Claude 3.5 Haiku vs Codestral

Performance benchmarks + pricing comparison — updated April 2026

Claude 3.5 Haiku

Anthropic

Fast, cost-effective model for high-volume tasks. Great for code review and simple queries.

Input$0.800/M
Output$4.00/M
Context200K tokens
Best ForCode review, high-volume tasks, simple queries
Benchmark52/100

Codestral

Mistral

Mistral's dedicated coding model. Open-weight and highly optimized for code generation and completion.

Input$0.300/M
Output$0.900/M
Context128K tokens
Best ForCode completion, code generation, IDE integration
Benchmark60/100

Benchmark Performance Comparison

Third-party benchmark scores — higher is better. Data sourced from SWE-bench, LiveCodeBench, HumanEval, and BigCodeBench.

BenchmarkClaude 3.5 HaikuCodestralLeader
Overall Score 52 60 Mistral Codestral leads by 8pts
SWE-bench Verified 45 54 Mistral Codestral leads by 9pts
LiveCodeBench 55 64 Mistral Codestral leads by 9pts
HumanEval 75 82 Mistral Codestral leads by 7pts
BigCodeBench 38 44 Mistral Codestral leads by 6pts

Cost Comparison by Scenario

Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.

ScenarioClaude 3.5 HaikuCodestralSavings
Small Script (1K lines) $0.16 $0.04 Codestral saves $0.13 (77%)
Medium Feature (10K lines) $1.24 $0.29 Codestral saves $0.96 (77%)
Large Project (50K lines) $6.21 $1.43 Codestral saves $4.79 (77%)
Code Review (5K lines) $0.32 $0.07 Codestral saves $0.25 (77%)

Value Analysis (Price per Benchmark Score Point)

Lower is better — how much you pay for each point of benchmark performance.

ModelOverall ScorePrice per Score PointVerdict
Claude 3.5 Haiku 52 $0.015/pt Higher cost per point
Codestral 60 $0.005/pt Better value

Codestral delivers the best value at $0.005 per score point.

Strengths & Weaknesses

Claude 3.5 Haiku

  • + Fastest Claude model
  • + Cheapest option
  • + Good for code review
  • - Struggles with complex tasks
  • - Limited reasoning depth

Codestral

  • + Code-specialized
  • + Very cheap
  • - Narrow focus

Verdict

Codestral wins on both price and performance — $0.300/M input with a benchmark score of 60/100.

For most developers, this is the clear choice between these two models.

Compare with Other Models