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Dr Hernani Costa
Dr Hernani Costa

Posted on • Originally published at firstaimovers.com

AI Model Selection in Perplexity: GPT-4, Claude & Beyond

Choosing the Right AI Model in Perplexity

Selecting the best language model for your needs in Perplexity can significantly enhance your AI-assisted research and decision-making capabilities.

Understanding Perplexity's Model Options

Perplexity AI offers multiple AI models to power its answers, and picking the right one can elevate your results. On the free plan, Perplexity automatically uses a default model optimized for quick, accurate answers ("Best" mode) and handles model choice for you. Free users get a limited number of Pro Searches with advanced models per day, but cannot manually select specific models.

Upgrading to Pro: Unlocking Advanced Model Selection

Upgrading to Perplexity Pro unlocks advanced model selection capabilities. Pro users can choose from cutting-edge models like GPT-4.1, o3, Claude 4.0 (Sonnet), Google Gemini 2.5, and more via a dropdown at the top of the chat interface. This level of AI tool integration empowers you to optimize your workflow for specific tasks.

Model Strengths and Use Cases

Each model has its strengths – for example, GPT-4 excels at complex reasoning and coding tasks, while Claude might be faster for conversational answers. Understanding these differences is key to effective business process optimization when using AI-powered research tools.

Experimenting with Different Models

If you're unsure which model fits your query, Perplexity lets you experiment: you can run the same question with different models to compare outputs. This hands-on approach to AI tool integration helps you discover which models deliver the best results for your specific use cases.

Best Practices for Model Selection

Ultimately, the best approach is to try out multiple models and see which yields the results you prefer. The "Best" mode is great for simplicity, but power users may switch models based on the task (e.g., using GPT-4 for in-depth research or o3-mini for step-by-step reasoning). Model selection is a Pro perk designed to give you more control, so you can tailor the AI's performance to each question.

Ready to Optimize Your AI Research?

Ready to harness GPT-4 and other advanced models? Unlock Perplexity Pro to choose your ideal model and take your AI-assisted research to the next level.


Written by Dr Hernani Costa and originally published at First AI Movers. Subscribe to the First AI Movers Newsletter for daily, no‑fluff AI business insights, practical and compliant AI playbooks for EU SME leaders. First AI Movers is part of Core Ventures.

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