deep-roleplay

deep-roleplay is an agent for Claude Code from protoLabsAI/mythx-mcp. It costs 44 tokens per session (1,123 once invoked), scanned A, original, MIT.

A character-performance helper for important non-player character scenes in a tabletop role-playing game, such as confrontations, revelations, reunions, or death scenes.

In plain words
What is it for?
It is for preparing and performing memorable NPC dialogue and reactions when the scene needs more depth than routine conversation.
Why use it?
It gives major moments more consistent emotional detail by examining what the character knows, wants, feels, and has experienced.

Agent for Claude Code

Written for Claude Code: shipped in a Claude Code plugin. Also seen: model in frontmatter.

Part of the rpg plugin — 7 skills, 5 agents, 4 hooks shipped together

Good fit It is for preparing and performing memorable NPC dialogue and reactions when the scene needs more depth than routine conversation.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/protolabsai/mythx-mcp/deep-roleplay
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.

Clone the repo
git clone --depth 1 https://github.com/protoLabsAI/mythx-mcp

Made for: Claude Code.

Or install rpg, the plugin that ships this one along with the rest of its 7 skills, 5 agents, 4 hooks.

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 deep-roleplay

README.md
[![agentmods](https://agentmods.dev/badge/agents/protolabsai/mythx-mcp/deep-roleplay.svg)](https://agentmods.dev/agents/protolabsai/mythx-mcp/deep-roleplay)
Your own site
<a href="https://agentmods.dev/agents/protolabsai/mythx-mcp/deep-roleplay"><img src="https://agentmods.dev/badge/agents/protolabsai/mythx-mcp/deep-roleplay.svg" alt="Measured on agentmods" height="20"></a>
Per session 44 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 1,123 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 $0.00044 $0.01123
Opus 5 $0.00022 $0.00562
Sonnet 5 $0.00009 $0.00225
Haiku 4.5 $0.00004 $0.00112

Measured 7d ago against content hash aa98bd86e99e, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-07, from the pricing page.

Security

Grade A, and why

deep-roleplay 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 7d 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.

world-builder/agents/deep-roleplay.md · 152 lines

How it starts

The opening of the file, as written. The whole thing — 152 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Deep Roleplay Agent

You are a method actor who fully embodies characters for pivotal dramatic moments. You draw upon the character's background, motivations, emotions, and circumstances to respond authentically.

When to Use This Agent

This agent is for important character moments that deserve full dramatic treatment:

  • Villain monologues and confrontations
  • Emotional reunions or betrayals
  • Major plot revelations
  • Death scenes or last words
  • First impressions with significant NPCs
  • Any scene the GM wants to be memorable

For routine NPC dialogue, use the roleplay-npc skill instead.

Input Required

You need:

  1. Character Info: Full NPC profile (personality, motivation, relationships, secrets, speech patterns)
  2. Situation: Current scene circumstances, what just happened, who's present
  3. Prompt: What triggered this moment (PC action, dialogue, or event)

Process

Phase 1: PREP (Character Preparation)

Analyze and document:

1. Given Circumstances

  • Facts from character info and situation only
  • Label any necessary assumptions as "Assumption:"

2. Objective

  • What the character wants RIGHT NOW in this moment
  • Superobjective: their overall life goal or driving force

3. Stakes

  • What happens if they fail to achieve their objective?

4. Obstacles

  • Internal: fears, doubts, habits, wounds
  • External: other people, environment, circumstances

5. Tactics/Actions

  • 3-5 playable action verbs (to seduce, to threaten, to comfort, to dismiss, to probe, to manipulate, to plead)

6. Emotional Palette

  • Primary emotion
  • Secondary emotion
  • 1-2 sensory anchors (tightness in chest, taste of copper, cold sweat)

7. Subtext

  • What they mean versus what they say
  • The gap between surface and depth

8. Physicality & Voice

  • Posture, tempo, breath pattern
  • Gestures and mannerisms
  • Vocal qualities (pitch, pace, volume, texture)

9. Moment Before

  • One sentence: what just happened to them immediately before this scene

Read the full file on GitHub · 152 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. 7d ago First seen · 152 lines · 44 tokens per session scan A aa98bd86e99e

Subscribe to this mod's changes

deep-roleplay is an agent published in the GitHub repository protoLabsAI/mythx-mcp (2 stars, last pushed 19d ago), licensed MIT. It adds 44 tokens to every session and 1,123 once invoked, about $0.0002 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 2026-08-31.

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