GPT-6.1 Terra vs Nex-N2.6

Price, context window & benchmark comparison

OpenAI

GPT-6.1 Terra

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

Nex-N2.6

Nex Agi
$0.12 / $0.40
Input / Output · per 1M tokens
Compare different models
OpenAI
Nex Agi
Verdict: Nex-N2.6 is 10.5× 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 262K).
GPT-6.1 TerraNex-N2.6
Input price / 1M$1.00$0.12
Output price / 1M$5.00$0.40
Blended price (3:1)$2.00$0.19
Cached input / 1M$0.05$0.024
Context window1.1M262K
Max output128K236K
Intelligence index51.3—
Coding index——
Providers7—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-10-262026-11-10
Retirement——

Cost calculator

FAQ

Which is cheaper, GPT-6.1 Terra or Nex-N2.6?

Nex-N2.6 is 10.5× cheaper than GPT-6.1 Terra on a typical 3:1 input/output mix.

GPT-6.1 Terra vs Nex-N2.6: which has a bigger context window?

GPT-6.1 Terra: 1,050,000 tokens. Nex-N2.6: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GPT-6.1 Terra ≈ $4,500, Nex-N2.6 ≈ $440.00.

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