ChatGPT (OpenAI)

OpenAI's conversational AI — a flagship service widely used for writing, coding, and analysis.

汎用アシスタント価格: Free · Plus $20/mo

ChatGPT (OpenAI)

OpenAI's conversational AI supports a wide range of tasks — writing, coding, data analysis, and research — through natural conversation. Custom GPTs and web search integration also enable up-to-date lookups.

主な使い方

Drafting emails and reports
Writing and debugging code snippets
Summarizing and analyzing data

強み

The most widely used general-purpose conversational AI
Custom GPTs and plugin ecosystem
Voice conversation and image understanding

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Anthropic's conversational AI, strong at long-document understanding, coding, and writing.

Gemini (Google)

Google's multimodal AI, useful for Search/Workspace integration and image/document tasks.

Grok (xAI)

xAI's conversational AI, specialized in X (Twitter) integration and real-time answers.

表示価格は2026-07時点の公開料金であり、変更される場合があります。正確な最新料金・プランは各サービスの公式ページでご確認ください。