Skip to main content
idapt
HomeCodeAI ModelsPricing
Sign inStart free
  • Home
  • Pricing
  • AI Models
  • Image models
  • Voice models
  • Video models
  • Rankings
  • New models
  • Model status
  • Multi-Model Chat
  • Voice Mode
  • Voice HUD
  • Web Search
  • Image Generation
  • Video Generation
  • Audio Generation
  • Transcription
  • Drive
  • Credentials
  • Sharing
  • Workspaces
  • Tasks
  • Memory
  • Agents
  • Subagents
  • Automations
  • Skills
  • idapt Code
  • Code Execution
  • Computers
  • Computer Use
  • Computer Assist · Soon
  • Containers · Soon
  • Cloud Computers
  • Local AI
  • AI Gateway
  • API & SDK
  • CLI
  • MCP
  • Tunnels
  • All features →
  • LLM cost calculator
  • Token counter
  • Context window checker
  • Can I run it
  • Model picker quiz
  • Savings finder
  • Video cost estimator
  • Text to speech cost
  • Transcription cost
  • API endpoint tester
  • All free tools →
  • Blog
  • Use cases
  • Comparisons
  • Best of
  • Skills
  • Learn
  • Changelog
  • Help center
  • FAQ
  • Privacy
  • Compare all models
  • Support
  • idapt Code
  • Developers
  • Quickstarts
  • API reference
  • API pricing
  • CLI
  • MCP
  • Downloads
  • Desktop
  • Badges and embeds
© idapt[email protected]TermsPrivacy PolicyLegal noticeReport content
X (Twitter)

Kimi K2 (0905) vs Claude Fable 5

At a glance

September 2025 checkpoint of Kimi K2 with improved capabilities.

262K ctx$0.60/$2.50 per M

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

921M ctx$10.00/$50.00 per M#2/92
Agent Demos
All agent demos

No shared agent demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
No benchmarks available

This model hasn't been benchmarked yet.

Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Capability
CapabilityECI91.6
Reasoning & Knowledge
Factual Recall68.3%
Math
Competition Math99.7%
Specs
262K
Context
100K
Max output
Sep 2025
Released
1M
Context
128K
Max output
Jun 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input94%$0.60/M tokens
Output95%$2.50/M tokens
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
Chat with Kimi K2 (0905)Go to model
Chat with Claude Fable 5Go to model
Frequently Asked Questions: Kimi K2 (0905) vs Claude Fable 5▼

Which is better, Kimi K2 (0905) or Claude Fable 5?

▼

Both Kimi K2 (0905) and Claude Fable 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, Kimi K2 (0905) or Claude Fable 5?

▼

Kimi K2 (0905) has a lower blended cost. Kimi K2 (0905): $0.60 input / $2.50 output. Claude Fable 5: $10.00 input / $50.00 output.

Which has a larger context window, Kimi K2 (0905) or Claude Fable 5?

▼

Claude Fable 5 has a larger context window: Kimi K2 (0905) supports 262K tokens vs Claude Fable 5 at 1M tokens.

Do both Kimi K2 (0905) and Claude Fable 5 support vision?

▼

Claude Fable 5 supports vision/image input, but Kimi K2 (0905) does not.

What are the key differences between Kimi K2 (0905) and Claude Fable 5?

▼

Key differences: Kimi K2 (0905) is significantly cheaper; only Claude Fable 5 supports vision input; only Claude Fable 5 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 (0905) and Claude Fable 5 for free on idapt.app to see which performs better for your specific needs.

Open in App