主要なLLMをひとつの画面で比較。
料金・コンテキスト長・機能・提供元の有無を、公式情報をもとに毎日更新します。
注目モデル
すべて表示 →GPT-5
OpenAI$1.25 in / $10.00 out · 400K context
- tools
- · json
- · reasoning
- · vision
GPT-5 Mini
OpenAI$0.250 in / $2.00 out · 400K context
- tools
- · json
- · reasoning
- · vision
GPT-5.1
OpenAI$1.25 in / $10.00 out · 400K context
- tools
- · json
- · reasoning
- · vision
Claude Sonnet 4.5 (latest)
Anthropic$3.00 in / $15.00 out · 200K context
- tools
- · reasoning
- · vision
Claude Opus 4.5 (latest)
Anthropic$5.00 in / $25.00 out · 200K context
- tools
- · reasoning
- · vision
Claude Haiku 4.5 (latest)
Anthropic$1.00 in / $5.00 out · 200K context
- tools
- · reasoning
- · vision
Gemini 2.5 Pro
Google$1.25 in / $10.00 out · 1.05M context
- tools
- · json
- · reasoning
- · vision
Gemini 2.5 Flash
Google$0.300 in / $2.50 out · 1.05M context
- tools
- · json
- · reasoning
- · vision
Grok 4
xAI$3.00 in / $15.00 out · 256K context
- tools
- · reasoning
- · vision
カテゴリから探す
最近のリリース
GPT-5.1
OpenAI$1.25 in / $10.00 out · 400K context
- tools
- · json
- · reasoning
- · vision
GPT-5.2
OpenAI$1.75 in / $14.00 out · 400K context
- tools
- · json
- · reasoning
- · vision
GPT-5.4
OpenAI$2.50 in / $15.00 out · 1.05M context
- tools
- · json
- · reasoning
- · vision
Claude Opus 4.7
Anthropic$5.00 in / $25.00 out · 1M context
- tools
- · reasoning
- · vision
Claude Sonnet 4.6
Anthropic$3.00 in / $15.00 out · 1M context
- tools
- · reasoning
- · vision
Gemini 3 Flash Preview
Google$0.500 in / $3.00 out · 1.05M context
- tools
- · json
- · reasoning
- · vision
安いテキストLLM
すべて表示 →- $0.003 / Unknown
- $0.002 / $0.002
- $0.009 / Unknown
- $0.009 / Unknown
- $0.010 / Unknown
長いコンテキスト
すべて表示 →- 10M
- 3.50M
- 3.50M
- 2M
- 2M
最近の変更
すべて表示 →Learn the basics
すべて表示 →What is a Context Window in LLMs?
Plain-language explanation of context windows, tokens, and how to plan long inputs in real applications.
Input vs Output Token Pricing in LLMs
Why output tokens cost more than input tokens, and how to estimate monthly LLM API costs realistically.
What is Tool Calling in LLMs?
How tool calling / function calling works, when to use it, and which models support it best.
What is Structured Output / JSON Mode?
How structured output works, when to choose it over tool calling, and which models enforce JSON correctly.
Open Weight vs Open Source AI Models
The difference between open-weight, open-source and proprietary AI models — and what each license actually allows.
How to Choose an LLM for Your App
A practical, field-tested checklist for picking an LLM — covering quality, cost, latency, lock-in, regions, compliance and licensing.
Top vendors
価格はUSD／100万トークン。「不明」はトークン単価が公開されていない場合です。