Changelog

What's new

New features, improvements, and fixes across the platform.

Models

Persona-1.5-Live generally available

persona-1.5-live has graduated from early access and is now generally available to everyone. Create an avatar with it and embed it in a website in minutes, or drive it through our API with your own agent stack.

ModelsResearch

Persona-1.5-Live in early access

persona-1.5-live, a 200M parameter model that sets a new standard for realism and efficiency, is now in early access.

  • ~180 ms from audio in to video out; typical turns land around 500 ms end to end
  • Emotion as an explicit conditioning signal, steerable mid-conversation
  • As low as $0.06 per minute, with one GPU serving many concurrent streams

Read the research post or video chat with it in the playground.

ModelsResearch

Persona-1-Live in early access

persona-1-live, a real-time streaming variant of persona-1, is now in early access — capable of holding dynamic, human-feeling conversations with low latency.

  • Next-token prediction scheme optimized for interactive video generation
  • No loss in persona-1's speed, expressive fidelity, or cost
  • Pricing comparable to persona-1: just a few cents per minute

Read the research post or video chat with it in the playground.

ModelsResearch

Persona-1 in early access

persona-1, our expressive, faster-than-realtime talking head model, is now in early access.

  • ~2x real time on last-gen consumer hardware (RTX 4090), ~4x on L40S
  • Up to eight live streams in parallel on a single low-cost enterprise GPU
  • As low as a few cents per minute — ~1/2 the cost of the cheapest competing models

Read the research post or try it in the playground.