended Model |
|---|---|
| I need complex logic & architecture | GPT-5.3 (Reasoning) |
| I need high-quality code generation | Claude Opus 4.6 / GPT-5.3-Codex |
| I need complex agent capabilities/computer use | Claude Sonnet 4.6 |
| I need to work with designs/images | Gemini 3.1 Pro Preview / Gemini 3 Pro Image Preview |
| I need a quick answer | GPT-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.