Atlas capability 7

Create Characters, Worlds, and Role-Play

Help me enter another perspective or imagined world.

Create persistent characters, lore, multi-character conversation, role-play, scenarios, and interactive worlds while keeping simulation distinct from testimony.

SillyTavern is especially useful here because it exposes the assembly: model, character card, lore, memory, images, voices, and multi-character orchestration remain visible choices.

What this can include

  • Define character personality, motivation, knowledge, and boundaries.
  • Maintain character, relationship, and world memory.
  • Create several interacting characters or perspectives.
  • Build settings, cultures, histories, lore, and rules.
  • Improvise scenes and conduct scenario practice.
  • Add voices, portraits, animation, and participant choices.
01

See It

Meet two prepared fictional characters with visible role and knowledge boundaries.

02

Try It

Create a character card and short lorebook, then test where the character breaks consistency.

03

Build It

Assemble a multi-character experience using models, memory, lore, voice, images, moderation, and evaluation.

Current tool map · checked August 13, 2026

Tools that may help

These are representative options, not rankings or endorsements. Prices are dated United States dollar orientations; open the official page before choosing or paying.

Blender Foundation

Blender

A complete open-source 3D suite for modeling, animation, simulation, rendering, compositing, and video.

Cost snapshot
Free and open source under the GNU GPL.
Good fit
technical; See It, Try It, Build It
Access
desktop, local

Character.AI

Character.AI

A hosted service for creating and chatting with fictional or role-based characters.

Cost snapshot
Free tier; a stable first-party USD paid entry price was not confirmed.
Good fit
beginner; See It, Try It, Build It
Access
web, mobile

OpenAI

ChatGPT

A general multimodal assistant for questions, sources, writing, images, data, voice, and connected work.

Cost snapshot
Free tier; Go $8/month in the US, Plus $20/month, and Pro $200/month. API usage is separate.
Good fit
beginner; See It, Try It, Build It
Access
web, desktop, mobile, api

Anthropic

Claude

A general assistant for source work, analysis, writing, coding, and long-form collaboration.

Cost snapshot
Free tier; Pro $20/month, Max 5x $100/month, and Max 20x $200/month. API billing is separate.
Good fit
beginner; See It, Try It, Build It
Access
web, desktop, mobile, api

Comfy Org

ComfyUI

A node-based local workflow system for assembling generative image, audio, and video models.

Cost snapshot
Free open-source software; models, hardware, hosted compute, and third-party nodes may add costs.
Good fit
technical; See It, Try It, Build It
Access
desktop, local, api

ElevenLabs

ElevenLabs

Text-to-speech, voice conversion, authorized cloning, dubbing, sound effects, and audio APIs.

Cost snapshot
Free tier; Starter $5/month. Usage is credit-metered.
Good fit
guided beginner; See It, Try It, Build It
Access
web, api

xAI

Grok

xAI’s assistant for conversation, reasoning, current public conversation, images, voice, and API work.

Cost snapshot
Free access appears available; a stable first-party consumer USD entry price was not confirmed. API pricing is model-specific.
Good fit
beginner; See It, Try It, Build It
Access
web, mobile, api

HeyGen

HeyGen

A hosted system for avatar presenters, lip-synced video, translation, dubbing, and video APIs.

Cost snapshot
Free tier advertised; a stable public self-serve USD entry price was not confirmed.
Good fit
beginner; See It, Try It, Build It
Access
web, api

Inworld

Inworld

APIs and development tools for interactive characters, voices, and agent-driven experiences.

Cost snapshot
Usage-credit pricing; a stable public USD entry amount was not confirmed.
Good fit
technical; See It, Try It, Build It
Access
web, api

LM Studio

LM Studio

A desktop application for downloading and running compatible language models locally with chat and a local API.

Cost snapshot
Free download shown; no paid entry price confirmed.
Good fit
technical; See It, Try It, Build It
Access
desktop, local, api

Meshy

Meshy

An AI service for generating and texturing 3D models from text or images.

Cost snapshot
Free credits or tier shown; a stable public USD paid entry price was not confirmed.
Good fit
guided beginner; See It, Try It, Build It
Access
web, api

Midjourney

Midjourney

A hosted image and short-video generation environment with a strong visual exploration workflow.

Cost snapshot
No free tier stated; Basic plan $10/month.
Good fit
guided beginner; See It, Try It, Build It
Access
web

Obsidian

Obsidian

A local Markdown knowledge base that can connect notes, sources, plugins, and AI-assisted workflows.

Cost snapshot
Core app is free for personal and commercial use; Sync, Publish, and some services are separately priced.
Good fit
guided beginner; See It, Try It, Build It
Access
desktop, mobile, local

Ollama

Ollama

A local model runner and API for downloading, serving, and integrating compatible language models.

Cost snapshot
Free open-source runner; hardware and model licenses are separate.
Good fit
technical; See It, Try It, Build It
Access
desktop, local, api

Pika

Pika

A prompt- and image-to-video tool for short clips, effects, and stylized transformations.

Cost snapshot
Free tier; a stable public USD paid entry price was not confirmed.
Good fit
beginner; See It, Try It, Build It
Access
web

Runway

Runway

A creative suite for generative image, video, audio, effects, and media editing.

Cost snapshot
Free tier with 125 one-time credits; Standard $12/month when billed annually.
Good fit
guided beginner; See It, Try It, Build It
Access
web

SillyTavern

SillyTavern

A self-hosted assembly environment connecting language models, characters, lore, memory, images, voices, and group chats.

Cost snapshot
Free open-source interface; model, voice, image, and API providers may add separate costs.
Good fit
technical; See It, Try It, Build It
Access
desktop, local, api

Synthesia

Synthesia

An enterprise-oriented avatar-video platform for scripted presenters and multilingual content.

Cost snapshot
Free access or trial and a stable public USD entry price were not confirmed.
Good fit
beginner; See It, Try It, Build It
Access
web, api

Interactive Fiction Technology Foundation

Twine

A free open-source authoring tool for branching stories, interactive fiction, and choice-driven learning experiences.

Cost snapshot
Free open-source software.
Good fit
guided beginner; See It, Try It, Build It
Access
web, desktop, local

Unity

Unity

A real-time 2D and 3D engine for games, simulations, interactive experiences, and spatial applications.

Cost snapshot
Unity Personal is free for eligible users; current paid plan price was not confirmed.
Good fit
technical; See It, Try It, Build It
Access
desktop, local

Epic Games

Unreal Engine

A high-end real-time 3D engine for games, virtual production, visualization, simulation, and spatial work.

Cost snapshot
Free download; royalties, seats, and commercial terms depend on the license route and project.
Good fit
technical; See It, Try It, Build It
Access
desktop, local

Run this even when the list looks current

Find current tools and prices

Product names, access, plans, and limits change. Copy this prompt into an assistant with current web access.

I want to create a bounded character or role-play experience, including memory, lore, voices, safety boundaries, and clear distinction between simulation and authentic testimony for a curiosity event or learning project. Find useful tools that are available today. Assume I may not be technically experienced. Prefer official product, documentation, and pricing pages. For each tool include a plain-language description, the easiest first step, access method, required account or installation, free plan or trial, current consumer subscription price, current API or credit cost, important limits, privacy and data-use considerations, output ownership, and direct official links. Separate subscriptions from usage pricing. Show United States dollar prices, state the date checked, label anything unconfirmed instead of guessing, and remind me to verify the official pricing page before spending money.

Trust boundary

Human judgment remains in charge.

A simulated historical or expert voice is an authored perspective. It must never be presented as the person, the culture, or the evidence itself.