What is TextCortex?
TextCortex is an advanced AI-powered writing and productivity platform designed to help users create, refine, and manage written content more efficiently. It uses machine learning and natural language processing to generate high-quality, human-like text in various formats—including emails, blog posts, marketing copy, and reports. With a focus on personalization and productivity, TextCortex enables users to transform basic ideas into polished, professional-grade writing with minimal effort.
Features:
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AI Knowledge Agents (Zeno AI): Automate workflows, generate content, and answer questions using customized agents built from your internal knowledge bases.
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Browser Extension & Web App: Seamless integration with over 30,000 platforms like Gmail, Docs, Notion, Shopify, and Slack for in-context AI assistance.
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Multilingual Writing Tools: Supports writing, paraphrasing, translation, and summarization in 25+ languages.
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Rich Prompt Templates & Personas: Access 500+ writing templates and build custom AI personas to match brand voice and tone.
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Workflow Automation & Reasoning Models: Automate repetitive tasks with logic-based agents—ideal for proposal generation and knowledge discovery.
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Security & Compliance: Hosted in the EU with GDPR and ISO compliance; enterprise-level privacy and secure hosting.
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Scalable Performance: Enterprise activation rates up to 70%, generation speeds significantly faster than manual research, and ROI improvements including hours saved per opportunity.
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Free & Paid Plans: Includes a freemium plan with daily credits and optional Premium and Enterprise tiers for unlimited usage and enhanced capabilities.
Description
TextCortex AI is a customizable, browser-enabled AI writing assistant that learns your voice and knowledge to generate, paraphrase, summarise, and translate content across 25+ languages. It powers content creation via templates, dynamic agents, and seamless integration with platforms like Gmail, Docs, Notion, and Shopify. Trusted by over two million users, TextCortex blends GPT-4 models and workflow automation to help individuals and teams create content faster and more consistently.
Your AI Partner for Every Textbox
Write, rewrite, or chat in Gmail, Docs, Notion & beyond—with your custom AI by your side.

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Content That Speaks Your Brand
Create in your tone with custom AI personas and knowledge bases included.

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From Templates to Text in Seconds
Choose from hundreds of prompt templates—finish drafts in no time.

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What’s included
- AI Writing Assistant
- Workflow Organization & Project Management
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Automate Your Writing Workflows
Build agents to produce proposals, reports, or descriptions at scale.

Latest News on TextCortex show all news

Democratizing Written Communication - TextCortex Raises $1.2 million Pre-Seed to advance proprietary NLG capabilities and launch chrome extension.
TextCortex is celebrating a special day today. We are happy to announce our first round of $1.2m in funding from renowned investors. The round was led by btov Partners with participation of Speedinvest & Entrepreneur First joined by exceptional Angels Amar Shah and Holger Hengstler. Having grown to a team ...
Founders of TextCortex
Ceyhun Derinbogaz is a technical founder and serial entrepreneur who envisioned an AI writing platform driven by proprietary multilingual models. Dominik Lambersy leverages a background in analytics and product leadership to build TextCortex into a flexible AI product suite tailored for professionals and teams.
Ceyhun Derinbogaz
CTO & Co-founder
Dominik Lambersy
CEO & Co-founder
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