
Talk to an AI who understands you.
Missiv lets you create deeply personal AI companions — for support, reflection, or just someone to talk to.
How It Works
Create Your Missiv
Describe your AI companion and customize their personality.
Start Chatting
Message your Missiv via web chat or SMS.
Your Missiv Learns
The more you interact, the better your Missiv will get to know you.
Why Choose Missiv?
Custom AI Personalities
Tailor your Missiv’s personality and purpose. Whether it’s a supportive friend, a simulated loved one, or a practice partner for difficult conversations, you define who they are.

Secure & Private
Your conversations stay confidential and encrypted. We prioritize user privacy so you can freely express yourself without worry.

Your Missiv Learns
The more you chat, the more intuitive your Missiv becomes. Over time, it adapts to your communication style and understands your preferences better.

Frequently Asked Questions
Simply sign up and start by describing your Missiv’s personality.
Yes, the more you interact, the better your Missiv will get to know you.
All conversations are encrypted and confidential.
Missiv allows you to fully customize your AI companion’s personality, memory, and purpose, making interactions feel more natural and personal.
Yes! A free account lets you create one Missiv, while a subscribed account lets you create up to five.
Yes! Subscribed users can message one of their Missivs via SMS, in addition to web chat.
The more you interact with your Missiv, the better it gets to know you. Your conversations help it refine its responses over time.
There are no limits on web chat! SMS interactions may have limits based on your subscription plan.
Yes, you can reset or delete your Missiv at any time via your account settings.
Missivs can assist with therapeutic conversations, act as a supportive friend, simulate interactions with loved ones, or help you prepare for difficult conversations.
Coming Soon
Get the App
Coming Soon
Our mobile apps for iOS and Android are on the way. Stay tuned!

