Running Splits Calculator

Running Splits Calculator MCP Connector for Claude

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Decompose target times and distances into precise pacing segments and strategies.

4 tools Official Updated Oct 1, 2026 Official Vinkius Partner

This MCP server provides specialized tools for runners to manage their pacing. Use calculate_splits_and_progress to get a full breakdown of split times and cumulative progress. Plan an acceleration strategy using calculate_negative_split_strategy to finish stronger. You can also use compare_pace_targets to check if you are on track during a run, or get_split_summary to evaluate your performance after a workout.

runningpacingfitnesstrainingathletics

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

calculate_negative_split_strategy

Generates a pacing plan where the runner progressively accelerates throughout the workout

calculate_splits_and_progress

Provides a complete breakdown of a workout including individual split times, cumulative elapsed time, and required pace per segment

get_split_summary

Provides a high-level summary of a completed workout to quickly assess performance against a goal

compare_pace_targets

Compares a user's current average pace against a theoretical target pace to determine if they are ahead or behind schedule

See how to talk to your AI agent using Running Splits Calculator.

I want to run 10km in 50 minutes. Can you give me a breakdown of my splits every 1km?

To complete 10km in 50 minutes, your target pace is 5:00 per km. Your splits will be: 1km at 5:00, 2km at 10:00, 3km at 15:00, 4km at 20:00, 5km at 25:00, 6km at 30:00, 7km at 35:00, 8km at 40:00, 9km at 45:00, and 10km at 50:00.

I've run 5km in 25 minutes. I want to finish 10km in 52 minutes. Am I on track?

Your target pace for 10km in 52 minutes is 5:12 per km. Since you have covered 5km in 25 minutes (a pace of 5:00 per km), you are currently ahead of schedule.

Help me plan a negative split for a 5km run in 25 minutes, with an acceleration factor of 1.05.

For a 5km run in 25 minutes with a 1.05 acceleration factor, your segments will progressively speed up. Your splits will be approximately: 1km at 5:18, 2km at 5:10, 3km at 5:02, 4km at 4:54, and 5km at 4:46.

You can use the `calculate_negative_split_strategy` tool to generate a plan where each segment is progressively faster than the last.

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