發佈於 2026-08-16 · 赵予安
直接回答
OpenAI GPT-5.1 標價為每百萬 token 輸入 0.181，上下文 400,000。該精確 ID 的 CacheSafety 未公布。 這篇指南面向正在比較模型品質、成本、路由策略和生產上線風險的香港產品與平台團隊。
What shipped
OpenAI has a new catalog entry: GPT-5.1, public slug openai--gpt-5.1, priced at $0.181 per million input tokens and $1.447 per million output tokens. The model id is openai/gpt-5.1. The display name is "OpenAI: GPT-5.1". The provider is OpenAI. The catalog snapshot is dated August 16, 2026.
Pricing and context
Input price is $0.181 per 1M tokens. Output price is $1.447 per 1M tokens. Context window is 400000 tokens. Latency band is 1000-3000ms. Capabilities are streaming, tool, json, vision, and long. Related catalog entries are OpenAI: GPT-5, GPT 5 Codex, and OpenAI: GPT-5.1-Codex, each at the same listed prices.
Who this is for
The catalog lists use cases as vision, long-context, and agent. The model has vision and long capabilities. That places it for developers working with image inputs, long documents, or agent workflows.
Unverified
Release date is unpublished in this catalog snapshot. Independent third-party quality scores are unpublished in these notes. The bench table has no first-party CacheSafety row for this exact model. Safe Hit, Bad Hit, and trap rates are not available.