MadGraph Amplitude Calculator

SkillDev tools

MadGraph matrix element calculation skill for BSM physics, cross-section computation, and event generation

Instructions available. Your AI can read the instructions. Execution depends on the setup they require.

Account requirements not reviewed. Check the skill instructions before use; ahel provides instructions and does not run this skill.

Add ahel to your AI once: Claude, ChatGPT, Cursor, Claude Code or Codex. Then ask it to use this.

Then ask your AI: use the MadGraph Amplitude Calculator skill

What this skill tells your AI

The instructions your AI receives, as published by a5c-ai/babysitter in library/specializations/domains/science/physics/skills/madgraph-amplitude-calculator/SKILL.md and read by ahel’s review.

Purpose

Provides expert guidance on MadGraph matrix element calculations for BSM physics, including UFO model import, NLO calculations, and shower matching.

Capabilities

UFO model import and validation
Process generation and optimization
NLO calculation setup
Parton-level event generation
Shower matching with Pythia/Herwig
Cross-section extraction with uncertainties

Usage Guidelines

Model Import: Import UFO models for BSM physics
Process Generation: Generate matrix elements for desired processes
NLO Corrections: Configure NLO calculations when needed
Matching: Set up shower matching for hadronization
Uncertainties: Evaluate scale and PDF uncertainties

Tools/Libraries

MadGraph5_aMC@NLO
UFO models
FeynRules

Signals

GitHub stars: 2k
Forks: 112
Last commit: Sep 2026

Advanced

Item type: skill
Key: madgraph-amplitude-calculator
Source: github.com/a5c-ai/babysitter

github.com/a5c-ai/babysitter