ChatPDF
Ask questions about your PDF documents and get answers.
Multi-Model AI Chat Platform that lets you switch between 30+ leading AI models instantly or run them side by side, including ChatGPT, Claude, Gemini, and more, all in one place.
Visit website ↗Updated: 8/12/2026
Chatbot App — Multi-Model AI Chat Platform that lets you switch between 30+ leading AI models instantly or run them side by side, including ChatGPT, Claude, Gemini, and more, all in one place.
Chatbot App прежде всего подходит пользователям, которым нужен единый чат с переключением между десятками ведущих AI-моделей.
Параллельный запуск одного запроса помогает сравнить ответы ChatGPT, Claude, Gemini и других систем.
Агрегатор добавляет собственный слой тарифов, лимитов и политики хранения данных.
| Service | Price | Rating | RU | Has API |
|---|---|---|---|---|
| ChatPDF | Freemium | ★★★★☆ 4.9 | ✓ | ✓ |
| YandexGPT | Paid | ★★★★☆ 4.8 | ✓ | ✓ |
| ChatGPT | Freemium | ★★★★☆ 4.8 | ✓ | ✓ |
| Claude | Freemium | ★★★★☆ 4.7 | ✓ | ✓ |
| Writesonic | Freemium | ★★★★☆ 4.7 | ✓ | ✓ |
| Google Gemini | Freemium | ★★★★☆ 4.5 | ✓ | ✓ |
Ask questions about your PDF documents and get answers.
Large language model from Yandex with strong Russian language support.
Powerful AI assistant from OpenAI for text generation, Q&A, code writing, and more.
AI assistant from Anthropic with a large context window. Great for working with documents and code.