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  1. Home
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  3. Compare

Claude Fable 5 vs Kimi K3

Compare Claude Fable 5 from Anthropic and Kimi K3 from moonshotai on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.

Favicon for anthropic
Claude Fable 5
Favicon for moonshotai
Kimi K3
Favicon for anthropic
Claude Fable 5
Favicon for moonshotai
Kimi K3

Overview

Claude Fable 5
Author
Anthropic
Kimi K3
Author
moonshotai
Claude Fable 5
Context length
1Mtokens
Kimi K3
Context length
1.05Mtokens
Claude Fable 5
Reasoning
Kimi K3
Reasoning
Claude Fable 5
Input modalities
Kimi K3
Input modalities
Claude Fable 5
Output modalities
Kimi K3
Output modalities

Claude Fable 5 vs Kimi K3: side-by-side summary

Claude Fable 5 and Kimi K3 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Claude Fable 5, from Anthropic, has a 1,000,000-token context window and is priced at $10/M tokens input, $50/M tokens output on OpenRouter.

Kimi K3, from moonshotai, has a 1,048,576-token context window and is priced at $0.75/M tokens input, $14.90/M tokens output on OpenRouter.

Context window
  • Claude Fable 5: 1,000,000 tokens
  • Kimi K3: 1,048,576 tokens
Price
  • Claude Fable 5: $10/M tokens input, $50/M tokens output
  • Kimi K3: $0.75/M tokens input, $14.90/M tokens output
Provided by
  • Claude Fable 5: Anthropic
  • Kimi K3: moonshotai
  • Claude Fable 5 model details, providers and pricing
  • Kimi K3 model details, providers and pricing

Claude Fable 5 vs Kimi K3 at a glance

Claude Fable 5 vs Kimi K3 comparison
AttributeClaude Fable 5Kimi K3
Input price$10/M tokens$0.75/M tokens
Output price$50/M tokens$14.90/M tokens
Context window1,000,000 tokens1,048,576 tokens
Intelligence Index49.643.6
Coding Index76.576.2
Agentic Index50.750.0
Latency (p50)Not available1.47 s
Throughput (p50)Not available20.0 tok/s

Benchmark data updated Oct 5, 2026

Frequently asked questions

Is Claude Fable 5 cheaper than Kimi K3?

Kimi K3 is cheaper than Claude Fable 5 on OpenRouter: Kimi K3 costs $0.75/M tokens input and $14.90/M tokens output, while Claude Fable 5 costs $10/M tokens input and $50/M tokens output.

Which has the longer context window, Claude Fable 5 or Kimi K3?

Kimi K3 has the longer context window at 1,048,576 tokens, compared with 1,000,000 tokens for Claude Fable 5.

Which scores higher on coding, Claude Fable 5 or Kimi K3?

Claude Fable 5 scores higher on coding, with an Artificial Analysis Coding Index of 76.5 compared with 76.2 for Kimi K3.