Video | Hex | Analytics | AI & ML | Tool strategy

Meet Hex, an AI-Powered Analytics Platform with Notebooks, Apps and more: featuring Rachel Herrera

Hex wants to be the best tool for data work in general, not the best dashboard tool, so you switch cells instead of switching tabs.

  • Hex is a notebook-first platform where everything is a reusable cell, letting you mix SQL and Python in the same place and chain outputs together without separate ETL steps.
  • It connects live to cloud warehouses like Snowflake and Databricks with no extract concept; data frame outputs are cached in memory so downstream filters and queries don't re-hit the database.
  • Agents sit on every surface, including a notebook agent that plans and writes cells, a visualisation sub-agent for charts, conversational Threads for business users, and a review agent that audits other agents' work.
  • Hex deliberately favours a layered context approach over semantic-models-only governance, combining semantic models, endorsements, guides and warehouse metadata so users can move from exploratory to fully governed questions.
  • Apps differ from dashboards because Python lets you wire up actions, write back to Salesforce or a database, send emails or generate decks directly from the report.

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Tim interviews Rachel, Hex’s product evangelist, about her data career (marketing analyst to consulting, Amplitude, then Hex) and what Hex is: an AI analytics platform built around notebook workflows that combine SQL, Python, charts, and reusable cell outputs, which can be published as interactive data apps. Rachel demos connecting live to cloud warehouses (e.g., Snowflake, Databricks, BigQuery, Postgres), using synced metadata, and having an agent generate a renewal forecast analysis, clean up cells, and build charts. She shows app building with inputs/filters, run settings that refresh on view, publishing with review/approval, sharing, embedding, and comments. They also cover Threads for conversational self-serve with agent memory, and Context Studio for topic clustering, warnings, and agent-suggested documentation updates, plus Hex’s philosophy on semantic models as part of a broader context layer.

00:00 Intro
01:37 Rachel Background At Hex
05:11 Why Hex Fans Love It
05:43 What Hex Actually Is
09:47 Demo Starts Data Connections
12:37 Notebook Workflow Cells
18:10 Agent Builds Forecast
23:41 Charts And App Builder
26:20 Interactive Filters Inputs
27:36 Global Filters via Inputs
28:13 Environments as a Process
29:23 In-Memory Outputs and Caching
31:09 App Builder Layout and Themes
31:54 Smart Refresh and Publish Flow
34:01 Sharing, Embedding, Comments
35:45 Threads and Agent Memory
38:07 Context Studio Observability
39:54 Review Agent Fixes Context
42:12 Who Hex Is For
45:02 Semantics vs Context Layer
49:12 SQL Quality and Tradeoffs
50:12 Apps vs Dashboards Explained
51:59 Wrap Up and Next Steps

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