Comparison

Claude Fable 5 vs Mistral Small 4

Per input token, Mistral Small 4 runs 99% cheaper than Claude Fable 5. Output pricing favors Mistral Small 4, 99% less per token than Claude Fable 5. Claude Fable 5 also discounts cached input reads.

FieldClaude Fable 5
Mistral Small 4
ProviderAnthropicMistral AI
Context window1M
Max output128K
Input / 1M$10.00$0.1599% cheaper
Output / 1M$50.00$0.6099% cheaper
Cached input / 1M$1.00
Batch discount50%50%
Release date2026-06-09

Worked cost examples

Estimated monthly cost on three common usage shapes

WorkloadClaude Fable 5Mistral Small 4

Chatbot

800 input / 200 output tokens per request, 100,000 requests/month

$1,800$24.00cheaper

RAG pipeline

6,000 input / 700 output tokens per request, 30,000 requests/month

$2,850$39.60cheaper

Batch summarization

20,000 input / 1,500 output tokens per request, 5,000 requests/month

$1,375$19.50cheaper

Claude Fable 5 vs Mistral Small 4 FAQ

Is Claude Fable 5 cheaper than Mistral Small 4?
Claude Fable 5 costs $10.00 per 1M input tokens versus $0.15 for Mistral Small 4 — Mistral Small 4 is 6567% cheaper per input token.
Which is cheaper for output tokens, Claude Fable 5 or Mistral Small 4?
Claude Fable 5 charges $50.00 per 1M output tokens; Mistral Small 4 charges $0.60 per 1M output tokens.
Do Claude Fable 5 and Mistral Small 4 offer cache pricing?
Claude Fable 5 discounts cached input to $1.00 per 1M tokens. Mistral Small 4 has no documented cache discount.

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