Gemma 3 4B vs GPT-6.1 Terra Pro

Price, context window & benchmark comparison

Google

Gemma 3 4B

Google
$0.05 / $0.10
Input / Output · per 1M tokens
VS
OpenAI

GPT-6.1 Terra Pro

OpenAI
$1.00 / $5.00
Input / Output · per 1M tokens
Compare different models
Google
OpenAI
Verdict: Gemma 3 4B is 32.0× cheaper than GPT-6.1 Terra Pro on a typical 3:1 input/output mix. GPT-6.1 Terra Pro has the larger context window (1.1M vs 131K).
Gemma 3 4BGPT-6.1 Terra Pro
Input price / 1M$0.05$1.00
Output price / 1M$0.10$5.00
Blended price (3:1)$0.0625$2.00
Cached input / 1M—$0.05
Context window131K1.1M
Max output16K128K
Intelligence index——
Coding index2.7—
Providers—6
Best provider uptime (30m)—100.0%
Vision inputYesYes
ReasoningNoYes
Tool callingNoYes
Released2025-03-132026-10-26
Retirement——

Cost calculator

FAQ

Which is cheaper, Gemma 3 4B or GPT-6.1 Terra Pro?

Gemma 3 4B is 32.0× cheaper than GPT-6.1 Terra Pro on a typical 3:1 input/output mix.

Gemma 3 4B vs GPT-6.1 Terra Pro: which has a bigger context window?

Gemma 3 4B: 131,072 tokens. GPT-6.1 Terra Pro: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemma 3 4B ≈ $150.00, GPT-6.1 Terra Pro ≈ $4,500.

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