Best for: Power users who want long-context research and agent workflows
Price: Freemium · from $19/month
Free: Limited free tier
Platforms: Web, iOS, Android
Made by: Moonshot AI, China · since 2023
App store ratings: iOS 4.7★ (5.3K)

What it is

Kimi is Moonshot AI's chatbot, now running the Kimi K3 model released in July 2026, which Moonshot describes as the largest open-weight model with a 1-million-token context window. The app adds deep research, slide generation, document handling, plugins, scheduled tasks and agent swarms.

Latest: Moonshot released the Kimi K3 open-weight model in July 2026.

What the AI does

K3 model with a 1M-token context window
Agent swarms of up to 300 sub-agents
Deep research
Slide generation
Document processing
Plugins and scheduled tasks

Pros and cons

Independent benchmarks put K3 near the frontier leaders
Very long 1M-token context
Rich agent tools: swarms, research and slides
Well rated on the App Store (4.7)

Free tier is heavily limited, per reviewers
Paid plans start higher than some rivals
Reviewers report geo-blocking in some countries

How it scores

Answer quality8.5

Ease of use7.5

Features9.5

Value for money7

Platforms7

Third-party evaluations rank K3 near the top; value is held back by a limited free tier.

Feature checklist · 9 of 9

Live web search for current answers (yes)
Deep research reports (yes)
Voice conversation (yes)
Understands photos and files you upload (yes)
Generates images (yes)
Remembers you across chats (yes)
Connects to your email, calendar or other apps (yes)
Agent that carries out multi-step tasks (yes)
Creates documents, code or slides you can edit (yes)

How we score apps →

Alternatives

See all Kimi alternatives, ranked →

Gemini 9.3/10People who live in Google's apps and Android
ChatGPT 9.2/10Most people who want one versatile, easy AI assistant
Claude 8.9/10Writing, coding and careful analysis of long documents
Meta AI 8.6/10People who already use WhatsApp, Instagram or Meta glasses and want a free assistant built in