Sleep Cycle Calculator MCP. Stop waking up groggy. Plan your perfect rest cycle.
Sleep Cycle Calculator helps you find ideal wake-up and bedtime windows based on your body's natural sleep rhythms. It calculates optimal times using full 90-minute cycles, factoring in a typical 15-minute latency period so you don't wake up groggy. Use this MCP to optimize rest periods and align your schedule with your biology.
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Calculates the best wake-up times given a planned bedtime.
Figures out when you should fall asleep to meet a specific required wake-up time.
Checks if the total sleep duration you plan falls into optimal or insufficient categories.
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What AI agents can do with Sleep Cycle Calculator: 3 Tools
These tools help you calculate optimal sleep timing, assessing if a duration is sufficient or recommending the best bedtimes for specific wake-up times.
Make your AI actually useful.
Add this MCP to Claude, Cursor, or Windsurf and your AI stops guessing. It gets real tools to look things up, take action, and handle the stuff you keep doing by hand.
Start using Sleep Cycle Calculator MCPCalculate Bedtimes
Gets ideal bedtime options based on a required wake-up time.
Calculate Wake Times
Calculates potential wake-up times if you know your planned bedtime.
Assess Sleep Window
Determines whether a given total sleep duration is considered optimal for human rest.
Security and governance baked right in.
Pick your AI client below to get set up. Just create a Vinkius account, subscribe, and you're instantly up and running. We handle the entire backend infrastructure, delivering out-of-the-box support for HTTPS Streamable, SSE, and OAuth2—zero messy routing required.
Claude AI
Open Claude Settings
Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.
Add Custom Connector
Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL:
https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp
Replace [YOUR_TOKEN_HERE] with your token
from cloud.vinkius.com. For OAuth-protected servers, expand
Advanced settings to add credentials.
Start a conversation
Open a new chat. The Sleep Cycle Calculator integration is available immediately — no restart needed.
Choose How to Get Started
Build a custom MCP for your own tools, or connect a ready-made integration from our catalog.
Build Your Own
Turn any API into an MCP. Import a spec, define Agent Skills, or deploy with MCPFusion.
- Import from OpenAPI, Swagger, or YAML specs
- Create Agent Skills with progressive disclosure
- Deploy to edge with MCPFusion framework
- Built in DLP, auth, and compliance on each call
- Real time usage dashboard and cost metering
- Publish to catalog or keep private
Make Your AI Do More
Start with Sleep Cycle Calculator, then connect any of our 5,200+ other servers whenever your AI needs more. One click, no limits.
- Use this MCP plus 5,200+ others, all in one place
- Add new capabilities to your AI anytime you want
- Connections are secured and governed automatically
- Track usage and costs across all your servers
- Works with Claude, ChatGPT, Cursor, and more
- New servers added to the catalog weekly
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The struggle of calculating true rest cycles manually.
Right now, if you need to plan your sleep around an important meeting, you're stuck in a loop. You look up basic sleep cycle math—90 minutes—and try to work backward from your required wake-up time. Then you have to manually factor in the 15-minute latency period and figure out which combination of cycles actually works for your schedule. It’s tedious, prone to errors, and leaves you guessing about whether a simple 7 hours is truly 'enough.'
With this MCP, that math just disappears. You tell your agent what time you need to wake up, or when you're going to bed. The tool handles the complex cycle calculation and latency adjustment instantly. It delivers precise, actionable timing advice so you can stop guessing and start sleeping better.
Calculate ideal times with calculate_bedtimes.
Before this MCP, planning your night meant picking a random bedtime hoping it worked. You'd set an alarm for 7:00 AM and just assume you fell asleep enough time before that to wake up properly. If the required wakeup time was early, you often ended up sacrificing quality sleep just to meet the clock.
Now, using calculate_bedtimes gives you precise windows. It doesn't just tell you 'before 7:00 AM'; it tells you *when* you need to be asleep—like 23:15 or 04:15—to wake up feeling refreshed and ready.
What Sleep Cycle Calculator MCP does for your AI
Tired of setting alarms that wake you halfway through deep sleep? This MCP helps you plan your rest around your body’s natural 90-minute cycles. Instead of picking random times, it calculates optimal windows so when your alarm goes off, you're naturally finishing a sleep cycle, minimizing grogginess and maximizing recovery.
You can use the tool to figure out ideal wake-up slots based on when you plan to go to bed. Need to make sure you get enough rest for a specific meeting? Just tell it what time you need to wake up, and it figures out when you should start your night.
It even assesses if the total sleep duration you're aiming for is actually sufficient or optimal. Finding this kind of scheduling math used to require looking up complex formulas online; now, connecting through Vinkius makes accurate rest planning available right where you work.
019f0489-8016-71f6-a6b5-5be7109c9acb 
How to set up Sleep Cycle Calculator MCP
The bottom line is you get mathematically optimized sleep schedules that fit your life.
Tell your AI client what time you need to wake up, or when you plan to start your bedtime.
The MCP processes this input, running the necessary calculations for 90-minute cycles and latency periods.
It returns a list of ideal times—either suggested bedtimes or recommended wake-up windows.
