AI agents move into WhatsApp and iMessage, no separate app required

Instead of downloading another app, a growing number of agents now sit inside your regular chat: send a message and they remember context, hook into existing services, and execute tasks — from scheduling meetings and planning trips to cancelling subscriptions and ordering groceries.

Instinct: valuation quadrupled in six months

Instinct is the hot name right now, largely because of the money. After a first round of $350 million at a $2.5 billion valuation, the company raised another $1 billion in September at $10 billion. The agent works in text and voice, connects to Gmail, Google Workspace, Calendar and more, and in September the company began issuing dedicated email addresses for each agent so it can open and manage accounts on the user's behalf. Early users are already employing it for trip planning, grocery shopping, ticket booking and subscription cancellations.

Caddy: turns scattered information into calendar actions

Caddy lives in iMessage on iPhone and RCS on Android, with no separate app. It scans emails and conversations, spots items that need action — a meeting to add to the calendar, a shopping list from a friend — and carries them out: adds events, sets reminders, tracks follow-ups and even does research. The public beta has been running since April 2026.

Fambot: family chief of staff with an automatic nightly summary

Fambot targets families: school communications, activities, meal planning, calendars. It works both in-app and over SMS, and sends an automatic summary each evening of tomorrow's events, tasks and details like school uniforms or gear to pack. Parents reply to the message to ask, check or change anything. It currently connects to Gmail and Google Calendar, with Outlook and Apple Calendar on the way. Launched in beta in early September, it raised a $3.5 million pre-seed round, is free during beta, and plans to charge roughly a Netflix-tier subscription later.

Folk: private cloud and code execution, not just chat

Folk is reachable on iMessage, WhatsApp and Telegram. The technical difference: it runs on its own private cloud, can execute code and handle multi-step tasks, not just converse. It remembers personal context, manages reminders, researches topics, tracks flights, handles email and makes restaurant reservations. Beta since May 2026, free with a pro tier at $8.33 a month for unlimited background tasks.

What's missing: benchmarks, full availability and a clear business model

None of the players has published comparative performance metrics, and most remain in closed or limited beta. Business models for all but Folk have yet to be fully disclosed. The big question is whether users will adopt a chat-first agent by default, or stick with dedicated apps that give more explicit control.