DeepSeek Reasoner (R1) vs Reka Flash

Performance benchmarks + pricing comparison — updated April 2026

DeepSeek Reasoner (R1)

DeepSeek

DeepSeek's reasoning model. Comparable to OpenAI's o1 but at much lower cost.

Input$0.550/M
Output$2.19/M
Context128K tokens
Best ForComplex reasoning, math, advanced coding
Benchmark72/100

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.

BenchmarkDeepSeek Reasoner (R1)Reka FlashLeader
Overall Score 72 40 DeepSeek Reasoner (R1) leads by 32pts
SWE-bench Verified 68 32 DeepSeek Reasoner (R1) leads by 36pts
LiveCodeBench 76 42 DeepSeek Reasoner (R1) leads by 34pts
HumanEval 90 62 DeepSeek Reasoner (R1) leads by 28pts
BigCodeBench 56 26 DeepSeek Reasoner (R1) leads by 30pts

Cost Comparison by Scenario

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

ScenarioDeepSeek Reasoner (R1)Reka FlashSavings
Small Script (1K lines) $0.08 $0.03 Reka Flash saves $0.05 (64%)
Medium Feature (10K lines) $0.63 $0.23 Reka Flash saves $0.40 (64%)
Large Project (50K lines) $3.15 $1.15 Reka Flash saves $2.00 (64%)
Code Review (5K lines) $0.15 $0.06 Reka Flash saves $0.10 (64%)

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
DeepSeek Reasoner (R1) 72 $0.008/pt Better value
Reka Flash 40 $0.025/pt Higher cost per point

DeepSeek Reasoner (R1) delivers the best value at $0.008 per score point.

Strengths & Weaknesses

DeepSeek Reasoner (R1)

  • + Strong reasoning chain
  • + Good value
  • - Slow on simple tasks

Reka Flash

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

Verdict

Reka Flash is cheaper at $0.200/M, but DeepSeek Reasoner (R1) scores higher on benchmarks (72 vs 40).

Choose Reka Flash for cost-sensitive projects, DeepSeek Reasoner (R1) when performance matters most.

Compare with Other Models