h2oGPT

Open-source document chat from H2O.ai

About h2oGPT

h2oGPT offers an open-source project for chatting with documents using local or API models, built by H2O.ai. In practice, it parses PDFs, web pages and office files into a vector store and answers with citations while keeping data private. It suits individuals and small teams who want faster drafting, clearer answers and less repetitive effort in their daily communication and research routines.

h2oGPT key facts

Category: AI Chat & Assistants
Pricing: Free — listed in this directory as a free tool, with no paid plan required to use it.
Focus areas: open source, documents, enterprise
Official site: h2o.ai

About the AI Chat & Assistants category

Conversational AI assistants for writing, coding, research, and everyday questions. The AI Chat & Assistants category on Tools Hub currently lists 151 tools. Alongside h2oGPT, it includes Kagi Assistant, Brave Leo, Research Rabbit, Litmaps.

FreeAI Chat & Assistantsopen-sourcedocumentsenterprise

More in AI Chat & Assistants

Comparing tools in the AI Chat & Assistants category? These related listings are worth a look: Kagi Assistant — Private AI assistant bundled with Kagi Search; Brave Leo — Private AI assistant built into the Brave browser; Research Rabbit — Literature discovery tool for academic collections.