Claude 4 Haiku vs Reka Flash

Performance benchmarks + pricing comparison — updated April 2026

Claude 4 Haiku

Anthropic

Updated Haiku model with improved reasoning over Claude 3.5 Haiku. Fast and affordable for high-volume tasks.

Input$0.800/M
Output$4.00/M
Context200K tokens
Best ForHigh-volume tasks, simple queries, cost-sensitive workflows
Benchmark55/100

Reka Flash

Reka

Reka's fast multimodal model. Compact and efficient for high-volume tasks with vision capability.

Input$0.200/M
Output$0.800/M
Context128K tokens
Best ForHigh-volume tasks, vision + text, cost optimization
Benchmark40/100

Benchmark Performance Comparison

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

BenchmarkClaude 4 HaikuReka FlashLeader
Overall Score 55 40 Claude 4 Haiku leads by 15pts
SWE-bench Verified 48 32 Claude 4 Haiku leads by 16pts
LiveCodeBench 58 42 Claude 4 Haiku leads by 16pts
HumanEval 78 62 Claude 4 Haiku leads by 16pts
BigCodeBench 40 26 Claude 4 Haiku leads by 14pts

Cost Comparison by Scenario

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

ScenarioClaude 4 HaikuReka FlashSavings
Small Script (1K lines) $0.16 $0.03 Reka Flash saves $0.13 (81%)
Medium Feature (10K lines) $1.24 $0.23 Reka Flash saves $1.01 (81%)
Large Project (50K lines) $6.21 $1.15 Reka Flash saves $5.06 (81%)
Code Review (5K lines) $0.32 $0.06 Reka Flash saves $0.27 (83%)

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 4 Haiku 55 $0.015/pt Better value
Reka Flash 40 $0.025/pt Higher cost per point

Claude 4 Haiku delivers the best value at $0.015 per score point.

Strengths & Weaknesses

Claude 4 Haiku

  • + Fast
  • + Good value
  • + Improved over 3.5 Haiku
  • - Limited reasoning depth

Reka Flash

  • + Multimodal
  • + Fast
  • - Basic coding
  • - Niche provider

Verdict

Reka Flash is cheaper at $0.200/M, but Claude 4 Haiku scores higher on benchmarks (55 vs 40).

Choose Reka Flash for cost-sensitive projects, Claude 4 Haiku when performance matters most.

Compare with Other Models