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Tutorials, use cases,
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Real-world AI-powered data analysis — videos, articles, and experiments using VerbaGPT.

Featured Use Case

End-to-End Autonomous Data Analysis

VerbaGPT autonomously downloaded, loaded, cleaned, and analyzed 2023–2024 ACA MLR data — from raw CMS files to finished charts and insights, in one run.

6 min read · Jan 13, 2026 Read article →
Four-panel chart of weighted GLP-1 use by education, income, age, and gender, 2019-2023
Use Case

The Income Group With the Lowest GLP-1 Use Isn't the Poorest One

In 2021, the poorest Americans had higher GLP-1 use than the wealthiest bracket. The group in between lagged behind almost everyone.

5 min read · Jul 13, 2026

Four-panel chart of GLP-1 users, total spend, share of pharmacy spend, and share of healthcare spend, 2019-2023, all trending upward
Use Case

GLP-1 Spending Nearly Quadrupled. Cost Per Patient Peaked in 2021.

Four charts show users, spend, and cost share all climbing. A fifth number from the same table — spend per patient — peaked in 2021 and fell since.

5 min read · Jul 13, 2026

Bar chart of average out-of-pocket health spending by employment status, nearly flat across three groups
Use Case

This Group Has the Highest Average Health Spending and the Lowest Typical Spending

Not-in-labor-force spends the most on average and the least at the median. Employed spends the least on average and the most at the median.

4 min read · Jul 13, 2026

Line chart of China's population from 1952 to 2007, showing a visible flattening between 1957 and 1962
Use Case

Inside China's "Rapid Expansion" Phase, One Five-Year Stretch Barely Grew at All

A two-phase summary calls 1952-1982 the fast era. One five-year stretch inside it grew slower than almost everything that came after.

4 min read · Jul 13, 2026

Bar chart of correlation coefficients between diabetes dataset features and disease progression
Use Case

Two of the Five Strongest Correlations Here Both Come From HDL Cholesterol

s4 is defined as total cholesterol ÷ HDL. s3 is HDL. Two of the chart's strongest bars are mostly the same lab value, counted twice.

4 min read · Jul 13, 2026

Line chart of decade-over-decade average annual precipitation in Dubai, 1940-2020s
Use Case

Every Point on This Rainfall Chart Represents a Decade. Except One.

Eight points on Dubai's 85-year rainfall chart average ten years each. The ninth averages six — and nothing on the chart says so.

4 min read · Jul 13, 2026

Line chart of diagnosis rates for the top 10 most-diagnosed conditions in MEPS data, 2019-2023
Use Case

Back Pain Diagnoses Dropped in 2020. Anxiety Diagnoses Never Paused.

Of the ten most-diagnosed conditions in five years of MEPS data, only two break trend in 2020 — both musculoskeletal. Anxiety and depression climb every single year.

4 min read · Jul 13, 2026

1.030 vs. 0.983
Same diabetes, opposite miss

Use Case

Mild Diabetes Is Overpriced. Severe Diabetes Is Underpriced. Same Risk Score.

Six HCC predictive ratios landed within 3% of 1.0 — except the mild and severe tiers of the same diabetes diagnosis, which missed in opposite directions.

4 min read · Jul 7, 2026

People likely with asthma but missing an HCC code in 2023, by evidence type
Use Case

One of the Top 10 "Asthma Drugs" in This Query Wasn't a Drug At All

A frequency-based drug list used as evidence of undercoded asthma included a missing-data code, not a medication.

4 min read · Jul 7, 2026

"R² score of 0.5248"
vs. R² Score: 0.5482

Use Case

A Model Guessed Its Own Result Wrong. The User Never Saw It.

The commentary guessed before the code ran. Only the number the code actually computed reached the chat.

4 min read · Jul 7, 2026

Correlation heatmap of Iris sepal and petal measurements
Use Case

Why the Decision Tree Ignored Sepal Width: A Correlation Heatmap Explains

Petal length and petal width correlate at 0.96. Sepal width is the outlier — negatively correlated with everything else.

3 min read · Jul 6, 2026

Titanic survival rates by passenger class and sex
Use Case

"Women First" Had an Asterisk: What the Titanic Data Actually Shows

The female survival advantage wasn't constant — it was strongest in 2nd class and cratered in 3rd.

3 min read · Jul 6, 2026

Decision tree structure for Iris species prediction
Use Case

A Decision Tree That Ignores Half Its Features — And Still Hits 98%

One sentence in, a trained classifier out. Petal measurements decide everything; sepals contribute exactly 0%.

3 min read · Jul 6, 2026

Healthcare expenditure and risk scores by decile, MEPS 2019-2023
Use Case

Healthcare Spending Doesn't Scale Linearly: A Decile Analysis

The top 10% of spenders cost 4x the next decile down. Risk scores track it almost linearly — until they don't.

4 min read · Jul 6, 2026

New sample dataset: 13F SEC
Video

New Sample Dataset: 13F SEC

Loading 16M+ rows of SEC holdings data and auto-generating data notes to understand the structure.

4 min watch · Jan 2026

"Start now with messy data.
Document as you go."

Tutorial

Stop Waiting for Perfect Data Documentation

The old model was: clean → document → analyze. AI makes it iterative.

5 min read · Mar 14, 2026

LLM accuracy with real-world data
Use Case

On Accuracy When LLMs Analyze Real-World Data

6,000+ exoplanets analyzed. The code was right. The commentary hallucinated.

4 min read · Dec 21, 2025

Agent skills Denver weather analysis
Use Case

Agent Skills: A Weather Analysis Case Study

Domain expertise loaded at runtime. Expert-quality climate analysis without being an expert.

3 min read · Dec 26, 2025

Orion Nebula processed by VerbaGPT
Use Case

The Unreasonable Effectiveness of Code

Raw FITS astrophotography in. Enhanced Orion Nebula out. 15 minutes instead of hours.

2 min read · Jan 15, 2026

What AI future do we want
Vision

What AI Future Do We Want?

Our AI future isn't written. The choices we make now about what to build shape the next decade.

3 min read · Jan 7, 2026

"50 apps for 50 problems
isn't scale — it's bloat."

Vision

We're Drowning in Tools

AI makes narrow apps trivial to build. One harness, many solutions on demand, is the better path.

2 min read · Jan 14, 2026

"Train on one model's tools,
and their pricing becomes yours."

Vision

Model Lock-in is the New Vendor Lock-in

AI labs are building moats with proprietary tooling. Here's why that threatens your margins.

3 min read · Jan 17, 2026

"True intelligence knows
when not to think too hard."

Vision

Brute Force AI

Agents burning 50,000 tokens to answer questions that need 50. Efficiency is a form of intelligence.

5 min read · Sep 17, 2025

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Everything above was done with VerbaGPT. No SQL. No code. Just questions.

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