DeepSeek V4 Flash Solves More Tasks Than GPT-5.6 Luna at One-Third the Cost

togethercompute · x · 2026-08-09

User togethercompute shared a benchmark comparison on DeepSWE, highlighting the extreme cost-effectiveness of DeepSeek. Under the exact same budget, DeepSeek V4 Flash significantly outperformed the competition.

The test data shows that two attempts with DeepSeek V4 Flash solved more tasks than a single attempt with GPT-5.6 Luna, while costing roughly one-third as much.

Related event: DeepSeek V4 Flash Tops ARC-AGI Cost-Performance, Costing a Quarter of GPT-5.6(9 posts)→

Original post →

More from Models

Models channel →