
Connect One Rep Max Calculator to ChatGPT, Claude and Gemini
Set it up once and it works in ChatGPT, Claude, Cursor, and any other client you love. It all runs safely in the background, so you can relax and focus on what really matters. Get precise strength estimates and structured warm-up sets instantly.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Your AI does the work. We keep it safe and sound.
No other AI tool gives you this. Your workflow runs in the client you already love, your account stays protected, and you decide what the agent can and cannot do. It is the whole reason to make the switch.
Each Connector lives inside our infrastructure, the same place where your workflow runs. The three things below are already part of it, working quietly in the background so you never have to think about them. Nothing to add, nothing to set up, nothing to worry about.

Each Connector runs inside its own sealed environment.
Each Connector runs inside its own sealed V8 runtime — no access to your files, your system, or other servers. A Connector never sees past its own request.
One switch stops every agent. Instantly.
One action deactivates every Connector, revokes every token, and ends every session at once. AI Governance keeps the record.
Spending limits that pause instead of surprise.
Every user keeps their own connections and credentials, isolated from everyone else. Anything that would cross your spending limit is held for your approval, not billed.
Three controls, built into the layer your AI connects through.
Curated set · 3 capabilities
We ship only the actions that matter.
01-03
3 capabilities in this set.
Part of 3 available through One Rep Max Calculator.
- 01
Lookup strength standards
This capability checks standardized strength benchmarks. Use it to see how your lifts compare to established industry standards.
- 02
Estimate one rep max
This capability calculates your predicted 1RM. It uses five different models, including Epley and Lombardi, to give you a reliable estimate from your submaximal sets.
- 03
Generate warmup routine
This capability builds a structured warm-up. It creates a series of progressive sets ranging from 40% to 80% of your target intensity.
Real work
What teams actually run
Predicting Maxes
Input your recent set of 5 reps to find your estimated 1RM using the Epley or Brzycki models.
Pre-lift Preparation
Ask for a warm-up routine before a heavy squat session to ensure you hit the right intensity increments.
Progress Tracking
Compare your current bench press against strength standards to see your lifting category.
Training Programming
Use the calculated 1RM to feed into your broader training plans within your AI client.
Automate a task
Put One Rep Max Calculator to work on one thing.
Step-by-step automations your AI runs through this Connector: the workflow, the prompts to start with, and the exact capabilities behind each move.
One connector, every AI
One Rep Max Calculator works with the most popular AI clients.
These are the most popular clients, each with a step-by-step guide: one link, set up once, with governance and visibility built in. And because everything runs on the MCP standard, the same connection also works in any other compatible client — nothing to rebuild.
Claude
ChatGPT
Gemini
Perplexity
Grok
Microsoft Copilot
Cursor
VS Code
Windsurf
JetBrains
Cline
LangChain
Vercel AI SDK
Lovable
Z.ai
Raycast
Qwen Code
Kimi Code
Le ChatBuilding your own app? The connector is yours to use.
You don't need a client to put One Rep Max Calculator to work: the same hosted connection plugs into your own applications and agent code, with the same governance on every request. Build with it, chat with it — one connection for both.
Observed, not estimated
702ms average. Fast in production.
One Rep Max Calculator is checked daily against the live service.
- Fastest day
- 551ms
- Slowest day
- 883ms
- 14-day trend
- Slowing+20%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 3 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of One Rep Max Calculator, so you can see the experience inside your AI.
It does not authenticate your account with One Rep Max Calculator. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
One Rep Max Calculator Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_XKurfWTd774frZPUv4mWAuarI6C0tvKxTv5rEy9F/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — One Rep Max Calculator capabilities are ready to use.
{
"mcpServers": {
"one-rep-max-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_XKurfWTd774frZPUv4mWAuarI6C0tvKxTv5rEy9F/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
Guided setup for Claude? Set up One Rep Max Calculator in Claude and other AIs
Who it's for
Built for the work One Rep Max Calculator owners hand off.
This MCP is built for anyone serious about tracking and progressing their strength training.
- 01
Powerlifters
Use the AI to quickly calculate 1RM shifts and plan heavy training days.
- 02
Strength Coaches
Hand off the math of warm-up programming and benchmark checking to your agent.
- 03
Fitness Enthusiasts
Get instant feedback on your strength levels relative to global standards.
FAQ
Questions One Rep Max Calculator owners ask.
- 01
Which formulas does this MCP use for 1RM?
It uses Epley, Brzycki, Lander, Lombardi, and O'Conner models to provide various estimates.
- 02
Can I use this to plan my warm-ups?
Yes, you can use the generate_warmup_routine capability to create sets from 40% to 80% intensity.
- 03
What lifts are covered by the strength standards?
The capability provides benchmarks for the squat, bench press, deadlift, and overhead press.
- 04
Do I need to install anything on my computer?
No, Vinkius hosts the MCP, so you just connect your client once and it is ready to use.
- 05
Is this compatible with Cursor or Windsurf?
Yes, it works with any MCP-compatible client including Claude, Cursor, and Windsurf.
- 06
How accurate are the 1RM estimates?
The capability averages five different mathematical models to provide a reliable prediction based on your submaximal performance.
- 07
What lifting movements are supported?
You can look up standards for squat, bench press, deadlift, and overhead press (OHP).
- 08
Can I generate a warm-up plan?
Yes, by providing your target 1RM, the capability generates five progressive sets from 40% to 80% intensity.
Explore
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Connect One Rep Max Calculator to Claude, Cursor, ChatGPT & more
