{"slug": "lumo", "name": "Lumo", "category": "ai", "category_name": "AI models and assistants", "description": "", "recommenders": 4, "commenters": 5, "warners": 1, "score": 2.59, "rising": -1.31, "first": "2025-12-30", "latest": "2026-04-27", "why": "for all day to day queries and prompts I have switched to using Proton's Lumo that is really quite good", "why_is_quote": true, "has_verdict": false, "sentiment": {"recommend": 5, "neutral": 0, "compare": 0, "warn": 1}, "spark": [0, 1, 0, 2, 1, 1, 0, 0, 0, 0, 0, 0], "listed": true, "loved": [], "caveat": "", "short_quote": "for all day to day queries and prompts I have switched to using Proton's Lumo that is really quite good", "icon": true, "domain": "proton.me", "github_repo": null, "official_url": "https://lumo.proton.me", "pricing": "", "aliases": ["Lumo"], "verdict": null, "praise": [{"label": "", "summary": "", "quotes": [{"id": 766737344, "item_id": 47921084, "url": "https://news.ycombinator.com/item?id=47921084", "by": "mark_l_watson", "date": "2026-04-27", "stance": "recommend", "quote": "I like Proton\u2019s Lumo private chat and that runs on Mistral technology.", "excerpt": "Indirectly I use Mistral daily: I like Proton\u2019s Lumo private chat and that runs on Mistral technology. Something like Lumo is very much good enough to replace search and general information browsing and for me is very practical. What is not so practical is my paying for Gemini Ultra, which has some practicality but is something I pay for because it is fun using strong AIs like Claude and Gemini Pro in AntiGravity. It", "context": "", "use_case": "replace search, general information", "switched_from": "", "story": "France's Mistral Built a $14B AI Empire by Not Being American"}, {"id": 755668912, "item_id": 47229307, "url": "https://news.ycombinator.com/item?id=47229307", "by": "Fine-Palp-528", "date": "2026-03-02", "stance": "recommend", "quote": "Lumo by Proton is pretty performant. Mostly, it has an epic free tier", "excerpt": "Lumo by Proton is pretty performant. Mostly, it has an epic free tier and I dig their stance on privacy-first AI.", "context": "", "use_case": "privacy-first AI chat", "switched_from": "", "story": "Ask HN: What Online LLM / Chat do you use?"}, {"id": 755166576, "item_id": 47197911, "url": "https://news.ycombinator.com/item?id=47197911", "by": "bodobolero", "date": "2026-02-28", "stance": "recommend", "quote": "Proton Lumo has the better privacy promises.", "excerpt": "I canceled my ChatGPT subscription and switched to Lumo Plus subscription https://lumo.proton.me/about I also considered https://mistral.ai/products/le-chat Both are based in Europe but Proton Lumo has the better privacy promises. Would be interested in experiences of others with those alternatives for question/answering type research (not for coding for which there exist other, better alternatives like Gemini and Cl", "context": "", "use_case": "question/answer research", "switched_from": "ChatGPT", "story": "OpenAI Executes Agreement with Dept of War for Classified Environment Deployment"}, {"id": 752383440, "item_id": 47023965, "url": "https://news.ycombinator.com/item?id=47023965", "by": "mark_l_watson", "date": "2026-02-15", "stance": "recommend", "quote": "for all day to day queries and prompts I have switched to using Proton's Lumo that is really quite good", "excerpt": "Great writeup. Glenn mentions that he stopped using Gemini. While I still use Gemini for technical research and occasional coding/design work via Antigravity, for all day to day queries and prompts I have switched to using Proton's Lumo that is really quite good: use of a strong Mistral model and web search is 100% private, and while chat history is preserved for a while it is stored and processed like Proton Mail. M", "context": "", "use_case": "day-to-day AI queries", "switched_from": "Gemini", "story": "Amazon, Google Unwittingly Reveal the Severity of the U.S. Surveillance State"}, {"id": 742902242, "item_id": 46431390, "url": "https://news.ycombinator.com/item?id=46431390", "by": "littlecranky67", "date": "2025-12-30", "stance": "recommend", "quote": "I use