Alternatives

Products that do what Prompt & Writing Assistance APIs does

On-device AI for web apps, built into Microsoft Edge

1. 1
   WritingMate.ai▲477

   Free ChatGPT alternative that works as a Chrome extension

   2023

2. 2
   Promptacore▲103

   Your system for creating, managing and using AI prompts

   Oct 2025

3. 3
   AI Note Writer API▲110

   X's new experiment in AI-human collaboration

   2025

4. 4
   Project Oxford▲301

   A catalogue of artificial intelligence APIs by Microsoft

   2015

5. 5
   AskCodi▲230

   Custom LLMs, without training. Use via openai compatible api

   Nov 2025

6. 6
   Prompter▲128

   Generate instant AI prompts based on your projects

   2025

7. 7
   Wordtune▲253

   AI-powered writing companion

   2020

8. 8
   Open Source AI Chrome Extension▲87

   Chrome extension allow the user to communicate with the AI

   Sep 2025

9. 9
   Notion AI Prompt Hub▲134

   Organize, and run your prompts, plus access built-in prompts

   2024

10. 10
    AI Browser▲143

    Automate anything online with a single prompt.

    Nov 2025

11. 11
    Promptaa▲118

    AI enhance and organize prompts. Big ideas in little time.

    2025

12. 12
    Promptology▲232

    AI prompt engineering business model guide

    2023

13. 13
    Smart Write & Edit by Mem X▲130

    A personalized AI assistant for thinking and writing

    2022

14. 14
    Prompteus▲137

    Build and ship AI workflows that won’t break

    2025

15. 15
    TextCraft AI▲181

    Smart inbox, smart emails - AI at your service

    2023

16. 16
    Typli.AI▲105

    The intuitive AI Writing tool which combines AI and SEO

    2021

17. 17
    Paragraph AI▲133

    First mobile AI writing assistant app powered by GPT-3

    2022

18. 18
    AI Chrome Extension Builder▲239

    Build Chrome Extensions by Talking to AI

    Jan 2026

19. 19
    Streak AI▲214

    The CRM co-pilot for teams in Gmail

    2023

20. 20
    Prompt▲138

    A command line application to interact with ChatGPT's API

    2023

21. 21
    Plerdy AI UX Assistant▲162

    AI tool for website UX analysis and CR optimization

    2023

22. 22
    Promptify▲90

    Use AI instantly from website write emails, summarize pages

    2025

23. 23
    PromptCompose - Beta▲153

    The command center for your AI prompts.

    Oct 2025

24. 24
    Atlancer.ai▲135

    Create your own AI tools with a simple text prompt

    2023

Ranked by how close each launch is in meaning, then by votes. Refine with a description →