By Smart Tool Network 0 Comment DuckDuckGo adds access to advanced models to it subscription plan ai models, Apps, DuckDuckGo, OpenAI With DuckDuckGo’s $9.99 per month plan, users will be able to access newer models, including OpenAI’s GPT-4o and GPT-5, Anthropic’s Claude Sonnet 4, and Meta’s Llama Maverick.