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Kimi K2 vs Muse Spark 1.1

At a glance
MoonshotAIKimi K2

MoonshotAI's large MoE model — 1T total parameters, 32B active.

78131K ctx$0.57/$2.30 per M#32/92
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
MoonshotAIKimi K2
CodingInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Capability
CapabilityECI78.2
Reasoning & Knowledge
Expert-Level—
Agentic
Terminal Tasks35.7%Task Horizon54min
MetaMuse Spark 1.1
Reasoning
CodingInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Provider·OpenRouter· as of 2026-07-16
Capability
Capability—
Reasoning & Knowledge
Expert-Level52.2%
Agentic
Terminal Tasks80.0%Task Horizon—
Specs
MoonshotAIKimi K2
131K
Context
33K
Max output
Jul 2025
Released
MetaMuse Spark 1.1
1.0M
Context
16K
Max output
Jul 2026
Released
Capabilities
MoonshotAIKimi K2
Vision
Audio
Reasoning
MetaMuse Spark 1.1
Vision
Audio
Reasoning
Pricing
MoonshotAIKimi K2
Live pricing, shown before you run
Input$0.57/M tokens
Output$2.30/M tokens
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 Kimi K2Go to model
Chat with Muse Spark 1.1Go to model
Frequently Asked Questions: Kimi K2 vs Muse Spark 1.1▼

Which is better, Kimi K2 or Muse Spark 1.1?

▼

Both Kimi K2 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, Kimi K2 or Muse Spark 1.1?

▼

Kimi K2 has a lower blended cost. Kimi K2: $0.57 input / $2.30 output. Muse Spark 1.1: $1.25 input / $4.25 output.

Which has a larger context window, Kimi K2 or Muse Spark 1.1?

▼

Muse Spark 1.1 has a larger context window: Kimi K2 supports 131K tokens vs Muse Spark 1.1 at 1M tokens.

Do both Kimi K2 and Muse Spark 1.1 support vision?

▼

Muse Spark 1.1 supports vision/image input, but Kimi K2 does not.

What are the key differences between Kimi K2 and Muse Spark 1.1?

▼

Key differences: Kimi K2 is significantly cheaper; only Muse Spark 1.1 supports vision input; 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 Kimi K2 and Muse Spark 1.1 for free on idapt.app to see which performs better for your specific needs.

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