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Claude Fable 5 vs Kimi K2.6

At a glance
AnthropicClaude Fable 5

Anthropic's Mythos-class flagship for ambitious, long-running professional work.

921M ctx$10.00/$50.00 per M#2/92
MoonshotAIKimi K2.6

MoonshotAI's next-generation multimodal model built for long-horizon coding and multi-agent orchestration.

83262K ctx$0.68/$3.41 per M#17/92
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
AnthropicClaude Fable 5
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Smarter
Capability
CapabilityECI91.6
Reasoning & Knowledge
Graduate Science—Factual Recall68.3%
Math
Competition Math99.7%Research Math—
Coding
Real-World Coding—
MoonshotAIKimi K2.6
Reasoning
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Capability
CapabilityECI82.9
Reasoning & Knowledge
Graduate Science90.8%Factual Recall38.7%
Math
Competition Math96.1%Research Math39.0%
Coding
Real-World Coding76.7%
Specs
AnthropicClaude Fable 5
1M
Context
128K
Max output
Jun 2026
Released
MoonshotAIKimi K2.6
262K
Context
128K
Max output
Apr 2026
Released
Capabilities
AnthropicClaude Fable 5
Vision
Audio
Reasoning
MoonshotAIKimi K2.6
Vision
Audio
Reasoning
Pricing
AnthropicClaude Fable 5
Live pricing, shown before you run
Input$10.00/M tokens
Output$50.00/M tokens
Cache read$1.00/M tokens
Cache write$12.50/M tokens
Web search$0.01/search
MoonshotAIKimi K2.6
Live pricing, shown before you run
Input$0.68/M tokens
Output$3.41/M tokens
Cache read$0.34/M tokens
Chat with Claude Fable 5Go to model
Chat with Kimi K2.6Go to model
Frequently Asked Questions: Claude Fable 5 vs Kimi K2.6▼

Which is better, Claude Fable 5 or Kimi K2.6?

▼

Based on the Capability Index, Claude Fable 5 scores higher (91.6 vs 82.9). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, Claude Fable 5 or Kimi K2.6?

▼

Kimi K2.6 has a lower blended cost. Claude Fable 5: $10.00 input / $50.00 output. Kimi K2.6: $0.68 input / $3.41 output.

Which has a larger context window, Claude Fable 5 or Kimi K2.6?

▼

Claude Fable 5 has a larger context window: Claude Fable 5 supports 1M tokens vs Kimi K2.6 at 262K tokens.

Do both Claude Fable 5 and Kimi K2.6 support vision?

▼

Yes, both Claude Fable 5 and Kimi K2.6 support vision/image input.

What are the key differences between Claude Fable 5 and Kimi K2.6?

▼

Key differences: Claude Fable 5 has a notably higher capability index (8.7 point gap); Kimi K2.6 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 Claude Fable 5 and Kimi K2.6 for free on idapt.app to see which performs better for your specific needs.

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