Calendar Converter Connector for AI agents.
3 live capabilities
Convert dates across historical and international calendar systems.
Waiting for input…
Why people use Calendar Converter
Calendar Converter for Historical Date Synchronization
This Connector lets your agent do all that work in one step. You can ask for the context of a specific year across five different calendars, and it gives you a unified list of dates, eras, and cultural symbols. You go from manual hunting to instant data.
What Vinkius changes
You get instant, accurate date conversions across global and historical calendar systems without leaving your chat.
Use it from Claude, ChatGPT, Cursor or another AI client you already have.
One account · 6,100+ Connectors
- Real-world use case 01
Mapping a historical timeline
A historian asks their agent to see a specific year in the Japanese Era and its Gregorian equivalent to build a chronological table.
- Real-world use case 02
Localizing a global product
A developer needs to show a launch date in both Gregorian and Persian calendars for a new app and uses the Connector to get both instantly.
- Real-world use case 03
Researching cultural cycles
A student wants to know the Chinese Zodiac animal for the next ten years to prepare a presentation on lunar cycles.
Complete set · 3capabilities
The complete Calendar Converter capability set.
These are the exact actions your AI can choose when you ask it to work with Calendar Converter.
01—03
3 capabilities in this set.
Part of 3 available through Calendar Converter.
- 01 Capability
Get calendar context
Pull specific cultural details like Zodiac animals or Imperial Eras for a given year. Use this to add depth to your historical data.
- 02 Capability
Convert to unix
Turn a specific date from any supported calendar into a precise Unix timestamp. This is perfect for syncing dates into your database or code.
- 03 Capability
Expand unix
Take one Unix timestamp and see what date it represents in multiple calendars at once. It's a fast way to get a global view of a single point in time.
Set up in minutes
One URL. Then ask Calendar Converter to work.
Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use Calendar Converter from the conversation.
Choose your client
Live previewAdvanced clients IDE · CLI
Claude · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_6jEB8BUfOdKHRxofu354mRVr81XKAsQikqJi5m4v/mcp - Step 01
Open Connectors
In Claude Web or Claude Desktop, open Settings and choose Connectors.
- Step 02
Add the URL
Choose Add custom connector, name it Calendar Converter, and paste the URL above.
- Step 03
Turn it on in chat
Select +, open Connectors, and enable Calendar Converter for the conversation.
ChatGPT · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_6jEB8BUfOdKHRxofu354mRVr81XKAsQikqJi5m4v/mcp - Step 01
Open MCP settings
On desktop, open Settings and MCP servers. On web, open your workspace app or connector settings.
- Step 02
Add the URL
Choose Add server with Streamable HTTP, or create a custom MCP app, then paste the Calendar Converter URL.
- Step 03
Save and start
Save the connection and enable Calendar Converter in your conversation. Desktop may ask you to restart once.
Cursor · IDE configuration
Advanced setup
{
"mcpServers": {
"calendar-converter": {
"url": "https://edge.vinkius.com/vk_preview_6jEB8BUfOdKHRxofu354mRVr81XKAsQikqJi5m4v/mcp"
}
}
}- Step 01
Open MCP Settings
Press Cmd+Shift+P (macOS) or Ctrl+Shift+P (Windows/Linux) → search "MCP Settings"
- Step 02
Add the server config
Paste the JSON configuration above into the mcp.json file that opens
- Step 03
Save the file
Cursor will automatically detect the new Connector
- Step 04
Start using Calendar Converter
Open Agent mode in chat and ask: "Using Calendar Converter, help me...". 3 tools available
VS Code Copilot · IDE configuration
Advanced setup
{
"mcpServers": {
"calendar-converter": {
"url": "https://edge.vinkius.com/vk_preview_6jEB8BUfOdKHRxofu354mRVr81XKAsQikqJi5m4v/mcp"
}
}
}- Step 01
Create MCP config
Create a .vscode/mcp.json file in your project root
- Step 02
Add the server config
Paste the JSON configuration above
- Step 03
Enable Agent mode
Open GitHub Copilot Chat and switch to Agent mode using the dropdown
- Step 04
Start using Calendar Converter
Ask Copilot: "Using Calendar Converter, help me...". 3 tools available
Windsurf · IDE configuration
Advanced setup
{
"mcpServers": {
"calendar-converter": {
"url": "https://edge.vinkius.com/vk_preview_6jEB8BUfOdKHRxofu354mRVr81XKAsQikqJi5m4v/mcp"
}
}
}- Step 01
Open MCP Settings
Go to Settings → MCP Configuration or press Cmd+Shift+P and search "MCP"
- Step 02
Add the server
Paste the JSON configuration above into mcp_config.json
- Step 03
Save and reload
Windsurf will detect the new server automatically
- Step 04
Start using Calendar Converter
Open Cascade and ask: "Using Calendar Converter, help me...". 3 tools available
Cline · IDE configuration
Advanced setup
{
"mcpServers": {
"calendar-converter": {
"url": "https://edge.vinkius.com/vk_preview_6jEB8BUfOdKHRxofu354mRVr81XKAsQikqJi5m4v/mcp"
}
}
}- Step 01
Open Cline MCP Settings
Click the Connectors icon in the Cline sidebar panel
- Step 02
Add remote server
Click "Add Connector" and paste the configuration above
- Step 03
Enable the server
Toggle the server switch to ON
- Step 04
Start using Calendar Converter
Ask Cline: "Using Calendar Converter, help me...". 3 tools available
Claude Code · Terminal command
Advanced setup
claude mcp add calendar-converter --transport http "https://edge.vinkius.com/vk_preview_6jEB8BUfOdKHRxofu354mRVr81XKAsQikqJi5m4v/mcp"- Step 01
Install Claude Code
Run npm install -g @anthropic-ai/claude-code if not already installed
- Step 02
Add the Connector
Run the command above in your terminal
- Step 03
Verify the connection
Run claude mcp to list connected servers, or type /mcp inside a session
- Step 04
Start using Calendar Converter
Ask Claude: "Using Calendar Converter, show me...". 3 tools are ready
Where the request belongs
Work Calendar Converter can move forward.
