Prompt Grammar AI version history - 2 versions
Prompt Grammar AI by Comss
Prompt Grammar AI version history - 2 versions
Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 2.1.0
Released Feb 28, 2026 - 496.6 KBWorks with firefox 91.0 and later- Google AI Mode — right-click any selected text to open it in Google AI search in a new background tab. No API key required.
- Custom Prompt — define any instruction in settings; the AI follows it exactly. Supports
{selected_text},{source_lang},{target_lang}placeholders. HTML output is inserted as real HTML in contenteditable fields (e.g. CKEditor). - Improved prompts for Improve Text and Translate, tuned for IT-professional style and natural output.
- API economy: cross-batch deduplication, persistent cache expanded to 1200 entries, in-page translation memory to 5000 entries, settings cache extended to 60 s.
- Default model updated to
openai/gpt-4.1-mini.
Source code released under Mozilla Public License 2.0
Older versions
Version 2.0.0
Released Feb 22, 2026 - 493.47 KBWorks with firefox 91.0 and laterSource code released under Mozilla Public License 2.0