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Gemini 4 Argon vs GPT-6 Astra: price

Gemini 4 Argon is 5.0× cheaper than GPT-6 Astra for a typical chat (1,500 tokens in, 500 out).

ItemGemini 4 ArgonGPT-6 Astra
Input per 1M tokens$2.00$10.00
Output per 1M tokens$10.00$50.00
Cached input per 1M$0.10$1.00
1,000 chat messages1,500 tokens in, 500 out each$8.00$40.00
Summarize a 50-page PDF30,000 tokens in, 1,000 out$0.07$0.35
One coding-agent task60,000 tokens in, 4,000 out, no caching$0.16$0.80

Gemini 4 Argon: Introductory price through Nov 30, 2026; $4 in / $20 out (cache $0.20) from Dec 1, 2026. Context limit is shared between input and output.

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

List prices checked October 26, 2026. Price is half the story: see how people rate each one today.

Gemini 4 Argon vs GPT-6 Astra in numbers

Output, usually the bigger part of the bill, costs $10.00 on Gemini 4 Argon and $50.00 on GPT-6 Astra, so Gemini 4 Argon is 5.0× cheaper there. Input costs $2.00 versus $10.00 per million tokens. For a coding-agent task (60,000 tokens in, 4,000 out) that is $0.16 on Gemini 4 Argon and $0.80 on GPT-6 Astra. Gemini 4 Argon accepts 1.05M tokens of context and GPT-6 Astra 1.05M tokens. Gemini 4 Argon came out on October 13, 2026 and GPT-6 Astra on September 3, 2026.

Gemini 4 Argon is made by Google; GPT-6 Astra by OpenAI. Estimate your own bill for both in the cost calculator.

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Frequently asked questions

Is Gemini 4 Argon or GPT-6 Astra cheaper?

Gemini 4 Argon is 5.0× cheaper than GPT-6 Astra for a typical chat (1,500 tokens in, 500 out). Output, usually the bigger part of the bill, costs $10.00 on Gemini 4 Argon and $50.00 on GPT-6 Astra, so Gemini 4 Argon is 5.0× cheaper there.

Which is better, Gemini 4 Argon or GPT-6 Astra?

It depends on the task, and price is only part of it. Check how people rate each one today on the Gemini 4 Argon and GPT-6 Astra pages, and read what users report in Discussions.