Architecture comparison
Communications
Runs on Google Cloud; publicly migrated trillions of messages from Cassandra to ScyllaDB and uses Elixir + Rust for real-time gateway/voice. AI features (Clyde and successors) built on OpenAI.
Communications
Runs its own global data centers for real-time media, bursting to AWS/Oracle Cloud at peak. AI Companion uses a 'federated' approach blending its own models with Anthropic and OpenAI.