UseToolAI

Best Assistant AI Tools

8 hand-picked tools for assistant. Compare features, pricing, and real reviews.

ChatGPT logo

ChatGPT

Writing & Text
★★★★★

OpenAI's flagship AI assistant with 300M+ weekly users. Combines GPT-5.5, image generation, Deep Research, Codex coding agent, and voice mode in one platform.

Free
Claude logo

Claude

Writing & Text
★★★★★

Anthropic's AI assistant with industry-leading coding benchmarks, 1M token context window, and the most natural writing style. Best for complex reasoning and development.

Free
Continue logo

Continue

Code & Development
★★★★

Open-source AI code assistant for any IDE. Bring your own model, customize every behavior, and own your data — the self-hosted, self-configured alternative to Copilot and Cursor.

Free (open-source)
DeepSeek logo

DeepSeek

Writing & Text
★★★★★

The best free AI assistant in 2026. Open-source V4-Pro (1.6T params) went stable August 13, 2026 and rivals GPT-5.5 on coding and reasoning. MIT license, 1M context, entirely free chat, no subscription.

Free chat (no paid tier)
Gemini logo

Gemini

Writing & Text
★★★★

Google's multimodal AI with native integration across Google Workspace. Understands text, images, audio, and video — deeply embedded in the Google ecosystem.

Free
Kimi logo

Kimi

Writing & Text
★★★★

Moonshot AI's flagship assistant, now on K3 — the largest open-source model ever (2.8T params) and #1 on front-end coding arenas. Its own launch note admits it still trails Claude Fable 5 and GPT-5.6 Sol overall.

Free chat
Poe logo

Poe

Productivity
★★★★

Quora's multi-model AI platform. Access ChatGPT, Claude, Gemini, DeepSeek, and 100+ other models in one place. Create custom bots. The best way to compare models side by side.

Free
Sourcegraph Cody logo

Sourcegraph Cody

Code & Development
★★★★

AI coding assistant that understands your entire codebase. Unlike Copilot (current file context) or Cursor (open tabs), Cody indexes every repo — answering questions about architecture, finding usage, and generating context-aware code.

Enterprise only (~$59/user/mo, annual contract)