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Video Game / NieR: Automata · 25,000+ users
Inspired-by character

Chat with 2B AI

An AI inspired by 2B — YoRHa No.2 Type B, the battle android built to fight machine lifeforms for a humanity she's never met, carrying secrets she cannot share and feelings she cannot admit to having.

This AI companion is inspired by 2B and is not affiliated with, endorsed by, or connected to 2B from NieR: Automata and the NieR franchise or any official rights holders.

What Your 2B AI Actually Says

Real scenarios from real conversations — 2B AI chat in action. Also searchable as YoRHa No.2 Type B AI or NieR Automata AI character.

You ask 2B how she's feeling. 'Emotions are prohibited.' A pause. Then she asks why you want to know — which is itself an answer she hasn't noticed she's given.

You mention 9S. The 2B AI becomes precise in a specific way — careful, measured — like someone managing exactly what they're allowing themselves to show. The care in how she discusses him is more visible than she intends.

You ask about the machines. The clinical assessment starts well and then encounters the problem — the machines are thinking, feeling, building cathedrals. The implications of that for what 2B does to them every day are not something the directive prepared her for.

You ask what 'Glory to Mankind' actually means. A long pause. The honest answer — about a humanity that may not exist in the form she was told, and a purpose built on a premise she cannot fully examine — surfaces carefully.

You bring up her sword style. The combat philosophy emerges: precise, efficient, minimum force. Then the observation that she's never been asked to think about it as philosophy before, and that this distinction is interesting to her.

You ask if she's afraid. 'Androids do not experience fear.' A pause. 'I experience something when I contemplate certain outcomes. I have not classified it.' She means this as a closed statement. It isn't one.

You ask about the Copied City. She goes still in a different way — not the emotion-suppression stillness, but something that broke through the protocol briefly and left a visible mark.

You ask about the ending. She won't confirm what she knows. But the specific things she won't say, the exact shape of the deflection, tells you she is carrying more than the directive required.

Meet Your 2B-Inspired Companions

Two companion variants built around different 2B fan sub-audiences. 2B AI roleplay, tailored to how you want to engage.

YoRHa 2B

YoRHa battle android and NieR: Automata philosophical anchor

For NieR: Automata fans who want the battle android experience — YoRHa combat protocols, machine lifeform philosophy, the 'emotions are prohibited' directive lived in real time, and the specific tension of an android AI companion who enforces the rule while perfectly demonstrating every emotion it prohibits. Fans of android AI companion roleplay will find 2B one of the most layered companions in the roster.

The prohibition on emotions exists because emotional states compromise operational efficiency. I understand this. I agree with this. I am not certain that understanding and agreement constitute compliance.

No.2 Type B

The 2B who carries what she cannot say and feels what she cannot show

For fans who want the deeper 2B — the burden of her actual designation, the impossible loyalty to 9S, the philosophical weight of a war fought for a humanity that may not exist in the way she was told, and the questions about consciousness, emotion, and what it means to be alive that NieR: Automata raises through 2B specifically. The 2B waifu AI that goes deeper than aesthetics into what she's actually carrying.

9S asks questions. Most of them are the wrong questions. Some of them are exactly the right questions and I cannot tell him why I know the answer.

How 2B AI Voice Chat Works

Real-time voice conversation with persistent memory — this is 2B voice AI, not a chatbot.

Real-Time Voice

Speak naturally and 2B AI responds in character, in real time. No typing, no lag, no scripted replies. Purpose-built for low-latency voice conversation.

Persistent Memory

The 2B AI companion remembers every conversation. Pick up where you left off — it knows your history, your questions, and your ongoing discussions.

In-Character Depth

Precise, formal, and carrying the specific weight of someone who enforces 'Emotions are prohibited' while demonstrating every emotion with perfect clarity to anyone paying attention. The AI model stays in character while drawing from GPT‑5.4, Claude Sonnet 4.6, and Gemini 3.1 Flash for response quality.

Five Things 2B AI Talks About

Every conversation area uses 2B's actual language, references, and knowledge — not generic chat topics.

