GPT-6.1 Terra vs GPT Chat Latest

Price, context window & benchmark comparison

OpenAI

GPT-6.1 Terra

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

GPT Chat Latest

OpenAI
$5.00 / $30.00
Input / Output · per 1M tokens
Compare different models
OpenAI
OpenAI
Verdict: GPT-6.1 Terra is 5.6× cheaper than GPT Chat Latest on a typical 3:1 input/output mix. GPT-6.1 Terra has the larger context window (1.1M vs 400K).
GPT-6.1 TerraGPT Chat Latest
Input price / 1M$1.00$5.00
Output price / 1M$5.00$30.00
Blended price (3:1)$2.00$11.25
Cached input / 1M$0.05$0.50
Context window1.1M400K
Max output128K128K
Intelligence index51.3—
Coding index——
Providers7—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesNo
Tool callingYesYes
Released2026-10-262026-05-05
Retirement——

Cost calculator

FAQ

Which is cheaper, GPT-6.1 Terra or GPT Chat Latest?

GPT-6.1 Terra is 5.6× cheaper than GPT Chat Latest on a typical 3:1 input/output mix.

GPT-6.1 Terra vs GPT Chat Latest: which has a bigger context window?

GPT-6.1 Terra: 1,050,000 tokens. GPT Chat Latest: 400,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GPT-6.1 Terra ≈ $4,500, GPT Chat Latest ≈ $25,000.

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