protons LUMO AI, which uses different models in the backend and gives you unlimited requests", "excerpt": "Just migrated away my personal email (with custom domains) from Microsoft 365 to Proton, and boy, it is such a better experience. M365 has become an intangible mess of a multitude of different admin dashboards redirecting you around and complicating things beyond comprehension. For the migration, I wanted to backup my entire email backlog. It took me two hours to finally get it connected to thunderbard via IMAP and d", "context": "", "use_case": "AI assistant", "switched_from": "Kagi", "story": "Bye Bye Big Tech: How I Migrated to an Almost All-EU Stack (and Saved 500\u20ac/Year)"}]}], "caveats": [{"label": "", "summary": "", "quotes": [{"id": 747672881, "item_id": 46729555, "url": "https://news.ycombinator.com/item?id=46729555", "by": "Quothling", "date": "2026-01-22", "stance": "warn", "quote": "Lumo will likely be the thing that moves me away from Proton.", "excerpt": "Lumo will likely be the thing that moves me away from Proton. I've been pretty happy with it, ever since they made the photo's app actually have shareable libraries it's been just as good as any other Google Mail/Photos/Files thing I've used. The password manager plugin for firefox isn't as good as bitwarden, but when you're paying it's part of the package so... If I have to encrypt my files before I use the drive, a", "context": "", "use_case": "", "switched_from": "", "story": "Proton Spam and the AI Consent Problem"}]}], "who": [], "tags": [], "use_cases": ["replace search, general information", "privacy-first ai chat", "question/answer research", "day-to-day ai queries", "ai assistant"], "compared": [{"slug": "chatgpt", "name": "ChatGPT", "co": 1, "switched_from": 1, "switched_to": 0}, {"slug": "gemini", "name": "Gemini", "co": 1, "switched_from": 1, "switched_to": 0}, {"slug": "kagi", "name": "Kagi", "co": 1, "switched_from": 1, "switched_to": 0}, {"slug": "mistral", "name": "Mistral", "co": 2, "switched_from": 0, "switched_to": 0}, {"slug": "le-chat", "name": "Le Chat", "co": 2, "switched_from": 0, "switched_to": 0}, {"slug": "bitwarden", "name": "Bitwarden", "co": 2, "switched_from": 0, "switched_to": 0}, {"slug": "antigravity", "name": "Antigravity", "co": 2, "switched_from": 0, "switched_to": 0}, {"slug": "claude", "name": "Claude", "co": 2, "switched_from": 0, "switched_to": 0}], "makers": [], "threads": [{"url": "https://news.ycombinator.com/item?id=47919725", "title": "France's Mistral Built a $14B AI Empire by Not Being American", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=47227046", "title": "Ask HN: What Online LLM / Chat do you use?", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=47189650", "title": "OpenAI Executes Agreement with Dept of War for Classified Environment Deployment", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=47023238", "title": "Amazon, Google Unwittingly Reveal the Severity of the U.S. Surveillance State", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=46729368", "title": "Proton Spam and the AI Consent Problem", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=46427582", "title": "Bye Bye Big Tech: How I Migrated to an Almost All-EU Stack (and Saved 500\u20ac/Year)", "mentions": 1}], "sentiment_by_month": {"2025-11": {}, "2025-12": {"recommend": 1}, "2026-01": {"warn": 1}, "2026-02": {"recommend": 2}, "2026-03": {"recommend": 1}, "2026-04": {"recommend": 1}, "2026-05": {}, "2026-06": {}, "2026-07": {}, "2026-08": {}, "2026-09": {}, "2026-10": {}}, "quotes": [{"id": 766737344, "item_id": 47921084, "url": "https://news.ycombinator.com/item?id=47921084", "by": "mark_l_watson", "date": "2026-04-27", "stance": "recommend", "quote": "I like Proton\u2019s Lumo private chat and that runs on Mistral technology.", "excerpt": "Indirectly I use Mistral daily: I like Proton\u2019s Lumo private chat and that runs on Mistral technology. Something like Lumo is very much good enough to replace search and general information browsing and for me is very practical. What is not so practical is my paying for Gemini Ultra, which has some