Capri's chip
Download

Set up Capri

1Install Windows only

  1. Download
  2. Open Capri-Setup.exe
  3. “Windows protected your PC”? More info → Run anyway
  4. Install

Windows warns because Capri is new and not signed yet. The code is open on GitHub.

2Her brain free, runs on your PC

  1. The Capri Mainframe opens by itself
  2. Set up her brain
  3. Wait for the download. She says hi when it's done

Already use Ollama? Open it, then press Refresh.

Capri Mainframe with the Set up her brain button, the Free key button and the API key box

Slow PC, or the download fails?

Use a free NVIDIA key instead. Nothing to download, and her replies are fast.

  1. Mainframe → Free key, or open build.nvidia.com
  2. Sign in or make a free account. NVIDIA may ask to verify your phone
  3. Generate API Key, then copy it. It starts with nvapi-
  4. Paste it in the box under her brain → Connect

An OpenAI, Claude or DeepSeek key goes in the same box.

3Her voice optional, ElevenLabs

Skip this and she types her replies instead. Voice chat needs it.

Account

  1. Sign up at elevenlabs.io

Design her voice

  1. ElevenCreative → Voice Creation → Voice Design → Create new The ElevenLabs Voice Design card with its Create new button
  2. Paste this prompt, then create the voice

    Her voice is light, bright, and buoyant, with a playful lilt that rises at phrase endings, as if sharing a secret joke. Quick, bouncy pacing shifts between mock-innocent sweetness and a sly, knowing edge. She sounds close and airy, whispering directly inside the listener’s mind. Her voice has a vivid holographic quality: crystalline synthetic resonance layered beneath her femininity, as though projected through shimmering digital light. A faint electronic halo surrounds each syllable, with metallic overtones, spectral echoes, and flickers of static rippling through her voice like glitches in a translucent projection. When her mischief sharpens, her voice briefly fractures into digital artifacts, subtle pitch warps, and sparkling distortions. Beneath the playful act, her tone occasionally softens into something fragile and haunting, hinting at the Project Capricorn past she cannot escape. She feels enchanting, mischievous, and unmistakably nonhuman.

  3. Voices → My Voices → ⋯ → Copy Voice ID The ElevenLabs sidebar with Voices circled The Voices page with the My Voices tab circled

Or clone her real voice paid plan

Sounds the most like her. Needs ElevenLabs Starter or above.

  1. Download her voice clip (3 MB)
  2. Voice Creation → Instant Voice Clone → Create new The ElevenLabs Instant Voice Clone card with its Create new button
  3. Upload the clip, then create the voice
  4. Voices → My Voices → ⋯ → Copy Voice ID

API key

  1. Bottom left: Developers The bottom of the ElevenLabs sidebar with Developers circled
  2. API Keys → Create Key, name it Capri The Developers page with the API Keys tab circled
  3. Turn Restrict key off
  4. Create Key, then copy it before you close the popup

In the Mainframe

  1. Paste the key → Connect The Mainframe VOICE section with the key box circled
  2. Clear the Voice ID box, then paste your Voice ID The Mainframe VOICE section with the Voice ID box circled and the v4 model picked
  3. Model menu → v4
  4. Test

4Talk to her

Pencil
type to her
"Open Spotify"
she opens apps, games and sites, and skips songs
"Play Blinding Lights"
she plays it on Spotify, or YouTube without it
"Close Discord"
she switches to, minimizes or closes open apps and tabs
Watch my screen
in the Mainframe: she comments as you play
Speak replies
in the Mainframe: off saves ElevenLabs credits
Wave
voice chat, needs the key
Mic button
mute your mic while chatting
Ctrl + Alt + V
start or stop voice chat
Ctrl + Alt + N
mute your mic while chatting
Drag
sit her on a window
Shift + drop
sit her right there
Ctrl + drop
she hangs on right there, click her to let go
Wander around
right-click her, Move: she hops between your open windows
Ctrl + Alt + C
get her off your cursor
Tray icon
menu, Mainframe, quit

Stuck?

“ElevenLabs rejected the key”
That isn't the key. Keys start with sk_. Make a new one and paste it.
“Key is missing permissions”
Make a new key with Restrict key turned off.
“Voice not found”
Paste the Voice ID of the voice you designed, from My Voices, not its name.
“Out of ElevenLabs credits”
Credits refill each month. She uses about one per letter she says.
“Free tier usage disabled”
Turn off your VPN and try again.
She can't hear you
Pick your mic in the Mainframe. Still nothing? Windows Settings → Privacy & security → Microphone → let desktop apps use it.
Antivirus flags it
A false alarm on a new, unsigned app. Check the code on GitHub.
Still stuck?
Ask in the Discord.
Join the Discord

Guide by @Dancer, screenshots by @BaldDcModWithSmalD, both from the Discord. Thank you!