LsTuvi
Vietnamese Tử Vi charts, lunar dates, good days and age compatibility.
Connects to lstuvi.com for Vietnamese Tử Vi birth charts, Gregorian to lunar date conversion, daily lunar almanac entries, ranked good days for weddings or opening a shop, and age compatibility scoring. Muse can build a chart, pick dates and explain the factors behind each result.
Try asking Muse: "Find the best days next month for our wedding and check whether my partner and I are compatible by birth year."
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Source: Found in the official MCP Registry (com.lstuvi/tuvi) · First listed November 9, 2026
Last 24 hours
Each bar is one check, every 15 minutes. Green means it answered. Last checked 1 h ago.
Is it safe to connect?
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
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How to add it to Muse
Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://lstuvi.com/mcpNot in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
Also use it in ChatGPT or Claude
LsTuvi is a remote MCP server, so any assistant that can add a custom connector by link can use it. Same link, same tools.
Add it to ChatGPT
- 1
Open ChatGPT settings
In ChatGPT, open Settings, then Connectors (called Apps & Connectors on some accounts).
- 2
Turn on developer mode
Under Advanced settings, switch on Developer mode. That is what lets you add a connector by link.
- 3
Create the connector
Choose Create, give it a name, paste the link as the MCP server URL, and save. If it needs a sign-in, ChatGPT asks for it here.
- 4
Use it in a chat
Start a chat, open the tools menu, pick the connector, and ask. ChatGPT asks before it runs a tool the first time.
Custom connectors need a paid ChatGPT plan, and on Team, Enterprise and Edu accounts only an admin can add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in ChatGPT
Add it to Claude
- 1
Open Claude settings
In Claude, open Settings, then Connectors.
- 2
Add a custom connector
Choose Add custom connector, give it a name, and paste the link.
- 3
Connect and use it
If it needs a sign-in, Claude sends you to it. Then turn the connector on in a chat from the tools menu and ask.
Custom connectors are available on paid Claude plans; on Team and Enterprise accounts an admin may need to add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in Claude
https://lstuvi.com/mcpWhat people ask Muse to do
Technical details: safety screening, tools, response time and recent checks
Response time at the last check: 633ms. Worked in n/a of checks over 30 days.
Screening · November 9, 2026
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
Tools · 10
create_tuvi_chartBuilds a Vietnamese Tử Vi Đẩu Số (Purple Star) birth chart from Gregorian birth date, birth time and gender: lunar date, can chi, nạp âm, cục, the 12 palaces with their stars, and a short rule-based reading of each palace. Use when the user wants their Tử Vi chart or asks what thconvert_lunar_solarConverts a date between the Gregorian calendar and the Vietnamese lunar calendar (with leap months, 1900–2100), and gives the can chi of the day, month and year plus the solar term.get_lunar_dayReturns the Vietnamese lunar calendar entry for one Gregorian date (default today): lunar date, can chi, hoàng đạo or hắc đạo day, trực, lunar mansion, ages that clash with the day, taboo days and the auspicious hours.find_good_daysRanks the days of one Gregorian month for an activity (wedding, opening a shop, moving house, signing a contract, travel…) by Vietnamese day-selection rules, optionally checked against the birth years of the people involved. Returns the best days with reasons and good hours, and check_age_compatibilityCompares two people by birth year and gender using Vietnamese age-matching (nạp âm element, heavenly stem, earthly branch, Bát Trạch cung phi, zodiac animal) and returns a score out of 100 with each factor explained.find_compatible_birth_yearsFor one person's birth year and gender, scores every partner birth year within a range by the same Vietnamese age-matching rules and returns the best and worst matching years.get_2027_forecast_by_birth_yearReturns the traditional facts for a birth year in the lunar year 2027 (Đinh Mùi): age, relation of the birth branch and stem with the year, element relation, Tam Tai, Kim Lâu, and the yearly palace for men and women.search_articlesSearches the Vietnamese articles published on lstuvi.com about Tử Vi, palaces, stars, the lunar calendar and yearly outlooks. Returns titles, slugs and short descriptions.get_articleReturns the summary of one lstuvi.com article by slug (from search_articles): the short answer, key points and FAQ, or the opening of the article.get_pricingReturns which lstuvi.com features are free and the current prices of the paid ones: detailed chart reading, couple reading, Tử Vi chat packages and coin top-up packages.Link
https://lstuvi.com/mcpQuestions about LsTuvi in Muse
How do I connect LsTuvi to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use LsTuvi to help me. It is a free service with an MCP server at https://lstuvi.com/mcp. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
Is LsTuvi working right now?
At the last check (November 9, 2026, 10:46 UTC) the endpoint was working, answering in 633ms. It is checked every 15 minutes.
Is LsTuvi safe to connect to Muse?
It was screened on November 9, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
What can LsTuvi do in Muse?
It exposes 10 tools, including create_tuvi_chart, convert_lunar_solar, get_lunar_day, find_good_days. For example, you could ask Muse: "Find the best days next month for our wedding and check whether my partner and I are compatible by birth year."
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