Deta Surf
Open-source AI notebook and browser
Berlin, Germany
Founded 2019
Deta Surf is an open-source, local-first AI notebook and browser that brings files, web pages, and AI directly into a unified personal workspace. The platform allows users to generate notes from media, ask questions across their content, and integrate with LLMs of their choice, including local models, while keeping all data stored on-device in open formats.
Websites:
Last Updated: July 11, 2026
Current Valuation
No valuation data available
Funding Summary
$4.1M
Total reported funding
Media Mention
October 1, 2025
TechCrunch: Deta’s Surf app is an amalgamation of an AI browser and NotebookLM
Key People
Core OSS Projects
An open-source AI notebook and browser that brings files, web pages, and AI into a unified personal workspace with local-first data storage.
License: Apache-2.0
Business Information
Category
Note-takingIndustries
Software
Technologies
BrowserLocal-FirstLLMsKnowledge ManagementAI
Sectors
Consumers
Licenses
Apache-2.0
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