Architecture comparison

Character.AI vs Rabbit

Character.AI runs closer to the foundational model (Native (own / self-hosted weights)) than Rabbit (Middleware / wrapper). No shared foundational model — different bets.

Character.AI

Consumer AI

Proximity

Native (own / self-hosted weights)

Models

proprietary / self-built models

Cloud · datastore

GCPobjectvector

Compliance

GDPR

Architecture

Trains + serves its own conversational models on Google Cloud (team since rejoined Google).

Rabbit

Consumer AI

Proximity

Middleware / wrapper

Models

middleware / wrappers

Cloud · datastore

Multi-Cloudobject

Compliance

GDPR

Architecture

AI hardware (r1); routes to multiple partner LLMs behind a large-action-model orchestration layer.

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