Gemini 4 Argon vs GPT-5.2-Codex

Price, context window & benchmark comparison

Google

Gemini 4 Argon

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

GPT-5.2-Codex

OpenAI
$1.75 / $14.00
Input / Output · per 1M tokens
Compare different models
Google
OpenAI
Verdict: Gemini 4 Argon is 17% cheaper than GPT-5.2-Codex on a typical 3:1 input/output mix. Gemini 4 Argon has the larger context window (1M vs 400K).
Gemini 4 ArgonGPT-5.2-Codex
Input price / 1M$2.00$1.75
Output price / 1M$10.00$14.00
Blended price (3:1)$4.00$4.81
Cached input / 1M$0.10$0.17
Context window1M400K
Max output944K128K
Intelligence index50.4—
Coding index——
Providers6—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-10-132026-01-14
Retirement——

Cost calculator

FAQ

Which is cheaper, Gemini 4 Argon or GPT-5.2-Codex?

Gemini 4 Argon is 17% cheaper than GPT-5.2-Codex on a typical 3:1 input/output mix.

Gemini 4 Argon vs GPT-5.2-Codex: which has a bigger context window?

Gemini 4 Argon: 1,048,576 tokens. GPT-5.2-Codex: 400,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini 4 Argon ≈ $9,000, GPT-5.2-Codex ≈ $10,500.

More comparisons