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GPT-6 Astra vs Grok 4.7: price

Grok 4.7 is 6.7× cheaper than GPT-6 Astra for a typical chat workload (1,500 tokens in, 500 out).

ItemGPT-6 AstraGrok 4.7
Input per 1M tokens$10.00$2.00
Output per 1M tokens$50.00$6.00
Cached input per 1M$1.00–
1,000 chat messages1,500 tokens in, 500 out each$40.00$6.00
Summarize a 50-page PDF30,000 tokens in, 1,000 out$0.35$0.066
One coding-agent task60,000 tokens in, 4,000 out, no caching$0.80$0.144

GPT-6 Astra: Prompts over 272K tokens: 2x input, 1.5x output.

List prices checked September 28, 2026. Price is half the story: see how people rate each one today.

GPT-6 Astra vs Grok 4.7 in numbers

Output, usually the bigger part of the bill, costs $50.00 on GPT-6 Astra and $6.00 on Grok 4.7, so Grok 4.7 is 8.3× cheaper there. Input costs $10.00 versus $2.00 per million tokens. For a coding-agent task (60,000 tokens in, 4,000 out) that is $0.80 on GPT-6 Astra and $0.144 on Grok 4.7. GPT-6 Astra accepts 1.05M tokens of context and Grok 4.7 500K tokens. GPT-6 Astra came out on September 3, 2026 and Grok 4.7 on September 21, 2026.

GPT-6 Astra is made by OpenAI; Grok 4.7 by xAI. Estimate your own bill for both in the cost calculator.

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Frequently asked questions

Is GPT-6 Astra or Grok 4.7 cheaper?

Grok 4.7 is 6.7× cheaper than GPT-6 Astra for a typical chat workload (1,500 tokens in, 500 out). Output, usually the bigger part of the bill, costs $50.00 on GPT-6 Astra and $6.00 on Grok 4.7, so Grok 4.7 is 8.3× cheaper there.

Which is better, GPT-6 Astra or Grok 4.7?

It depends on the task, and price is only part of it. Check how people rate each one today on the GPT-6 Astra and Grok 4.7 pages, and read what users report in Discussions.