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AI models

Sonar

Parameters
70B
Published
Feb 11, 2025

Sonar is an AI model developed by Perplexity (United States), first published in February 2025. It works in the language domain, on tasks such as question answering, chat, language modeling/generation and 2 more.

Epoch AI has no training-compute estimate for this model. The model has 70,000,000,000 parameters.

Access: API access. Its weights are not openly released. It is built on top of Llama 3.3 70B. Epoch AI rates the confidence of this record as confident.

Full record
Organization
Perplexity
Country of organization
United States
Domain
Language
Task
Question answering, Chat, Language modeling/generation, Quantitative reasoning, Search
Parameters
70,000,000,000
Model accessibility
API access
Open weights
No
Base model
Llama 3.3 70B
Epoch confidence
Confident
Benchmark results
01LiveBenchGlobal average46.9
02DeepresearchbenchAverage score0.38
More from Perplexity
SourceEpoch AI, 'AI Models'. Published online at epoch.ai. Retrieved 2026-07-29 from https://epoch.ai/data/ai-models. Licensed under CC BY 4.0.
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