One Rep Max Calculator

One Rep Max Calculator MCP Connector for Claude

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Estimate 1RM using multiple models and generate structured warm-up routines.

3 tools Official Updated Oct 1, 2026 Official Vinkius Partner

This MCP server provides advanced strength estimation tools for lifters. Use estimate_one_rep_max to predict your maximum lift based on submaximal sets using Epley, Brzycki, Lander, Lombardi, and O'Conner models. You can also use generate_warmup_routine to create progressive warm-up sets from 40% to 80% intensity, or lookup_strength_standards to find benchmarks for squat, bench press, deadlift, and overhead press (OHP).

1rmweightliftingfitness-trackerstrength-standardspowerlifting

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

lookup_strength_standards

Lookup standardized strength benchmarks

estimate_one_rep_max

Estimate 1RM using multiple formulas

generate_warmup_routine

Generate a structured warmup routine

See how to talk to your AI agent using One Rep Max Calculator.

Calculate my 1RM for 100kg at 5 reps.

Your average estimated 1RM is 114.6 kg. The intensity table ranges from 100% (114.6 kg) down to 50% (57.3 kg).

Generate a warm-up routine for a 300 lb target 1RM.

Your warm-up routine includes sets at 120 lbs, 150 lbs, 180 lbs, 210 lbs, and 240 lbs with increasing rest intervals.

What is the strength standard for a 90kg male doing a deadlift?

The benchmark for an intermediate lifter in the 90kg weight class is 165 kg.

The tool averages five different mathematical models to provide a reliable prediction based on your submaximal performance.

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