The most powerful PowerPoint copilot on the market

Made by talent from

delphi
duke
fed
fidelity
forbes
garage
lek
lowes
nike
unc
walmart
wavicle
delphi
duke
fed
fidelity
forbes
garage
lek
lowes
nike
unc
walmart
wavicle
Platform

Built for your firm, not a generic AI

Diem is purpose-built for consulting firms that need AI to understand their identity, enforce their standards, and fit their workflow.

Firm Customization

Slide-indexing learns your firm's writing style, formatting, and narrative structure — generating slides that feel like they came from your team, not an AI.

Accuracy Enforcement

A validation layer ensures every slide follows strict formatting rules and content is never hallucinated or pulled out of context from source documents.

Vertical Workflows

Firm-customized workflows for narrative building, generation, editing, and analysis — structured around how your team actually works.

Firm Customization

Slides that could only come from your firm

Most AI tools generate slides that look like they came from a template library. Diem uses slide-indexing to study your existing decks and extract the deep patterns that define your firm's presentation identity — writing style, formatting conventions, and narrative preferences.

Indexes your existing decks to learn patterns — not a SharePoint scrape

Captures writing tone, visual identity, and narrative structure

Every output feels native to your firm, never generic

Slide Index247 slides analyzed
Writing Style

Formal, action-oriented, third person

Layout Preferences

Left-aligned titles, 2-column body

Narrative Patterns

Situation → Complication → Resolution

Color Palette

Navy primary, gray accent, minimal color

Chart Standards

Horizontal bar, labeled axes, muted tones

Validation Pass
Format compliance
Passed
Font consistency
Passed
Source verification
Passed
Layout alignment
Passed
Content accuracy
Passed
Accuracy Enforcement

Every pixel, every word — verified

Diem doesn't just generate and hope for the best. A dedicated accuracy layer validates every output against your firm's formatting standards and traces all content back to uploaded source documents — eliminating hallucinations and formatting drift.

Formatting rules enforced on every generation pass

Content traced back to uploaded sources, never fabricated

Consistent fonts, colors, and layouts across every slide

Vertical Workflows

A copilot for every stage of your work

Not a one-size-fits-all assistant. Diem integrates into your firm's preferred workflow — from initial narrative framing through final delivery.

01

Narrative

Structure your story and argument before touching a single slide.

02

Generation

Create slides from scratch using your firm's templates and style.

03

Editing

Refine content with precise formatting and language adjustments.

04

Analysis

Audit decks for consistency and extract insights across presentations.

Get Started

Up and running in minutes

No onboarding calls, no training sessions. Install the add-in, start chatting, and Diem handles the rest.

01

Install the add-in

One-click install directly into PowerPoint. No browser tabs, no context switching, no new tools to learn.

02

Chat with Diem

Describe what you need in plain English. Diem understands your firm's language, templates, and preferences.

03

Watch it edit live

Diem works directly in your slides in real-time. Review changes as they happen and refine on the fly.

Your firm deserves a copilot that gets it

Install the add-in and start building better slides in minutes.