GPT-6.1 Terra vs GPT Audio Mini

Price, context window & benchmark comparison

OpenAI

GPT-6.1 Terra

OpenAI
$1.00 / $5.00
Input / Output · per 1M tokens
VS
OpenAI

GPT Audio Mini

OpenAI
$0.60 / $2.40
Input / Output · per 1M tokens
Compare different models
OpenAI
OpenAI
Verdict: GPT Audio Mini is 48% cheaper than GPT-6.1 Terra on a typical 3:1 input/output mix. GPT-6.1 Terra has the larger context window (1.1M vs 128K).
GPT-6.1 TerraGPT Audio Mini
Input price / 1M$1.00$0.60
Output price / 1M$5.00$2.40
Blended price (3:1)$2.00$1.05
Cached input / 1M$0.05—
Context window1.1M128K
Max output128K16K
Intelligence index51.3—
Coding index——
Providers7—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesNo
Tool callingYesYes
Released2026-10-262026-01-19
Retirement——

Cost calculator

FAQ

Which is cheaper, GPT-6.1 Terra or GPT Audio Mini?

GPT Audio Mini is 48% cheaper than GPT-6.1 Terra on a typical 3:1 input/output mix.

GPT-6.1 Terra vs GPT Audio Mini: which has a bigger context window?

GPT-6.1 Terra: 1,050,000 tokens. GPT Audio Mini: 128,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GPT-6.1 Terra ≈ $4,500, GPT Audio Mini ≈ $2,400.

More comparisons