This is for researchers, historians, and developers who deal with international data or historical records and need to avoid the headache of manual date math.
Historical Researcher
Maps out events across different eras like the Japanese Imperial system or the Julian calendar to build accurate timelines.
Localization Developer
Builds apps for users in regions that use the Hijri or Persian calendars and needs accurate date handling for deadlines and launches.
Cultural Anthropologist
Tracks seasonal changes and zodiac signs across various lunar and solar systems for academic study and publication.
Build the capability set
Add more capabilities.
Each Connector adds new actions and data without changing how you work.
Browse Connectors
Days Between Dates Calculator
Calculate precise intervals between two dates in years, months, weeks, and days.
Advanced Timezone Engine
Precise IANA timezone operations including historical DST transitions, ambiguity detection, and global time synchronization.
Time Difference Calculator
Calculate exact duration between two clock times, handling midnight transitions.
Calendarific
Universal holiday intelligence. get public, bank, and religious holidays worldwide via AI.
Date Utils Engine
Stop AI from hallucinating dates, missing leap years, or failing timezone conversions. Offloads all calendar math to the deterministic date-fns engine.
Nager.Date
Manage public holidays worldwide. audit global events and calendars via AI.
Bring your own AI
Change the model, client or framework. Keep Calendar Converter connected.
-
Claude -
ChatGPT -
Gemini -
Cursor -
VS Code -
Windsurf -
ZCode -
Cline -
Zed -
Continue -
Kiro -
Roo Code -
Zencoder -
Goose -
Void -
Augment Code -
Amp -
Qodo -
Tabnine -
Pieces -
Sourcegraph Cody -
JetBrains -
Warp -
Amazon Q -
Antigravity -
BoltAI -
Raycast -
Jan -
LM Studio -
AnythingLLM -
Open WebUI -
Msty -
Cherry Studio -
LibreChat -
TypingMind -
Chorus -
5ire -
n8n -
LangChain -
LlamaIndex -
CrewAI -
Vercel AI SDK
Before you connect
Questions about Calendar Converter.
The practical details behind the request, access and result.
Can the Calendar Converter handle religious calendars like the Hijri?
Yes, it supports the Hijri (Islamic) calendar along with many others, making it easy to convert dates for diverse cultural contexts.
Does the Calendar Converter work for historical Japanese dates?
Yes, it includes the Japanese Era system, so you can find out which era a specific date belongs to.
Can I use this to find Chinese Zodiac animals?
Yes, you can use it to get metadata for specific years, including the Chinese Zodiac animal.
How many different calendars does the Calendar Converter support?
It supports over 15 different systems, including Gregorian, Julian, Persian, Hebrew, Buddhist, and more.
Can I convert a date into a Unix timestamp?
Yes, you can provide any supported calendar date, and it will return the precise Unix epoch.
Is the Calendar Converter good for academic research?
It's perfect for researchers who need to sync events across different historical or cultural timekeeping systems accurately.
Which calendar systems are supported?
The server supports over 15 systems, including Gregorian, Julian, Islamic (Hijri), Hebrew, Persian (Solar Hijri), Buddhist, Chinese, Ethiopian, Coptic, Indian National, Japanese Era, Thai Solar, and Unix timestamps.
How can I see the Chinese Zodiac for a specific year?
You can use the get_calendar_context capability with calendarType set to 'chinese' and provide the desired year.
Can I convert a Unix timestamp to multiple calendars at once?
Yes, by using the expand_unix capability and providing a JSON array of the target calendar types you wish to expand into.
One connection away
Give your agent a direct line to Calendar Converter.
Connect Calendar Converter once. Keep it beside 6,100+ managed Connectors when the next task needs more.
Explore every Connector No credit card required · Free tier available