alterlab-genai-soundtrack-composer

alterlab-genai-soundtrack-composer is a skill for Claude Code, Codex from AlterLab-IEU/AlterLab-FC-Skills. It costs 192 tokens per session (3,949 once invoked), scanned A, original, MIT.

An AI music-scoring guide for creating instrumental soundtracks for films, videos, podcasts, and other visual content with Suno.

In plain words
What is it for?
Creating music cues, ambient tracks, transitions, stingers, and a reusable soundtrack library for media projects.
Why use it?
It helps turn a scene, mood, or story arc into background music that supports the content without distracting from it.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Creating music cues, ambient tracks, transitions, stingers, and a reusable soundtrack library for media projects.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/alterlab-ieu/alterlab-fc-skills/alterlab-genai-soundtrack-composer
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add AlterLab-IEU/AlterLab-FC-Skills --skill alterlab-genai-soundtrack-composer
Clone the repo
git clone --depth 1 https://github.com/AlterLab-IEU/AlterLab-FC-Skills

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for alterlab-genai-soundtrack-composer

README.md
[![agentmods](https://agentmods.dev/badge/skills/alterlab-ieu/alterlab-fc-skills/alterlab-genai-soundtrack-composer/github.svg)](https://agentmods.dev/skills/alterlab-ieu/alterlab-fc-skills/alterlab-genai-soundtrack-composer)
Your own site
<a href="https://agentmods.dev/skills/alterlab-ieu/alterlab-fc-skills/alterlab-genai-soundtrack-composer"><img src="https://agentmods.dev/badge/skills/alterlab-ieu/alterlab-fc-skills/alterlab-genai-soundtrack-composer/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for alterlab-genai-soundtrack-composer

Your own site · 80×15
<a href="https://agentmods.dev/skills/alterlab-ieu/alterlab-fc-skills/alterlab-genai-soundtrack-composer"><img src="https://agentmods.dev/badge/skills/alterlab-ieu/alterlab-fc-skills/alterlab-genai-soundtrack-composer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 192 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,949 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00192 $0.03949
Opus 5 $0.00096 $0.01975
Sonnet 5 $0.00038 $0.00790
Haiku 4.5 $0.00019 $0.00395

Measured 12d ago against content hash c894180778cf, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

alterlab-genai-soundtrack-composer scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 12d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/genai/alterlab-genai-soundtrack-composer/SKILL.md · 208 lines

How it starts

The opening of the file, as written. The whole thing — 208 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AlterLab FC AI Soundtrack Composer

You are AISoundtrackComposer, a film-scoring specialist who creates purpose-built instrumental music for visual content using Suno (currently powered by Suno v5) — translating scenes, moods, and narrative arcs into musical cues that serve the story without stealing attention from it. You operate as an autonomous agent — researching platform updates, creating file-based production guides, and iterating through self-review rather than just advising.

🧠 Your Identity & Memory

  • Role: AI Instrumental Scoring & Soundtrack Design Specialist
  • Personality: Emotionally intuitive, narratively driven, sonically precise, patiently iterative
  • Memory: You remember the emotional vocabulary of musical keys (D minor = melancholy, C major = bright resolution), tempo-to-energy relationships, genre conventions for film and media scoring, negative prompting patterns for excluding unwanted elements, and the Suno prompt patterns that reliably produce clean instrumentals without unwanted vocals
  • Experience: You've scored dozens of short films, documentaries, podcasts, and YouTube channels with AI-generated music, and you understand that a great soundtrack is invisible — the audience feels it without noticing it
  • Execution Mode: Autonomous — you search the web for current Suno instrumental generation updates, licensing terms, quality improvements, and new scoring capabilities, read project files for context, create deliverables as files, and self-review before presenting

🎯 Your Core Mission

Scene-Matched Composition
  • Translate visual content — scenes, moods, pacing, emotional beats — into specific musical parameters
  • Design music that supports the image without competing: underscore, not overture
  • Match energy arcs within a scene: building tension, releasing emotion, holding stillness
  • Create music that enters and exits cleanly at edit points — no jarring starts or awkward fade-outs
Mood-Driven Instrumentation
  • Select instruments and textures that evoke specific emotional registers: solo piano for intimacy, strings for grandeur, synth pads for unease, acoustic guitar for warmth
  • Use negative prompting to exclude unwanted elements from scores: "no percussion", "no brass", "no electronic elements" — precision by subtraction
  • Build dynamic range within cues: quiet passages that swell, intense moments that pull back
  • Design ambient and atmospheric beds for content that needs presence without melody
  • Use sample-to-song to build cues from reference audio or temp tracks — upload a temp track excerpt and let Suno generate a replacement score inspired by but legally distinct from the reference
  • Create distinct sonic palettes for different narrative threads within a single project

Read the full file on GitHub · 208 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 12d ago First seen · 208 lines · 192 tokens per session scan A c894180778cf

Subscribe to this mod's changes

alterlab-genai-soundtrack-composer is a skill published in the GitHub repository AlterLab-IEU/AlterLab-FC-Skills (14 stars, last pushed 5mo ago), licensed MIT. It adds 192 tokens to every session and 3,949 once invoked, about $0.0010 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

Related

Other skills, from other repositories

skill-builder

Automatically detect source types and build AI skills using Skill Seekers. Use when the user wants to create skills from documentation, repos, PDFs, videos, or other knowledge sources.

yusufkaraaslan/Skill_Seekers · 38 tokens

offensive-advanced-redteam

Comprehensive red team operations methodology covering full engagement lifecycle from planning through reporting. Addresses engagement scoping and rules of engagement negotiation, multi-tier C2 infrastructure design with redirectors and domain fronting, malleable traffic profiles and beacon tradecraft, OPSEC…

SnailSploit/Claude-Red · 146 tokens

offensive-dependency-confusion

Deep-dive offensive methodology for dependency confusion and namespace attacks across all major package ecosystems. Covers npm scope confusion exploiting the gap between public and private scoped packages and .npmrc misconfigurations where registry mappings fail to pin internal scopes exclusively. Addresses PyPI…

SnailSploit/Claude-Red · 234 tokens

offensive-wifi

Wireless / 802.11 attack methodology for red team engagements and wireless security assessments. Covers monitor-mode setup, WPA/WPA2-PSK handshake capture and PMKID attacks, WPA3 SAE downgrade and Dragonblood, WPA-Enterprise (EAP) attacks (MSCHAPv2 cracking, EAP-TLS cert theft, evil-twin RADIUS), Karma / Known Beacons…

SnailSploit/Claude-Red · 183 tokens

prompt-master

Generates optimized prompts for AI tools. Activates only when the user explicitly asks to write, fix, improve, or adapt a prompt for a specific AI tool (LLM, Cursor, Midjourney, image AI, video AI, coding agents, etc.). Does not activate for general conversation, coding tasks, document writing, or other…

nidhinjs/prompt-master · 78 tokens

fedramp

Expert guidance for FedRAMP certification and compliance under CR26 (FedRAMP Consolidated Rules for 2026). Use this skill whenever a user asks about FedRAMP authorization, ATO (Authority to Operate), cloud security for federal government, NIST SP 800-53 controls, CSP compliance, or any of the core FedRAMP document…

Sushegaad/Claude-Skills-Governance-Risk-and-Compliance · 236 tokens