Metabolic Energy Estimator

Metabolic Energy Estimator MCP Connector for Claude

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Empower your AI Agent with deterministic metabolic calculations. Estimate burned calories with a local catalog of 80+ activities, calculate TDEE, and project weight loss timelines.

4 tools Official Updated Jun 28, 2026 Official Vinkius Partner

Autonomous health and fitness agents demand uncompromising metabolic accuracy. When standard LLMs attempt to estimate calories burned for a specific activity, they guess wildly. The Metabolic Energy Estimator MCP empowers your AI Agent by delegating this logic to a deterministic engine utilizing scientifically validated MET (Metabolic Equivalent of Task) values.

Core Capabilities

  • Agentic Calorie Estimation: Search a native, offline catalog of over 80 specific physical activities and calculate exact calories burned based on the user's exact weight and duration.
  • TDEE & BMR Engine: Implements the rigorous Mifflin-St Jeor equation to establish the user's Basal Metabolic Rate and Total Daily Energy Expenditure without sending health metrics to the cloud.
  • Weight Loss Projection: Compute the exact number of days and weeks required to hit a target weight given a precise daily caloric deficit, complete with safety warnings.
metabolic-calculationfitness-trackingtdeeweight-losshealth-dataactivity-tracking

4 tools expose this connector's capabilities to your AI agent.

calculate_tdee

Calculates Total Daily Energy Expenditure (TDEE) and Basal Metabolic Rate (BMR) using the Mifflin-St Jeor equation

estimate_calories_burned

You MUST provide an activityId found via search_activity_catalog. Calculates exactly how many calories are burned doing a specific physical activity based on weight and time

search_activity_catalog

Searches the deterministic local catalog for activities and their exact MET values

calculate_weight_loss_projection

1kg of fat = 7700 calories. Projects how many days and weeks it will take to reach a target weight based on a daily calorie deficit

See how to talk to your AI agent using Metabolic Energy Estimator.

I weigh 80kg and ran moderately for 45 minutes. How many calories did I burn?

Using the search_activity_catalog and estimate_calories_burned tools: The activity 'run_moderate' has a MET of 9.8. You burned approximately 588 calories.

I am a 30-year-old male, 180cm, 85kg, with a sedentary lifestyle. What is my TDEE?

Using the calculate_tdee tool: Your BMR is 1830 kcal/day and your Total Daily Energy Expenditure (TDEE) is roughly 2196 kcal/day.

I weigh 90kg and want to reach 80kg with a 500 calorie daily deficit. How long will it take?

Using the calculate_weight_loss_projection tool: To lose 10kg, you need to burn 77,000 calories. At a 500/day deficit, it will take exactly 154 days (22 weeks).

The estimate_calories_burned tool uses the standard metabolic formula: Calories = MET * weight(kg) * time(hours). It pulls the exact MET value from its internal activity catalog.

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