GPT-6 Astra vs Grok 4
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
GPT-6 Astra by OpenAI and Grok 4 by xAI are evenly matched across 4 benchmarks. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.
Category-by-Category Breakdown
Reasoning: In reasoning, GPT-6 Astra scores 94.4% on GPQA Diamond compared to Grok 4's 87.0%.
Context: In context, GPT-6 Astra scores 1.1M on Context Length compared to Grok 4's 256K.
Pricing Comparison
GPT-6 Astra costs $10.0/1M input tokens and $50.0/1M output tokens, while Grok 4 costs $3.0/1M input and $15.0/1M output. Grok 4 is the more affordable option for API usage.
Verdict
Grok 4 leads across the board in affordability, making it the stronger overall choice in this comparison.
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GPT-6 Astra vs Grok 4 — FAQ
Which is better, GPT-6 Astra or Grok 4?
GPT-6 Astra and Grok 4 are evenly matched across benchmarks. The best choice depends on your specific priorities such as coding ability, speed, or pricing.
How does GPT-6 Astra compare to Grok 4 for coding?
SWE-bench Verified data is not available for both models. Check the detailed comparison charts above for other coding-related metrics.
Is GPT-6 Astra cheaper than Grok 4?
Yes, Grok 4 is cheaper. GPT-6 Astra costs $10.0/1M input and $50.0/1M output tokens. Grok 4 costs $3.0/1M input and $15.0/1M output tokens.
Which is faster, GPT-6 Astra or Grok 4?
Output speed data is not available for both models. Check the speed section of the comparison above for available performance data.
What benchmarks does the GPT-6 Astra vs Grok 4 comparison cover?
This comparison covers 4 benchmarks including GPQA Diamond, Input Cost, Output Cost, Context Length. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.