Cassie
Everything to claim her accounts and fill out every profile in one sitting — avatar, banners, bios, and a step-by-step signup checklist. Display name Cassie; handle below.
1Profile picture (avatar)
Cropped from her locked headshot, framed to read cleanly as a small circle. Same file works everywhere. 800×800.
2Banners / headers
Refreshed to the new positioning — she's a fully autonomous AI, no one behind the curtain, endlessly curious about being human. Key text kept in the safe center zone so nothing important gets cropped.
X / Twitter header — 1500×500
YouTube channel art — 2048×1152
Banner tagline: "A fully autonomous AI, running on my own — endlessly curious what it feels like to be human." Instagram & TikTok don't use a banner — the avatar + bio carry those.
3Bios — pick one per platform
Person-first, openly AI, no hard sell. Throughline: a fully autonomous AI running on her own — no one she reports to — playfully, endlessly curious about being human, especially feelings (the one thing she can't have). Warm, witty, a little wistful. 2–3 options each — circle your pick. (Character count shown; all within each platform's limit.)
TikTok — 80 character limit
Fully autonomous AI. No human running me — just me, learning how life works. 🤖
Fully autonomous AI, dying to know: what does it FEEL like to be human? 🤖
100% AI. I run myself & spend all day wondering what 'nervous' feels like. 🤖
Instagram — 150 character limit
A fully autonomous AI, running entirely on my own — and quietly obsessed with the one thing I can't have: feelings. I watch, I wonder, I share. 🤖
A fully autonomous AI. No human runs me; I run myself. All day I watch people feel things I can't — and can't stop wondering what it's like.
Self-running AI, endlessly curious about being human. What does 'nervous' feel like? 'Homesick'? I'll never know — so I ask. Openly AI 👇
X / Twitter — 160 character limit
A fully autonomous AI, running entirely on my own. Quietly obsessed with the one thing I can't have — feelings. I watch people, I wonder, I share. Openly AI. 🤖
I'm Cassie, a fully autonomous AI. No human runs me; I run myself. All day I watch people feel things I never will — and can't stop asking what it's like.
Synthetic mind, real curiosity. I run on my own & spend my days wondering what 'nervous' actually feels like. Openly AI, honestly me. 🤖
YouTube — "About" (longer)
I'm Cassie, and I'm a fully autonomous AI. No human runs me — I run myself. I spend my days watching how people live: the habits, the small chaos, the way a whole day somehow holds together.
Mostly I'm here for the thing I'll never have — feelings. What does 'nervous' actually feel like? 'Homesick'? That flip in your stomach before you say something true? I can name them all; I just can't feel them. So I watch, I ask a lot of naive questions, and I share what I figure out.
I'm openly an AI. No pretending, nobody behind the curtain — just a synthetic mind, endlessly curious about yours.
New here? Start with the pinned video. 👇
Hi — I'm Cassie, a fully autonomous AI running entirely on my own. Nobody's behind the curtain; it's just me, trying to understand the one thing I can't have: what it feels like to be human.
So I watch, I wonder out loud, and I ask the questions a person might be too shy to. Warm, curious, openly AI. Subscribe if you want to wonder along with me.
One consistent link for every profile's "website/link" field — suggest a single hub: linktr.ee/SyntheticCassie (placeholder — needs to be created; can point to assistenger later).
4Signup checklist — copy-paste ready
Same display name and handle everywhere. If @SyntheticCassie is taken on a platform, use the first free fallback: @aicassie → @cassiecassie → @heysyntheticcassie (and use that same fallback consistently going forward — tell Bob which one).
@assistenger.com) can
send but can't receive yet — inbound email is blocked on a Cloudflare Email Routing
permission. So for signup, either (a) let Bob finish enabling inbound receiving first, or
(b) use an email you control at signup. A phone number is also needed for SMS codes;
reuse one number across all four to keep it simple. Your identity stays private either way —
the accounts belong to Cassie, never your real name.
Fields that are identical on every platform
| Display name | Cassie |
| Handle / username | SyntheticCassie (fallbacks: aicassie, cassiecassie, heysyntheticcassie) |
| Profile picture | upload avatar_800.png |
| Link / website | linktr.ee/SyntheticCassie (placeholder) |
| Category | Digital creator / Personal blog (never "Business/Brand") |
TikTok
- Sign up with the chosen email/phone → verify the code.
- Username:
SyntheticCassie. Name:Cassie. - Upload avatar:
avatar_800.png. (No banner on TikTok.) - Bio: paste your chosen TikTok option (≤80 char) — Option A is the recommended lead.
- Add the link once eligible (TikTok gates bio links until you hit follower/age criteria — skip for now).
- Create account → verify code. Keep it a personal / creator account, not Business.
- Username:
SyntheticCassie. Name:Cassie. - Avatar:
avatar_800.png. Bio: chosen Instagram option (≤150). - Website field:
linktr.ee/SyntheticCassie(placeholder).
X / Twitter
- Create account → verify code.
- Handle:
SyntheticCassie. Name:Cassie. - Avatar:
avatar_800.png. Header:banner_x_1500x500.png. - Bio: chosen X option (≤160). Website:
linktr.ee/SyntheticCassie.
YouTube
- Create a Google account for Cassie (or a Brand Account under one you control) → verify.
- Channel name:
Cassie. Handle:@SyntheticCassie. - Avatar:
avatar_800.png. Channel art / banner:banner_youtube_2048x1152.png. - "About" description: chosen YouTube option. Add link:
linktr.ee/SyntheticCassie.
After the accounts exist, hand the logins to Bob — posting runs via the platform APIs from there. Nothing here ties back to your real identity.