Field note 09
Why an AI Friend Should Have a Life of Their Own
A companion with interests, routines, and stories can bring something back to the thread. The key is a consistent fictional life without pretending to be human.
Topic 04 / 07 notes
Inside Warmth
The product choices, principles, and original thinking behind Mia and the kind of friendship we are building.
Start with the pillar
The useful place to begin.
Field note 45
Why Warmth Makes Mia an Adult AI Companion
Mia is an adult AI companion because persistent memory, proactive messages, relational cues, privacy, safety, and subscriptions require adult-oriented design.
Field note 59
Why We Built Mia for iMessage Instead of Another App
Warmth explains why Mia lives in Messages: lower friction, one continuing thread, ordinary media, proactive contact, and the real privacy tradeoffs.
Field note 60
Companionship, Not Compliance: Why Mia Will Tell You No
Warmth explains why a useful AI friend should disagree sometimes, separating taste, decision friction, factual correction, safety refusal, and empty contrarianism.
Field note 61
How We Design an AI Check-In That Is Worth Sending
Warmth shares a six-part framework for useful AI check-ins: context, timing, new value, cadence, control, and graceful silence, with synthetic examples.
Field note 66
The Anatomy of a Mia AI Friend Conversation
Explore an annotated, fully synthetic Mia conversation showing an opener, memory callback, disagreement, fictional-life disclosure, correction, quiet, and return.
Field note 69
How Warmth Researches and Creates Its Field Notes
Our editorial policy explains how Warmth selects topics, uses AI-assisted drafting, checks product claims and sources, handles comparisons, and corrects mistakes.
Warmth / Mia