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GPT 4.1 vs Muse Spark 1.1

At a glance
OpenAIGPT 4.1

OpenAI's flagship GPT-4.1 with advanced instruction following and long context.

701.0M ctx$2.00/$8.00 per M#55/92
MetaMuse Spark 1.1

Meta's multimodal reasoning model built for agentic work and real-world coding.

1.0M ctx$1.25/$4.25 per M
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
OpenAIGPT 4.1
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Capability
CapabilityECI70.4
Reasoning & Knowledge
Graduate Science66.9%Expert-Level5.4%
Math
Math Problems83.0%Competition Math38.3%Research Math5.5%
Coding
Real-World Coding48.5%Code Editing52.4%
Agentic
Terminal Tasks—Novel Reasoning0.4%
MetaMuse Spark 1.1
Reasoning
CodingInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Provider·OpenRouter· as of 2026-07-16
Cheaper
Capability
Capability—
Reasoning & Knowledge
Graduate Science—Expert-Level52.2%
Math
Math Problems—Competition Math—Research Math—
Coding
Real-World Coding—Code Editing—
Agentic
Terminal Tasks80.0%Novel Reasoning—
Specs
OpenAIGPT 4.1
1.0M
Context
16K
Max output
Apr 2025
Released
MetaMuse Spark 1.1
1.0M
Context
16K
Max output
Jul 2026
Released
Capabilities
OpenAIGPT 4.1
Vision
Audio
Reasoning
MetaMuse Spark 1.1
Vision
Audio
Reasoning
Pricing
OpenAIGPT 4.1
Live pricing, shown before you run
Input$2.00/M tokens
Output$8.00/M tokens
Cache read$0.50/M tokens
Web search$0.01/search
MetaMuse Spark 1.1
Live pricing, shown before you run
Input$1.25/M tokens
Output$4.25/M tokens
Cache read$0.15/M tokens
Web search$0.003/search
Chat with GPT 4.1Go to model
Chat with Muse Spark 1.1Go to model
Frequently Asked Questions: GPT 4.1 vs Muse Spark 1.1▼

Which is better, GPT 4.1 or Muse Spark 1.1?

▼

Both GPT 4.1 and Muse Spark 1.1 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 4.1 or Muse Spark 1.1?

▼

Muse Spark 1.1 has a lower blended cost. GPT 4.1: $2.00 input / $8.00 output. Muse Spark 1.1: $1.25 input / $4.25 output.

Which has a larger context window, GPT 4.1 or Muse Spark 1.1?

▼

Muse Spark 1.1 has a larger context window: GPT 4.1 supports 1M tokens vs Muse Spark 1.1 at 1M tokens.

Do both GPT 4.1 and Muse Spark 1.1 support vision?

▼

Yes, both GPT 4.1 and Muse Spark 1.1 support vision/image input.

What are the key differences between GPT 4.1 and Muse Spark 1.1?

▼

Key differences: only Muse Spark 1.1 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 4.1 and Muse Spark 1.1 for free on idapt.app to see which performs better for your specific needs.

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