Perplexity, Deep Research

The modifications change the model’s responses to Chinese history and geopolitics prompts. DeepSeek-R1 is open source.
Perplexity's Deep Research tool matches $75,000/month enterprise AI capabilities, forcing OpenAI and Google to justify premium pricing.
Perplexity AI has launched its Deep Research tool, enabling users to conduct in-depth research quickly. Pro users have access ...