API Ninjas MCP Server
Access fitness, health and nutrition tools — search exercises, calculate calories, body fat, BMR, TDEE and get nutrition info.
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What is the API Ninjas MCP Server?
The API Ninjas MCP Server gives AI agents like Claude, ChatGPT, and Cursor direct access to API Ninjas via 8 tools. Access fitness, health and nutrition tools — search exercises, calculate calories, body fat, BMR, TDEE and get nutrition info. Powered by the Vinkius - no API keys, no infrastructure, connect in under 2 minutes.
Built-in capabilities (8)
Tools for your AI Agents to operate API Ninjas
Ask your AI agent "Find chest exercises for beginners." and get the answer without opening a single dashboard. With 8 tools connected to real API Ninjas data, your agents reason over live information, cross-reference it with other MCP servers, and deliver insights you would spend hours assembling manually.
Works with Claude, ChatGPT, Cursor, and any MCP-compatible client. Powered by the Vinkius - your credentials never touch the AI model, every request is auditable. Connect in under two minutes.
Why teams choose Vinkius
One subscription gives you access to thousands of MCP servers - and you can deploy your own to the Vinkius Edge. Your AI agents only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure and security, zero maintenance.
Build your own MCP Server with our secure development framework →Vinkius works with every AI agent you already use
…and any MCP-compatible client
API Ninjas MCP Server capabilities
8 toolsRequires weight (kg), height (cm), age and gender. Returns BMR value in calories/day. Calculate Basal Metabolic Rate
Requires waist, neck and height measurements (in cm). For women, also requires hip measurement. Returns body fat percentage and category (lean, fitness, acceptable, obese). Estimate body fat percentage
Requires activity name, weight (kg) and duration (minutes). Returns activity name, duration, calories burned and MET value. Calculate calories burned for an activity
Supports filtering by name, type (cardio, olympic_weightlifting, plyometrics, powerlifting, strength, stretching, strongman), muscle (abdominals, abductors, adductors, biceps, calves, chest, forearms, glutes, hamstrings, lats, lower_back, middle_back, neck, quadriceps, traps, triceps) and difficulty (beginner, intermediate, expert). Returns exercise name, type, muscle worked, equipment needed, difficulty level and step-by-step instructions. Search exercises by name, type, muscle or difficulty
Returns calories, protein, carbohydrates, fat, saturated fat, cholesterol, sodium, potassium, fiber and sugar per 100g serving. Get nutrition info for a food item
Returns recommended sleep range and whether current sleep is adequate. Get recommended sleep duration
Requires step count and optionally weight (kg), height (cm), age and gender for more accurate calculations. Calculate calories and distance from steps
Requires weight (kg), height (cm), age, gender and activity level. Returns TDEE value in calories/day with breakdown by activity level. Calculate Total Daily Energy Expenditure
What the API Ninjas MCP Server unlocks
Connect to API Ninjas and access a comprehensive suite of health and fitness tools through natural conversation.
What you can do
- Exercise Search — Search 1000+ exercises by name, type, muscle group and difficulty with step-by-step instructions
- Calories Burned — Calculate calories burned for various activities based on weight and duration
- Body Fat — Estimate body fat percentage using the US Navy method
- BMR & TDEE — Calculate Basal Metabolic Rate and Total Daily Energy Expenditure
- Nutrition — Get nutritional info for any food item (calories, protein, carbs, fat)
- Sleep — Get recommended sleep duration based on age and gender
- Steps — Calculate calories burned and distance from step count
How it works
1. Subscribe to this server
2. Enter your API Ninjas API Key (free registration)
3. Start exploring health data from Claude, Cursor, or any MCP-compatible client
Who is this for?
- Fitness Enthusiasts — discover exercises, track calories and calculate fitness metrics
- Personal Trainers — find exercises by muscle group, calculate client BMR and TDEE
- Nutritionists — look up nutritional info for food items and estimate body fat
Frequently asked questions about the API Ninjas MCP Server
How do I get an API Ninjas key?
Sign up for free at api-ninjas.com/register. Free tier includes 10,000 requests/month.
What exercises are available?
The database includes 1000+ exercises covering cardio, strength training, stretching, plyometrics, powerlifting, Olympic weightlifting and strongman. Each exercise includes step-by-step instructions and equipment needed.
How can I calculate my daily calorie needs?
Use the calculate_bmr tool to find your Basal Metabolic Rate, then multiply it by your activity level to get your TDEE (Total Daily Energy Expenditure). This tells you exactly how many calories you need to maintain your current weight.
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Connect API Ninjas with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
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Give your AI agents the power of API Ninjas MCP Server
Production-grade API Ninjas MCP Server. Verified, monitored, and maintained by Vinkius. Ready for your AI agents — connect and start using immediately.