---
id: "openai/gpt-6.1-terra"
also: ["openai/gpt-6.1-terra-20261026", "requesty/openai/gpt-6.1-terra", "vercel/openai/gpt-6.1-terra"]
card_usd_per_m: "1.0 in, 5.0 out, at openai"
cheapest_list_usd_per_m: "0.5 in, 2.5 out, at openai/flex on openrouter"
cheapest_effective_usd_per_m: "0.0586 in, 2.5264 out, at openai/flex on openrouter"
context: 1050000
max_output: 128000
input: ["file", "image", "text"]
output: ["text"]
released: "2026-10-26"
reasoning: ["max", "xhigh", "high", "medium", "low", "none"]
api: ["/api/v1/chat/completions", "/api/v1/completions", "/api/v1/messages", "/api/v1/responses"]
params: ["include_reasoning", "max_completion_tokens", "max_tokens", "reasoning", "reasoning_effort", "response_format", "seed", "stop", "structured_outputs", "temperature", "tool_choice", "tools", "verbosity"]
endpoints: 17
gateways: "openrouter (7), requesty (7), vercel (3)"
no_training: 17
trains: 0
retains_prompts: 6
intelligence: 51.3000
---
# OpenAI: GPT-6.1 Terra

GPT-6.1 Terra, a fast, efficient model that combines detailed visual reasoning and precise computer use alongside clearer, more natural writing. A significant step up from GPT‑5.6 Terra, it excels at the communication and computer-based tasks that fill the workday, from drafting proposals and interpreting technical drawings to filling out forms and editing videos.