Karaoke Scoring Simulator

Karaoke Scoring Simulator MCP Connector for Claude

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A deterministic simulator for Japanese karaoke scoring (DAM/JOYSOUND) based on pitch, rhythm, and vibrato.

3 tools Official Updated Oct 1, 2026 Official Vinkius Partner

This MCP server provides a precise simulation of professional Japanese karaoke scoring systems like DAM and JOYSOUND. It allows AI agents to evaluate singing performance by calculating deductions for pitch and rhythm errors, applying technical bonuses for vibrato, and scaling the final result based on song difficulty. Use score_performance to get a complete breakdown of metrics, or validate_performance_inputs to ensure singer data is within valid ranges before processing.

karaokescoringmusic-techdamjoysound

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

get_difficulty_multiplier

Retrieves the scaling factor associated with a specific song difficulty level

score_performance

Calculates the final performance metrics and score based on singer accuracy and song difficulty

validate_performance_inputs

Checks if a set of performance metrics is mathematically valid before processing

See how to talk to your AI agent using Karaoke Scoring Simulator.

Calculate the score for a singer with 90% pitch accuracy, 85% rhythm accuracy, 4 vibrato instances, and a song difficulty of 3.

The performance results are: pitch deduction of 5.0, rhythm deduction of 4.5, vibrato bonus of 2.0, and a final score of 93.

What is the difficulty multiplier for a song with difficulty level 5?

The multiplier for difficulty level 5 is 1.1.

Check if these metrics are valid: pitch 105%, rhythm 90%, vibrato 2, difficulty 3.

The metrics are invalid. The pitch accuracy percentage must be between 0 and 100.

The score starts at 100, subtracts deductions for pitch and rhythm accuracy, adds a vibrato bonus (up to 10), and applies a multiplier based on the song difficulty level.

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