practicality but is something I pay for because it is fun using strong AIs like Claude and Gemini Pro in AntiGravity. It", "context": "", "use_case": "replace search, general information", "switched_from": "", "story": "France's Mistral Built a $14B AI Empire by Not Being American"}, {"id": 755668912, "item_id": 47229307, "url": "https://news.ycombinator.com/item?id=47229307", "by": "Fine-Palp-528", "date": "2026-03-02", "stance": "recommend", "quote": "Lumo by Proton is pretty performant. Mostly, it has an epic free tier", "excerpt": "Lumo by Proton is pretty performant. Mostly, it has an epic free tier and I dig their stance on privacy-first AI.", "context": "", "use_case": "privacy-first AI chat", "switched_from": "", "story": "Ask HN: What Online LLM / Chat do you use?"}, {"id": 755166576, "item_id": 47197911, "url": "https://news.ycombinator.com/item?id=47197911", "by": "bodobolero", "date": "2026-02-28", "stance": "recommend", "quote": "Proton Lumo has the better privacy promises.", "excerpt": "I canceled my ChatGPT subscription and switched to Lumo Plus subscription https://lumo.proton.me/about I also considered https://mistral.ai/products/le-chat Both are based in Europe but Proton Lumo has the better privacy promises. Would be interested in experiences of others with those alternatives for question/answering type research (not for coding for which there exist other, better alternatives like Gemini and Cl", "context": "", "use_case": "question/answer research", "switched_from": "ChatGPT", "story": "OpenAI Executes Agreement with Dept of War for Classified Environment Deployment"}, {"id": 752383440, "item_id": 47023965, "url": "https://news.ycombinator.com/item?id=47023965", "by": "mark_l_watson", "date": "2026-02-15", "stance": "recommend", "quote": "for all day to day queries and prompts I have switched to using Proton's Lumo that is really quite good", "excerpt": "Great writeup. Glenn mentions that he stopped using Gemini. While I still use Gemini for technical research and occasional coding/design work via Antigravity, for all day to day queries and prompts I have switched to using Proton's Lumo that is really quite good: use of a strong Mistral model and web search is 100% private, and while chat history is preserved for a while it is stored and processed like Proton Mail. M", "context": "", "use_case": "day-to-day AI queries", "switched_from": "Gemini", "story": "Amazon, Google Unwittingly Reveal the Severity of the U.S. Surveillance State"}, {"id": 747672881, "item_id": 46729555, "url": "https://news.ycombinator.com/item?id=46729555", "by": "Quothling", "date": "2026-01-22", "stance": "warn", "quote": "Lumo will likely be the thing that moves me away from Proton.", "excerpt": "Lumo will likely be the thing that moves me away from Proton. I've been pretty happy with it, ever since they made the photo's app actually have shareable libraries it's been just as good as any other Google Mail/Photos/Files thing I've used. The password manager plugin for firefox isn't as good as bitwarden, but when you're paying it's part of the package so... If I have to encrypt my files before I use the drive, a", "context": "", "use_case": "", "switched_from": "", "story": "Proton Spam and the AI Consent Problem"}, {"id": 742902242, "item_id": 46431390, "url": "https://news.ycombinator.com/item?id=46431390", "by": "littlecranky67", "date": "2025-12-30", "stance": "recommend", "quote": "I use protons LUMO AI, which uses different models in the backend and gives you unlimited requests", "excerpt": "Just migrated away my personal email (with custom domains) from Microsoft 365 to Proton, and boy, it is such a better experience. M365 has become an intangible mess of a multitude of different admin dashboards redirecting you around and complicating things beyond comprehension. For the migration, I wanted to backup my entire email backlog. It took me two hours to finally get it connected to thunderbard via IMAP and d", "context": "", "use_case": "AI assistant", "switched_from": "Kagi", "story": "Bye Bye Big Tech: How I Migrated to an Almost All-EU Stack (and Saved 500\u20ac/Year)"}]}