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GPT 5 Codex vs Muse Wonder

At a glance

GPT-5 optimized for code generation and software engineering tasks.

400K ctx

Meta's frontier reasoning model for complex personal and professional agentic tasks.

1.0M ctx$4.00/$20.00 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
CodingInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Epoch AI· as of 2026-10-02
Agentic
Terminal Tasks44.3%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Agentic
Terminal Tasks—
Specs
400K
Context
128K
Max output
—
Released
1.0M
Context
256K
Max output
Oct 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Pricing not available
Live pricing, shown before you run
Input$4.00/M tokens
Output$20.00/M tokens
Cache read$0.20/M tokens
Web search$0.003/search
Chat with GPT 5 CodexGo to model
Chat with Muse WonderGo to model
Frequently Asked Questions: GPT 5 Codex vs Muse Wonder▼

Which is better, GPT 5 Codex or Muse Wonder?

▼

Both GPT 5 Codex and Muse Wonder are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which has a larger context window, GPT 5 Codex or Muse Wonder?

▼

Muse Wonder has a larger context window: GPT 5 Codex supports 400K tokens vs Muse Wonder at 1M tokens.

Do both GPT 5 Codex and Muse Wonder support vision?

▼

Yes, both GPT 5 Codex and Muse Wonder support vision/image input.

What are the key differences between GPT 5 Codex and Muse Wonder?

▼

Key differences: only Muse Wonder offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both GPT 5 Codex and Muse Wonder for free on idapt.app to see which performs better for your specific needs.

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