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OpenAI: GPT-6.1 Terra

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openai/gpt-6.1-terra

GPT-6.1 Terra is OpenAI’s AI model, released Oct 26, 2026. It costs $1/M input and $5/M output tokens, and handles a 1.1M-token context window.

GPT-6.1 Terra is the mid-tier model in OpenAI's GPT-6.1 series, priced below GPT-6.1 Sol.

Context
1.1M
Input
$1 / 1M
Output
$5 / 1M
Released
Oct 26, 2026
Modalities
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Benchmarks

Scores on standardized evaluations. Higher is better — and rank shows where GPT-6.1 Terra lands among all models tracked on Model Beat.

No standardized benchmark scores from Epoch AI yet — common for very recent, image, or niche models. Scores appear here once published.

In the news

1

Changelog

1
  • GPT-6.1 Terra (OpenAI) added to the tracker: $1/$5 per 1M, 1.1M context.tracked · Oct 26, 2026

Compare GPT-6.1 Terra with

GPT-6.1 Terra vs Claude Opus 5.5GPT-6.1 Terra vs GPT-6 AstraGPT-6.1 Terra vs Gemini 3.7 FlashGPT-6.1 Terra vs Kimi K3GPT-6.1 Terra vs Grok 4.6

Frequently asked questions

What is GPT-6.1 Terra?

GPT-6.1 Terra is the mid-tier model in OpenAI's GPT-6.1 series, priced below GPT-6.1 Sol.

Who created GPT-6.1 Terra?

GPT-6.1 Terra is an AI model developed by OpenAI, part of the GPT family, released Oct 26, 2026.

How much does GPT-6.1 Terra cost?

GPT-6.1 Terra's list price from OpenAI is $1 per million input tokens and $5 per million output tokens.

What is GPT-6.1 Terra's context window?

GPT-6.1 Terra supports a context window of up to 1.1M tokens.

Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Oct 26, 2026.