OpenAI o1-mini vs Reka Flash

Performance benchmarks + pricing comparison — updated April 2026

OpenAI o1-mini

OpenAI

Cost-effective reasoning model. Good for coding tasks that require logical reasoning.

Input$1.10/M
Output$4.40/M
Context128K tokens
Best ForCoding logic, debugging, algorithm design
Benchmark70/100

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.

BenchmarkOpenAI o1-miniReka FlashLeader
Overall Score 70 40 o1-mini leads by 30pts
SWE-bench Verified 64 32 o1-mini leads by 32pts
LiveCodeBench 72 42 o1-mini leads by 30pts
HumanEval 90 62 o1-mini leads by 28pts
BigCodeBench 54 26 o1-mini leads by 28pts

Cost Comparison by Scenario

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

ScenarioOpenAI o1-miniReka FlashSavings
Small Script (1K lines) $0.17 $0.03 Reka Flash saves $0.14 (82%)
Medium Feature (10K lines) $1.27 $0.23 Reka Flash saves $1.04 (82%)
Large Project (50K lines) $6.33 $1.15 Reka Flash saves $5.18 (82%)
Code Review (5K lines) $0.30 $0.06 Reka Flash saves $0.25 (82%)

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
OpenAI o1-mini 70 $0.016/pt Better value
Reka Flash 40 $0.025/pt Higher cost per point

OpenAI o1-mini delivers the best value at $0.016 per score point.

Strengths & Weaknesses

OpenAI o1-mini

  • + Reasoning at lower cost
  • + Good for competitive programming
  • - Slower than standard models

Reka Flash

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

Verdict

Reka Flash is cheaper at $0.200/M, but OpenAI o1-mini scores higher on benchmarks (70 vs 40).

Choose Reka Flash for cost-sensitive projects, OpenAI o1-mini when performance matters most.

Compare with Other Models