SmophyAI

Published daily · Next update 02:00 UTC

Real data comparison

DeepSeek: DeepSeek V4 Flash 0423 vs OpenAI: GPT-5.6 Sol (batch)

On quality, OpenAI: GPT-5.6 Sol (batch) leads (60.9 vs 51.8). On price, DeepSeek: DeepSeek V4 Flash 0423 is cheaper ($0.11 vs $11.25 per 1M). In real production usage, DeepSeek: DeepSeek V4 Flash 0423 is used more (rank #1 vs #28 of 291).

  • DeepSeek: DeepSeek V4 Flash 0423
  • OpenAI: GPT-5.6 Sol (batch)
Quality (Intelligence Index)51.8 / 60.9
Price ($/1M blended)$0.11 / $11.25
Average usage share12.91% / 0.81%
Best provider uptime100.0% / 100.0%
Coding index69.1 / 77.4
Agentic index48.4 / 57.8
Context window1,048,576 / 1,050,000
Quality per dollar460.4 pts/$ / 5.4 pts/$

Usage share over time

23.98%17.99%11.99%6.00%0.00%Share of usageJul 5Jul 22Aug 8
  • DeepSeek: DeepSeek V4 Flash 0423
  • OpenAI: GPT-5.6 Sol (batch)

Frequently asked questions

DeepSeek: DeepSeek V4 Flash 0423 vs OpenAI: GPT-5.6 Sol (batch): which is better quality?

OpenAI: GPT-5.6 Sol (batch) scores higher on Artificial Analysis's Intelligence Index (60.9 vs 51.8).

DeepSeek: DeepSeek V4 Flash 0423 vs OpenAI: GPT-5.6 Sol (batch): which is cheaper?

DeepSeek: DeepSeek V4 Flash 0423 is cheaper at $0.11/1M vs $11.25/1M.

DeepSeek: DeepSeek V4 Flash 0423 vs OpenAI: GPT-5.6 Sol (batch): which is used more?

DeepSeek: DeepSeek V4 Flash 0423 has higher real OpenRouter usage share (rank #1 vs #28 of 291).

Source: OpenRouter (openrouter.ai/rankings), as of August 9, 2026.

Benchmark scores: Artificial Analysis (artificialanalysis.ai) via OpenRouter (openrouter.ai/rankings).

Methodology: smophy.ai/benchmark/methodology

Token counts originate from each provider's own tokenizer and are not directly comparable across providers.