GPT-6.1 Terra vs o3 Mini High

Price, context window & benchmark comparison

OpenAI

GPT-6.1 Terra

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

o3 Mini High

OpenAI
$1.10 / $4.40
Input / Output · per 1M tokens
Compare different models
OpenAI
OpenAI
Verdict: o3 Mini High is 4% 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 200K).
GPT-6.1 Terrao3 Mini High
Input price / 1M$1.00$1.10
Output price / 1M$5.00$4.40
Blended price (3:1)$2.00$1.93
Cached input / 1M$0.05$0.55
Context window1.1M200K
Max output128K100K
Intelligence index51.3—
Coding index—16.3
Providers7—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesYes
Tool callingYesYes
Released2026-10-262025-02-12
Retirement——

Cost calculator

FAQ

Which is cheaper, GPT-6.1 Terra or o3 Mini High?

o3 Mini High is 4% cheaper than GPT-6.1 Terra on a typical 3:1 input/output mix.

GPT-6.1 Terra vs o3 Mini High: which has a bigger context window?

GPT-6.1 Terra: 1,050,000 tokens. o3 Mini High: 200,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GPT-6.1 Terra ≈ $4,500, o3 Mini High ≈ $4,400.

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