How it works

True Fit translates real purchase-and-return outcomes into decision-grade fit guidance that adapts to each shopper, explains recommendations in plain language, and supports the full range of fit-related questions that shape confidence. Outcomes are the ground truth — everything else is an input.

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Predict size and fit

True Fit has the world’s largest Fashion dataset—because when it comes to solving fit, size matters.

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True Fit resolves fit uncertainty across size, feel, and style intent — helping agents address the questions and doubts that prevent a confident purchase with decision-grade fit guidance.

Confident Yes

Shoppers do not need more options.
They need a confident yes.

Trust as Differentiator

Trust is the differentiator in agent-led commerce. Fit is where trust is tested.

Measurable ROI

A fit-first experience is the fastest path to measurable ROI: conversion up, returns down.
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Decision-grade Fit Intelligence:

Built on 20 Years of Fit Data, Expertise, and Real-World Outcomes

Over $616B
transactions
100M+
shoppers
60M
Unique active products
91K
Apparel / footwear brands

Transforming data into understanding:

The Shopper

Body, preferences, behavior

The Product

Cut, material, sizing, buying trends

Relationship between them

Item-specific fit intelligence
Decision-grade Fit Intelligence is the Difference Between Conversation and Conversion
General AI Agent can read & interpret:
  • Reviews
  • PDP text
  • Catalog Information
More Brittle. Circular conversations
Less reliable at scale
Less accuracy, relevance
Ultimately, less trustworthy

Lacks context (outcome memory), depth about products, shoppers, and the relationship between them.

Decision-grade Intelligence delivers trust at scale:

Understanding built on real outcomes, continuously enriched, and able to adapt to feedback loops as behavior evolves.

From conversation → to confidence
From approximation → to precision
From interaction → to outcome

Conversation is no longer the breakthrough. Understanding is.

Profile Memory

Fit gets better over time with persistent shopper profiles and household sub-profiles, helping shoppers buy for themselves and others with consistent, trustworthy guidance.

Memory Like a Great Associate
Fit improves across sessions and seasons — like an associate who remembers every customer.
Household Profiles
Unlock buying for others without restarting the guessing game. Like Netflix for size and fit.
Loyalty Compounding
Persistent fit memory reduces repeat uncertainty, repeat returns, and builds lasting confidence.
Fit as Confidence: Real Shopper Prompts
Examples of the uncertainty True Fit is designed to resolve — signals that go far beyond size:
Will this feel tight in the shoulders?”
Is this fabric stiff or soft?”
Will this work for how I like things to fit?”
Will I regret this?”
Fit questions are intent signals that can personalize the entire journey. The strongest agents will handle nuance, not just sizing.
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Why True Fit Is Different

Outcomes-Trained, Not Guesswork

Most experiences rely on product-page content, reviews, static charts, and generic model training data. True Fit is built on real outcomes at scale — delivering decision-grade guidance even for questions about feel and preference, not just size.

From Fit Conversation to Fit Intelligence Infrastructure

Competitors can copy UX quickly. They cannot copy 20 years of outcomes. Fit guidance without validation is a liability when agents start purchasing autonomously.

Defensible Data Moat

The moat is not volume — it is longitudinal learning and coverage. The more the network learns, the more defensible the guidance becomes.
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Credit card mockups

"This is the smoothest and fastest app integration I've ever done. We were able to get up and running quickly to be ready for Black Friday.

We wish all tech partners made it this easy."

Cailyn Nikolis
E-commerce Director

We’ve been using Untitled to kick start every new project and can’t imagine working without it.

Lyle Kauffman
Data Engineer, Sisyphus

Help every shopper find their fit–before it ships. 

Want to see How It Works  for your
company?

True Fit reduces returns at the source by eliminating size and fit confusion.
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