GPT-5.1 Codex

gpt-5.1-codex

OpenAIの専門コードモデル — 20万トークンのコンテキストを備え、大規模なコードベース作業を行う開発者向けに構築。

コードDéveloppement特化型

技術仕様

API識別子	`gpt-5.1-codex`
プラン	Pro
最大コンテキスト	200 000 tokens
ビジョン（画像）	いいえ
ネイティブWebアクセス	いいえ
画像生成	いいえ
入力コスト	$4.00 / M tokens
出力コスト	$16.00 / M tokens

概要

GPT-5.1 Codex is OpenAI's specialized code model, built from the ground up for software development tasks. With a 200K token context window, it can handle large codebases, complex refactoring tasks, and multi-file projects with ease. As part of OpenAI's Codex family, it brings deep code understanding and generation capabilities exclusively to the Pro plan on Mingo.

強み

Code Specialization200K ContextLarge CodebaseMulti-file Projects

理想的な使用例

Large Codebase Refactoring

Refactor and modernize large codebases with 200K tokens of context for full visibility.

Multi-file Development

Develop complex features spanning multiple files and modules within a single context.

Code Migration

Migrate codebases between languages, frameworks, or major versions with deep understanding.

Security Review

Identify security vulnerabilities across large codebases within a single comprehensive review.

料金

入力トークン

$4.00

100万トークンあたり

出力トークン

$16.00

100万トークンあたり

よくある質問

Is GPT-5.1 Codex available on the Basic plan?

No, GPT-5.1 Codex is exclusively available on the Pro plan on Mingo.

What is the difference between GPT-5.1 Codex and GPT-5.2 Codex?

GPT-5.2 Codex is the superior version with better performance. GPT-5.1 Codex offers a good performance-to-price ratio for code tasks.

Does GPT-5.1 Codex support vision?

No, GPT-5.1 Codex is a text-only model specialized in code, without vision capabilities.

Use GPT-5.1 Codex with Mingo Pro

Mingo routes your most complex code tasks to GPT-5.1 Codex on the Pro plan for precise development assistance.

Discover Mingo Pro