prices synced 2026-10-27

GPT-6.1 Terra Pro (batch)

OpenAI · Multimodal · Released Oct 2026

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GPT-6.1 Terra Pro is the same underlying model as [GPT-6.1 Terra](https://openrouter.ai/openai/gpt-6.1-terra), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. **Cost note:** pro mode spends far more...

Input / 1M

$0.5

Output / 1M

$2.50

Cached input / 1M

$0.025

Context window

1.05M

Also billed

Cache write
$0.625 / 1M

Price history

Price per 1M tokens over timeOutput $2.50; Input $0.5 as of Oct 2026.$0$1.00$2.00Output on 27 Oct 2026: $2.50Out $2.50Input on 27 Oct 2026: $0.5In $0.5Oct 2026

Snapshots

Effective Input Output Cached in Note Source
27 Oct 2026 $0.5 $2.50 $0.025 Imported from OpenRouter openrouter.ai

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