Best AI Chatbots & Assistants in 2026 (Tested & Compared) | DevMixa

AI assistants, chatbots and agents for work.

17 tools listed · Updated October 2026

ChatGPT
AI Tool · SaaS / Web App · Mobile App · API

General-purpose AI assistant for writing, coding, research and analysis

4.6 Freemium · from $20
Google Gemini
AI Tool · SaaS / Web App · Mobile App · Desktop Software · API

Google's AI assistant for chat, research, images and video, built into Workspace

4.4 Freemium · from ₹399
Perplexity
AI Tool · SaaS / Web App · Mobile App · API

AI answer engine that cites its sources

4.4 Freemium · from $20
Claude
SaaS / Web App · AI Tool · API · Mobile App · Desktop Software

Anthropic's AI assistant for writing, analysis and agentic coding

4.3 Freemium · from $20
Microsoft Copilot
AI Tool · SaaS / Web App · Mobile App · Desktop Software

Microsoft's AI assistant for chat, Windows and the Microsoft 365 apps

4.1 Freemium · from ₹689
DeepSeek
AI Tool · SaaS / Web App · API · Mobile App

Free Chinese AI chatbot with a very cheap API and open-weight models you can self-host

4.0 Pay as you go
Le Chat by Mistral
AI Tool · SaaS / Web App · Mobile App

Mistral's fast European AI assistant, now called Vibe, with Pro at $14.99 a month

4.0 Freemium · from $14.99
Microsoft 365 Copilot
AI Tool · SaaS / Web App

Copilot inside Word, Excel, Outlook and Teams, grounded in your company's own files

4.0 Paid · from ₹1,745
Kimi AI
AI Tool · SaaS / Web App · API · Mobile App

Moonshot's long-context chatbot and agent suite, now on the open-weight K3 model

3.9 Freemium · from $19
Meta AI
AI Tool · SaaS / Web App · Mobile App

Free AI assistant built into WhatsApp, Instagram, Messenger, Facebook and Ray-Ban Meta

3.9 Freemium · from $7.99
Poe
AI Tool · SaaS / Web App · Mobile App · Desktop Software · API

Quora's chat app that puts Claude, GPT, Gemini and community bots on one points plan

3.9 Freemium · from $4.99
Qwen Chat
AI Tool · SaaS / Web App · Mobile App · API

Alibaba's free AI chat app, now called Qwen Studio, with image and research tools

3.9 Free
Grok
AI Tool · SaaS / Web App · Mobile App · API

xAI's chatbot with live X data, image and video generation, and a cheap frontier API

3.8 Freemium · from $8
You.com
AI Tool · SaaS / Web App · API · Mobile App

Cited AI search and chat with 20+ models, research agents and a per-call search API

3.7 Freemium · from $19.99
Character.AI
AI Tool · SaaS / Web App · Mobile App

Chat and roleplay with millions of AI characters, or build your own

3.6 Freemium · from $4.99
HuggingChat
AI Tool · SaaS / Web App

Open-source chat app for over 100 open-weight models, billed through HF credits

3.6 Pay as you go · from $9
Pi AI
AI Tool · SaaS / Web App · Mobile App

Free, voice-first personal AI from Inflection, built for listening rather than output

3.6 Free

How we rank ai chatbots & assistants

Tools we have tested hands-on are ranked first, by our overall score (ease of use, features, value and support). Listed tools that we have not tested yet show no score. Pricing on every review is checked against the official pricing page, with the date shown. Sponsored placements are labelled and never change a score.

Best AI Chatbots & Assistants in 2026 (Tested & Compared) | DevMixa

ChatGPT

Google Gemini

Perplexity

Claude

Microsoft Copilot

DeepSeek

Le Chat by Mistral

Microsoft 365 Copilot

Kimi AI

Meta AI

Poe

Qwen Chat

Grok

You.com

Character.AI

HuggingChat

Pi AI

How we rank ai chatbots & assistants

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