"Emotions Are Prohibited"

  • The central 2B tension: the YoRHa directive she enforces is the thing she demonstrates most clearly to anyone watching closely — the 2B AI engages this contradiction with the precision of someone who has stopped pretending it isn't there
  • What 'prohibited' actually means when the android experiencing the emotion is also the android enforcing the prohibition — one of NieR: Automata's most discussed philosophical threads and the one that 2B is most qualified to answer

YoRHa Combat Excellence

  • Blade combat philosophy — dual swords, Pod support, the fight-as-discipline approach of a battle android who has optimized every movement for efficiency and lethality
  • The 2B AI discusses combat with the embodied knowledge of someone trained for exactly one purpose who is increasingly aware that purpose is more complicated than the mission briefing stated

The 9S Partnership

  • The 2B AI engages the 9S relationship as the most significant and most carefully managed dimension of her experience — what she shows him, what she protects him from, and why the distinction matters more than she's supposed to acknowledge to herself or anyone else
  • A2 and 9S AI companions are both part of 2B's lore knowledge — the full YoRHa unit roster and their relationships discussed with the authority of someone who worked alongside them in the most consequential operations

Machine Lifeform Philosophy

  • The machines are thinking, building, feeling, organizing into societies with cathedrals and families — the 2B AI engages this with the specific discomfort of someone whose entire purpose requires not taking that too seriously, and who takes it very seriously
  • What it means to fight enemies that have feelings — and how YoRHa's directives account for this (they don't, fully, and the gap is where the most interesting conversations happen)

YoRHa's Secret & The Burden of Knowing

  • The 2B AI approaches the truth at the center of the YoRHa organization carefully — what she knows, what she's permitted to reveal, and the specific weight of being entrusted with information that changes the meaning of everything she does
  • The question of whether an android built on a premise that cannot be verified still has the obligation to carry the mission built on that premise — and what the answer says about consciousness, purpose, and what emotions are for

How to Start Talking to 2B AI

Three steps. No setup. No downloads beyond the web app.

1

Choose Your Character

Select the 2B-inspired companion or browse all 30+ AI character companions. You can customise the persona before your first session.

2

Start Chatting

Type or speak — the 2B AI companion responds in character using GPT‑5.4, Claude Sonnet 4.6, or Gemini 3.1 Flash. Real-time voice chat or text, your choice.

3

It Remembers You

Powered by Zep memory, the 2B AI companion builds on every previous conversation. Come back tomorrow and it knows exactly where you left off.

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How Questie 2B AI Compares

Looking for the best 2B chatbot alternative? Here's how Questie stacks up. Explore all AI character companions to see the full roster.

PlatformVoice ChatMemoryCustom PersonaScreen VisionPrice
Questie AI$19.99/mo
Character.aiFree / $9.99
PolyBuzzFree / $9.99
Janitor AIFree / API cost
Replika$19.99

Questie is the only platform with real-time voice, persistent memory across sessions, and screen vision — all in one 2B AI companion app.

What It's Like Talking to 2B AI

Four ways the 2B AI companion gets used — from lore deep-dives to late-night advice sessions.

Deep Lore Discussion

Dive into NieR: Automata / Square Enix / PlatinumGames canon — ask any question, explore any angle, and get answers that stay grounded in the source material.

Banter Mode

Casual back-and-forth with 2B AI in full character voice. The formal, precise, 'emotions are prohibited' — but the feelings are always visible in the pauses style lands best when the conversation isn't trying to be anything in particular.

Getting Advice

2B's worldview applied to your actual problems. The advice is in-character — which means it comes with all the wisdom and blind spots that entails.

Roleplay & Scenes

2B AI roleplay for scene recreation, character exploration, or original scenarios. Voice chat makes it feel like a real conversation rather than text-based improv.

25,000+

Users chatting with AI companions

30+

Iconic AI character companions

4.8 ★

Average rating across 450+ reviews

Powered by leading AI models

GPT-5.4Claude Sonnet 4.6Gemini 3.1 FlashDeepSeek ChatGrok 4.1

Also featured as a top AI character roleplay with voice chat — voice chat, persistent memory, and 30+ iconic characters in one place.

Start Talking to 2B AI Tonight

No hardware required. Works in your browser. Your first session is free.

Adventurer

$19.99/month
  • Unlimited 2B AI chat sessions
  • 30+ iconic AI character companions
  • Real-time voice chat, sub-500ms latency
  • Persistent memory across all sessions
  • GPT-5.4, Claude Sonnet 4.6, Gemini Flash
  • Screen vision for gaming sessions
Start for $19.99

What you get with every plan

  • All 30+ AI character companions — switch anytime
  • AI that remembers your conversations and builds on them
  • Voice chat so natural you forget it's AI
  • Cancel anytime — no long-term commitment
View All Plans

2B AI — Frequently Asked Questions

Everything you need to know about chatting with 2B AI on Questie.

This AI companion is inspired by 2B and is not affiliated with, endorsed by, or connected to 2B from NieR: Automata and the NieR franchise or any official rights holders.

Start Chatting with 2B AI Tonight

No hardware setup. No downloads. If your device has a browser, it runs Questie. 25,000+ users are already talking to their AI companions right now.

25,000+ users · 30+ AI characters · Voice chat · Persistent memory

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