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Monica

Name: Monica
Brand: Butterfly Effect Pte. Ltd.
Availability: InStock

by Butterfly Effect Pte. Ltd. · Singapore

All-in-one AI assistant for browser, desktop and mobile — GPT, Claude and Gemini plus agent, image and video tools.

Category Chat & Search

Founded 2022

Lowest plan Free

Top plan $99.9/mo

Visit Monica ↗ Updated November 1, 2026

§ Pricing

All plans, in full.

Free

40 basic-model queries/day (Claude Haiku 5.5, Gemini 3.5 Flash-Lite, GPT-6 Luna)
Limited trials of ChatPDF, AI Agent and image/video generation
3 login devices

Pro

$9.9 /mo

Pro plan · $8.3/mo billed annually ($99/yr)

5,000 basic + 200 advanced model queries/month
Advanced models: GPT-6.1 Sol, Claude Sonnet 5.5, Gemini 4 Argon
1,500 Advanced Credits/month for agent, image, video and ChatPDF

Max

$24.9 /mo

Max plan · $16.6/mo billed annually ($199/yr; page labels it a "Flash Sale" against $299/yr, i.e. 12 × the monthly price)

Unlimited basic and advanced queries (fair use: 1,600 advanced / 12,000 basic per month, then 100/day)
4,500 Advanced Credits/month
5 login devices

Ultra

$99.9 /mo

Ultra plan · $82.9/mo billed annually ($995/yr)

Same unlimited model access as Max
20,000 Advanced Credits/month for heavy agent use
10 login devices

The honest take

All-in-one AI assistant for browser, desktop and mobile — GPT, Claude and Gemini plus agent, image and video tools.

Best for: Users who want several frontier chat models plus summarizing, translation and writing help inside every web page for one low price

Where it falls short: "Unlimited" Max/Ultra queries drop to 100/day after the monthly fair-use quota; agent, image and video tasks burn separate Advanced Credits

What you actually get

Multi-model chat
Browser extension
AI agent
Credit-based extras

Pricing history

2023

Monica launches as a ChatGPT-powered browser extension for writing, translation and summaries

Jan 2026

New fair-use rules take effect: Advanced Credits set at 1,500 (Pro), 4,500 (Max) and 20,000 (Ultra) per month

Should you pay for it?

The free tier of Monica is good enough for casual use. Pay $9.90/mo only when you start hitting daily caps or need access to the better models.