Who uses Sleep Cycle Calculator MCP
This MCP is for anyone whose schedule depends on consistent, high-quality rest. Think shift workers who need to coordinate sleep with demanding jobs, students cramming for finals, or executives managing intense travel schedules. You're the person who knows that 'getting enough sleep' isn't just about counting hours.
Needs to calculate optimal rest periods on days when their natural circadian rhythm is fighting their schedule.
Uses it before big exams or deadlines to ensure planned sleep windows are genuinely restorative.
Calculates necessary sleep adjustments when coordinating meetings across multiple time zones and varied schedules.
Benefits of connecting Sleep Cycle Calculator MCP
Plan bedtime around required wake-ups: If you know when you need to be functional, use the calculate_bedtimes tool. It tells you exactly what time you should start winding down so you can wake up on time and ready.
Minimize morning grogginess: Use calculate_wake_times to see all your ideal options if you set a bedtime. You'll pick a cycle that puts you at the natural end of a sleep phase, not in the middle of one.
Verify total rest duration: Don't trust simple math. run assess_sleep_window to check if 480 minutes is actually enough for deep recovery or if you need more time.
Save planning time: Instead of manually calculating complex cycles and latency, your AI client handles all the math instantly, letting you focus on what needs doing with your rest period.
Adapt to irregular schedules: Whether you're dealing with travel or late shifts, this MCP ensures your sleep schedule always aligns with biological reality.
Sleep Cycle Calculator MCP use cases
The transatlantic traveler needs a quick bedtime fix.
A consultant landing in London at 9 AM knows they need to wake up by 7 AM local time, but wants to know what time she should even start preparing for sleep. She asks her agent to calculate_bedtimes using the target 7:00 AM wake-up time, instantly getting three optimal bedtime options (like 1:45 AM or 4:15 AM) that keep her aligned with natural cycles.
The student needs a guaranteed good night's sleep.
A college student has an 8-hour block of study time and estimates she will only get 360 minutes of sleep. She runs assess_sleep_window with 360 minutes and the system correctly flags it as insufficient, prompting her to adjust her schedule before she even hits the pillow.
The shift worker needs a reliable wake-up time.
A hospital orderly has to be awake at 10:30 AM but doesn't want to feel rough. They ask their AI client about calculate_wake_times based on an 8 PM bedtime, and the tool returns ideal windows like 12:45 PM or 02:15 PM, giving them reliable options that respect natural sleep cycles.
Coordinating rest across different zones.
A manager is planning a team retreat and needs everyone to be ready for an early start. She uses calculate_bedtimes with the target wake-up time of 6:30 AM, ensuring that every required arrival date has a recommended bedtime that maximizes quality sleep.
Sleep Cycle Calculator MCP tradeoffs
What to watch out for, and the recommended way to handle each one.
Calculating manually in a spreadsheet
Trying to calculate wake times by simply subtracting 90-minute blocks from the desired time, and forgetting to account for the initial latency period.
Use calculate_wake_times. This MCP automatically handles the full cycle math and the necessary sleep latency factor so you get accurate options without manual effort.
Relying on generic health articles
Reading an article that says 'try to get 7-9 hours of sleep' but gives no specific timing recommendations, leaving the user guessing which time slot will be optimal.
Use assess_sleep_window. Give it your actual total minutes, and the tool tells you if that duration is scientifically classified as Optimal or insufficient.
Using basic calendar reminders
Setting an alarm for 'wake up at 7 AM' without considering when the user went to bed. This often results in waking mid-cycle, leading to severe grogginess.
Use calculate_bedtimes first. By figuring out your ideal bedtime based on the required wake time, you make sure your entire night is optimized for quality rest.
When to use Sleep Cycle Calculator MCP
Use this MCP if your primary goal is scheduling physical rest and minimizing sleep inertia (groggy feelings). Specifically, use calculate_wake_times when you know your bedtime but want to find the best possible wake-up slots. Use calculate_bedtimes when you have a hard stop time (a meeting) and need to work backward for an optimal bedtime. Only run assess_sleep_window if you are comparing different total sleep durations. Don't use this MCP if you just need to track your sleep data—that requires a dedicated logging tool. Also, don't try to predict how long you will sleep; only calculate based on what duration is optimal or what bedtime fits a required wake-up time.
Frequently asked questions about Sleep Cycle Calculator MCP
Does the Sleep Cycle Calculator MCP account for latency? +
Yes. The tool automatically accounts for a standard 15-minute sleep latency period, ensuring that the calculated times are realistic to fall asleep at and wake up from.
How do I use calculate_wake_times with this MCP? +
You provide your planned bedtime. The tool then returns multiple ideal wake-up times (e.g., 01:45, 03:15) that fall at the end of a natural sleep cycle.
Is assess_sleep_window always accurate? +
It provides a classification based on established biological standards, telling you if the duration is Optimal or insufficient. It's a guideline, not a guarantee.
Can I use calculate_bedtimes to plan for an early start? +
Absolutely. If you need to wake up at 5:00 AM, the tool will recommend ideal bedtime options that allow you to hit your target wake-up time while respecting sleep cycles.
What if my schedule is highly irregular? +
You can still use this MCP. Just input your required wake-up time or planned bedtime for the day, and it will generate optimized options based on those specific inputs.
