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Technical reference for the Handlet platform

Handlet Technical Reference

A public-safe technical overview of the Handlet platform, architecture, and integration boundaries.

AI Transparency

How Handlet uses AI for tone inference, what it does not infer, and how user control works.

How Tone Inference Works

What Handlet analyses during onboarding, what is excluded, and how you stay in control.

Keeping your Handlet account secure

What to do if a sign-in looks wrong, and how we show recent access.

Account Access Overview

How Handlet handles sign-in, workspace access, and authenticated routes.

Pro auto-send overview

What enabling conditional auto-send means for Handlet Pro workspaces.

Auto-send governance

Rules governing Pro-tier conditional auto-send in Handlet.

Database

How Handlet uses Supabase Postgres for tenant-scoped product data.

Human intervention and contesting automated replies

How end-customers can request human review when a business uses Handlet auto-send.

Choosing what to automate

How to enable per-intent auto-send safely on Handlet Pro.

Conditional autonomy policy

Policy governing when Handlet may execute automated sends.

Features

Technical map of Handlet product capabilities.

Handlet vs always-on automation

How Handlet conditional auto-send differs from always-on AI messaging products.

Reviewing AI drafts

Approve, edit, and give feedback on AI-generated inbox drafts before auto-send.

Calibration and confidence bar

How Stage 2 training progress works before per-intent auto-send unlocks on Handlet Pro.

Billing & Payments

How Handlet treats pricing, subscriptions, and commercial controls.

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AI Assistance: Handlet uses AI for intent recognition and, where enabled, drafts, summaries, quote support, social content and call assistance. AI output can be wrong and should be checked before use. Learn More