Lexeme – AI Tool for Writing

ChatGPT-powered text editor for seamless writing and editing

Categories: Writing, Chatbots, Productivity

Rating:Not Yet Rated

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Pricing:freemium

TL;DR — Lexeme

ChatGPT-powered text editor for seamless writing and editing. Security: Published posture.

What is Lexeme?

Lexeme is an open-source chat text editor tool inspired by SQL Workbench. It offers a fully integrated workflow for brainstorming, writing, and rewriting with ChatGPT as a copilot, all within the same window. With Lexeme, users can easily collaborate with ChatGPT without the need for constant copying and pasting. Only selected text needs to be sent to ChatGPT, allowing users to rewrite a single sentence instead of an entire paragraph.One of the key features of Lexeme is the ability to set a preferred writing style in the document prompt, which then applies to all subsequent chats. This eliminates the need to create new chats and repeat instructions when drafting similar but unrelated messages or documents.Lexeme also provides built-in action prompts that enable users to quickly perform common writing tasks. These prompts allow users to improve their writing by maintaining their style, expand their sentences for more detail, nuance, and depth, stick to word limits, provide counterarguments and examples, brainstorm new ideas, and even create custom prompts.Additionally, Lexeme emphasizes the importance of system prompts, which define the starting point for a new chat. The combination of global, document, and action prompts sets the context, establishes the model's personality, and determines the format of its responses. Providing clear and concise system prompts greatly influences the relevance and accuracy of the model's responses.Overall, Lexeme is a powerful tool for writing and collaborating with ChatGPT, offering selective context, reusable prompts, built-in action prompts, and an emphasis on system prompts for advanced use cases such as OKRs, Slack messages, announcements, and project management.

Security Assessment

Security: Published posture

Published posture scored 12/20 or above. We check HTTPS, a reachable privacy policy, and stated compliance commitments. We do not perform security testing.

Last assessed: 21 August 2026

How this score was built

Each scored criterion links to the published page it was derived from. Unscored criteria are marked, not guessed. This listing has not been hands-on tested.

Security & Data Privacy
The privacy policy is present and discusses data collection and usage practices.
Source: pagebrain.ai
8/10
Functionality & Features
The homepage describes various AI features and integrations with Atlassian products.
Source: pagebrain.ai
7/10
Ease of Use
Requires hands-on use of the product.
Not assessed
Pricing & Value
No citable published evidence in this pass.
Not assessed
Reliability & Performance
Requires hands-on use of the product.
Not assessed
Integration Capabilities
The homepage mentions ten integrations with Google Docs, Sheets, and Microsoft Office.
Source: pagebrain.ai
6/10
Customer Support
The support page is present and invites user feedback and contact.
Source: pagebrain.ai
7/10
Company Stability
The homepage indicates a small team but lacks detailed information about the company.
Source: pagebrain.ai
5/10
Update Frequency
No citable published evidence in this pass.
Not assessed
Startup-Friendliness
No citable published evidence in this pass.
Not assessed

Frequently Asked Questions

What is Lexeme and what does it do?

ChatGPT-powered text editor for seamless writing and editing.

What does Lexeme cost in India?

Lexeme is a paid tool. A free tier is available to get started.

Is Lexeme safe for startups?

Lexeme has a published security posture scoring 12/20 or above (HTTPS, a reachable privacy policy, and/or stated compliance commitments). We do not perform security testing.