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Muse Spark 1.1 vs Claude Haiku 4.5

At a glance
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
AnthropicClaude Haiku 4.5

Fast and efficient with near-frontier intelligence.

75200K ctx$1.00/$5.00 per M#41/92
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
MetaMuse Spark 1.1
Reasoning
CodingInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Provider·OpenRouter· as of 2026-07-16
Capability
Capability—
Reasoning & Knowledge
Graduate Science—Expert-Level52.2%
Math
Math Problems—Competition Math—Research Math—
Agentic
Terminal Tasks80.0%Novel Reasoning—
AnthropicClaude Haiku 4.5
Reasoning
CodingInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Capability
CapabilityECI75.3
Reasoning & Knowledge
Graduate Science60.5%Expert-Level—
Math
Math Problems86.9%Competition Math35.8%Research Math4.1%
Agentic
Terminal Tasks29.8%Novel Reasoning1.3%
Specs
MetaMuse Spark 1.1
1.0M
Context
16K
Max output
Jul 2026
Released
AnthropicClaude Haiku 4.5
200K
Context
64K
Max output
Oct 2025
Released
Capabilities
MetaMuse Spark 1.1
Vision
Audio
Reasoning
AnthropicClaude Haiku 4.5
Vision
Audio
Reasoning
Pricing
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
AnthropicClaude Haiku 4.5
Live pricing, shown before you run
Input$1.00/M tokens
Output$5.00/M tokens
Cache read$0.10/M tokens
Cache write$1.25/M tokens
Web search$0.01/search
Chat with Muse Spark 1.1Go to model
Chat with Claude Haiku 4.5Go to model
Frequently Asked Questions: Muse Spark 1.1 vs Claude Haiku 4.5▼

Which is better, Muse Spark 1.1 or Claude Haiku 4.5?

▼

Both Muse Spark 1.1 and Claude Haiku 4.5 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, Muse Spark 1.1 or Claude Haiku 4.5?

▼

Muse Spark 1.1 has a lower blended cost. Muse Spark 1.1: $1.25 input / $4.25 output. Claude Haiku 4.5: $1.00 input / $5.00 output.

Which has a larger context window, Muse Spark 1.1 or Claude Haiku 4.5?

▼

Muse Spark 1.1 has a larger context window: Muse Spark 1.1 supports 1M tokens vs Claude Haiku 4.5 at 200K tokens.

Do both Muse Spark 1.1 and Claude Haiku 4.5 support vision?

▼

Yes, both Muse Spark 1.1 and Claude Haiku 4.5 support vision/image input.

What are the key differences between Muse Spark 1.1 and Claude Haiku 4.5?

▼

Muse Spark 1.1 and Claude Haiku 4.5 have similar overall capabilities. The main differences lie in pricing, context window size, and provider-specific strengths. Use this comparison page to review all metrics side by side.

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 Muse Spark 1.1 and Claude Haiku 4.5 for free on idapt.app to see which performs better for your specific needs.

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