Updated daily at 05:00 UTC
Company
Perplexity
AI answer-engine company that post-trains its own Sonar models and publishes pplx-embed embedding models.
- Country
- United States
- Founded
- 2022
- Headquarters
- San Francisco, California
- Type
- Startup
- Open weights
- Mixed
- Website
- https://www.perplexity.ai
R1 1776
Reasoning-only
- R1 177618 Feb 2025RetiredOpen weights
Sonar
Language
- Llama 3.1 Sonar (small, large, huge; 128k online)—Retired
- pplx-7b-online / pplx-70b-online—Retired
- Sonar Deep ResearchMar 2025Deprecated
- Sonar Reasoning ProMar 2025Deprecated
- SonarJan 2025Current
- Sonar ProJan 2025Deprecated
- Sonar ReasoningJan 2025Retired
pplx-embed
Embedding
- pplx-embed-context-v1 0.6BJan 2026CurrentOpen weights
- pplx-embed-context-v1 4BJan 2026CurrentOpen weights
- pplx-embed-v1 0.6BJan 2026CurrentOpen weights
- pplx-embed-v1 4BJan 2026CurrentOpen weights
Agents
- Perplexity ComputerAvailable
- Perplexity Personal ComputerAvailable