OpenAI
GPT-6.1 Terra
OpenAI's fast, efficient GPT-6.1 model for visual reasoning, precise computer use, and clear, natural writing
Context Length1,050,000 tokens
Max Output128K tokens
Max Input922K tokens
Pricing & Specs
๐ฐ Pricing
Base prices use the provider's original currency (USD or CNY); usage is billed in CNY.
โ๏ธ Specs
Context Length1,050,000 tokens
Max Output128K tokens
Max Input922K tokens
MultimodalText and image input; text output
Reasoning Effortnone, low, medium (default), high, xhigh, max
Tool CallingUse Responses API for tool calling; Chat Completions does not support tool calls
Fast Mode2x the applicable token rates, including long-context pricing
Release DateOctober 26, 2026
Knowledge CutoffJune 1, 2026
How to Call
Official references (verified October 27, 2026): GPT-6.1 Terra ยท OpenAI Pricing.