Gemini 4 Argon vs GPT-6 Astra

Price, context window & benchmark comparison

Google

Gemini 4 Argon

Google
$2.00 / $10.00
Input / Output · per 1M tokens
VS
OpenAI

GPT-6 Astra

OpenAI
$10.00 / $50.00
Input / Output · per 1M tokens
Compare different models
Google
OpenAI
Verdict: Gemini 4 Argon is 5.0× cheaper than GPT-6 Astra on a typical 3:1 input/output mix. GPT-6 Astra scores higher on the Artificial Analysis Intelligence Index (56.9 vs 50.4). GPT-6 Astra has the larger context window (1.1M vs 1M).
Gemini 4 ArgonGPT-6 Astra
Input price / 1M$2.00$10.00
Output price / 1M$10.00$50.00
Blended price (3:1)$4.00$20.00
Cached input / 1M$0.10$1.00
Context window1M1.1M
Max output944K128K
Intelligence index50.456.9
Coding index—76.9
Providers67
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-10-132026-09-04
Retirement——

Cost calculator

FAQ

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

Gemini 4 Argon is 5.0× cheaper than GPT-6 Astra on a typical 3:1 input/output mix.

Gemini 4 Argon vs GPT-6 Astra: which has a bigger context window?

Gemini 4 Argon: 1,048,576 tokens. GPT-6 Astra: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini 4 Argon ≈ $9,000, GPT-6 Astra ≈ $45,000.

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