Gemma 4 31B vs GPT-6.1 Terra

Price, context window & benchmark comparison

Google

Gemma 4 31B

Google
$0.20 / $0.40
Input / Output · per 1M tokens
VS
OpenAI

GPT-6.1 Terra

OpenAI
$1.00 / $5.00
Input / Output · per 1M tokens
Compare different models
Google
OpenAI
Verdict: Gemma 4 31B is 8.0× cheaper than GPT-6.1 Terra on a typical 3:1 input/output mix. GPT-6.1 Terra scores higher on the Artificial Analysis Intelligence Index (51.3 vs 4.4). GPT-6.1 Terra has the larger context window (1.1M vs 262K).
Gemma 4 31BGPT-6.1 Terra
Input price / 1M$0.20$1.00
Output price / 1M$0.40$5.00
Blended price (3:1)$0.25$2.00
Cached input / 1M—$0.05
Context window262K1.1M
Max output16K128K
Intelligence index4.451.3
Coding index43.4—
Providers—7
Best provider uptime (30m)—100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-04-022026-10-26
Retirement——

Cost calculator

FAQ

Which is cheaper, Gemma 4 31B or GPT-6.1 Terra?

Gemma 4 31B is 8.0× cheaper than GPT-6.1 Terra on a typical 3:1 input/output mix.

Gemma 4 31B vs GPT-6.1 Terra: which has a bigger context window?

Gemma 4 31B: 262,144 tokens. GPT-6.1 Terra: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemma 4 31B ≈ $600.00, GPT-6.1 Terra ≈ $4,500.

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