GPT-6.1 Terra Pro vs Trinity Large Thinking

Price, context window & benchmark comparison

OpenAI

GPT-6.1 Terra Pro

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

Trinity Large Thinking

Arcee Ai
$0.25 / $0.80
Input / Output · per 1M tokens
Compare different models
OpenAI
Arcee Ai
Verdict: Trinity Large Thinking is 5.2× 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 262K).
GPT-6.1 Terra ProTrinity Large Thinking
Input price / 1M$1.00$0.25
Output price / 1M$5.00$0.80
Blended price (3:1)$2.00$0.39
Cached input / 1M$0.05$0.06
Context window1.1M262K
Max output128K80K
Intelligence index—10.8
Coding index—25.8
Providers6—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesYes
Tool callingYesYes
Released2026-10-262026-04-01
Retirement—2026-10-26

Cost calculator

FAQ

Which is cheaper, GPT-6.1 Terra Pro or Trinity Large Thinking?

Trinity Large Thinking is 5.2× cheaper than GPT-6.1 Terra Pro on a typical 3:1 input/output mix.

GPT-6.1 Terra Pro vs Trinity Large Thinking: which has a bigger context window?

GPT-6.1 Terra Pro: 1,050,000 tokens. Trinity Large Thinking: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GPT-6.1 Terra Pro ≈ $4,500, Trinity Large Thinking ≈ $900.00.

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