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GPT 5.1 Codex vs Muse Wonder

At a glance

Previous-generation coding-optimized model for software engineering.

400K ctx$1.25/$10.00 per M

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
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper57%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Specs
400K
Context
128K
Max output
Nov 2025
Released
1.0M
Context
256K
Max output
Oct 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input69%$1.25/M tokens
Output50%$10.00/M tokens
Cache read35%$0.13/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input$4.00/M tokens
Output$20.00/M tokens
Cache read$0.20/M tokens
Web search75%$0.003/search
Chat with GPT 5.1 CodexGo to model
Chat with Muse WonderGo to model
Frequently Asked Questions: GPT 5.1 Codex vs Muse Wonder▼

Which is better, GPT 5.1 Codex or Muse Wonder?

▼

Both GPT 5.1 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 is cheaper, GPT 5.1 Codex or Muse Wonder?

▼

GPT 5.1 Codex has a lower blended cost. GPT 5.1 Codex: $1.25 input / $10.00 output. Muse Wonder: $4.00 input / $20.00 output.

Which has a larger context window, GPT 5.1 Codex or Muse Wonder?

▼

Muse Wonder has a larger context window: GPT 5.1 Codex supports 400K tokens vs Muse Wonder at 1M tokens.

Do both GPT 5.1 Codex and Muse Wonder support vision?

▼

Yes, both GPT 5.1 Codex and Muse Wonder support vision/image input.

What are the key differences between GPT 5.1 Codex and Muse Wonder?

▼

Key differences: GPT 5.1 Codex is significantly cheaper. 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 5.1 Codex and Muse Wonder for free on idapt.app to see which performs better for your specific needs.

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