Real data comparison
OpenAI: GPT-5.6 Sol (batch) vs SpaceXAI: Grok 4.6
On price, SpaceXAI: Grok 4.6 is cheaper ($3.00 vs $4.00 per 1M). In real production usage, OpenAI: GPT-5.6 Sol (batch) is used more (rank #24 vs #41 of 312).
- OpenAI: GPT-5.6 Sol (batch)
- SpaceXAI: Grok 4.6
Quality (Intelligence Index)60.9 / 60.9
Price ($/1M blended)$4.00 / $3.00
Average usage share0.99% / 0.53%
Best provider uptime100.0% / 100.0%
Coding index77.4 / 76.8
Agentic index57.8 / 58.7
Context window1,050,000 / 500,000
Quality per dollar15.2 pts/$ / 20.3 pts/$
Usage share over time
- OpenAI: GPT-5.6 Sol (batch)
- SpaceXAI: Grok 4.6
Frequently asked questions
OpenAI: GPT-5.6 Sol (batch) vs SpaceXAI: Grok 4.6: which is better quality?
Quality data is unavailable for one or both models.
OpenAI: GPT-5.6 Sol (batch) vs SpaceXAI: Grok 4.6: which is cheaper?
SpaceXAI: Grok 4.6 is cheaper at $3.00/1M vs $4.00/1M.
OpenAI: GPT-5.6 Sol (batch) vs SpaceXAI: Grok 4.6: which is used more?
OpenAI: GPT-5.6 Sol (batch) has higher real OpenRouter usage share (rank #24 vs #41 of 312).
Source: OpenRouter (openrouter.ai/rankings), as of August 28, 2026.
Benchmark scores: Artificial Analysis (artificialanalysis.ai) via OpenRouter (openrouter.ai/rankings).
Methodology: www.smophy.ai/benchmark/methodology
Token counts originate from each provider's own tokenizer and are not directly comparable across providers.