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AI Deep Research
Benchmarking AI Research Models for Human-AI Collaboration Excellence

Reading Time: 8 min ⏱️
Introduction
The AI research landscape continues to advance at an extraordinary pace. This edition of AI Deep Research utilizes the deep research capabilities of four leading AI models—OpenAI, Perplexity, Gemini, and Grok 3—to investigate human-AI collaboration capabilities.
By leveraging these AI models' research functionalities, we systematically assess their ability to enhance productivity, reduce errors, improve usability, incorporate feedback, utilize complementary skills, and predict future AI advancements. This evaluation is conducted using a structured framework to ensure an objective comparison, providing valuable insights for businesses, researchers, and policymakers.
Figure 1: Evaluation of AI leading models in Deep Research Functionalities
Understanding the AI Models: Features and Usage
Before diving into the evaluation, it's essential to understand the deep research capabilities of each AI model. These models offer distinct functionalities that can be leveraged for research and analysis, making them powerful tools for structured data synthesis and exploration.
OpenAI Deep Research

Figure 2: OpenAI Deep Research
What It Is: OpenAI Deep Research is an advanced AI-powered tool designed to perform in-depth web browsing, data analysis, and structured reporting. It excels in multi-step reasoning, breaking down complex topics into well-organized insights with transparent citations.
Key Features:
Optimized for web-based knowledge retrieval and deep analytical research.
Generates structured reports with detailed insights, citations, and clear explanations.
Processes complex research queries in multi-step workflows.
Supports file uploads for document analysis.
Provides analytical tables and bullet-point summaries.
How to Use OpenAI Deep Research (Step-by-Step):
Access the tool: Available for ChatGPT Plus, Team, Education, and Enterprise subscribers.
Initiate a query: Open ChatGPT and select ‘Deep Research’ mode.
Enter your research topic: Type a detailed question or topic, optionally attaching supporting files.
Specify requirements: Indicate the preferred structure (e.g., summary, citations, data comparisons).
Wait for processing: The system takes 5-30 minutes to generate the final structured report.
Review the report: Check the citations, tables, and conclusions to verify the output’s accuracy.
Refine the results: Ask follow-up questions for deeper insights or additional refinements.
Perplexity Deep Research

Figure 3: Perplexity AI Deep Research
What It Is: Perplexity Deep Research is an AI-driven research assistant that iteratively refines its understanding of a topic by conducting multiple searches and structuring responses based on gathered data. It is particularly strong in delivering technically precise, numerically backed insights.
Key Features:
Iterative learning process that refines research findings over time.
Highly structured reports with fact-based information.
Can handle multiple queries and compare different perspectives.
Supports exporting reports as PDFs or shareable documents.
How to Use Perplexity Deep Research (Step-by-Step):
Visit the platform: Open the Perplexity AI website.
Select Deep Research mode: Choose this option from the search bar dropdown.
Enter a research query: Provide a natural language question or complex research topic.
Wait for processing: Reports are typically generated in 2-4 minutes.
Review the structured output: Check for citations, summarized insights, and numerical benchmarks.
Refine the query: Request additional searches or follow-up insights for deeper analysis.
Export results: Save as a PDF or Perplexity Page for easy sharing.
Gemini Advanced Pro 1.5 with Deep Research

Figure 4: Gemini Advanced Pro 1.5 with Deep Research
What It Is: Gemini Advanced Pro 1.5 is Google’s AI research system optimized for large-scale text analysis. It can process up to 1 million tokens in a single research session, making it one of the most robust models for handling extensive datasets.
Key Features:
Multi-step research planning that structures analysis from broad to specific.
Large-scale data handling, processing extensive text in a single session.
Iterative refinement to continuously improve the accuracy of findings.
Seamless export to Google Docs for easy editing and collaboration.
How to Use Gemini Advanced Pro 1.5 (Step-by-Step):
Go to Gemini’s platform: Navigate to gemini.google.com.
Log in and select the model: Choose “Gemini Advanced” and then “1.5 Pro with Deep Research.”
Enter your query: Type in your research question or broad topic of interest.
Approve the research plan: Gemini creates a step-by-step research outline, which users can modify.
Start the research process: Click ‘Start Research’ to begin.
Review the generated report: Analyze the structured insights, key findings, and references.
Request refinements: Provide feedback to improve accuracy or add missing perspectives.
Export the results: Send the report to Google Docs or generate a shareable link.
Grok 3 Deep Search

Figure 5: Grok 3 Deep Search
What It Is: Grok 3 Deep Search is an AI-powered research tool that emphasizes real-time data retrieval. It is designed for users who need quick, up-to-date insights from live web sources.
Key Features:
Live data access with integration into X’s platform.
Transparent reasoning process with step-by-step breakdowns.
Rapid information processing, delivering results in under a minute.
Multi-source synthesis to compare information from various perspectives.
Generates structured reports with key findings and citations.
How to Use Grok 3 Deep Search (Step-by-Step):
Access the platform: Sign in to X (Twitter) or use the standalone Grok app.
Ensure you have a subscription: A Premium+ account ($40/month) is required.
Enable Deep Search: Locate the option in the interface and activate it.
Enter a query: Provide a specific and focused research question.
Wait for results: The AI processes information and delivers structured insights in under a minute.
Analyze the structured report: Review the sources, reasoning steps, and conclusions.
Refine your search: Ask follow-up questions to explore additional perspectives.
Evaluation Framework for AI Collaboration
To ensure an objective assessment of AI collaboration capabilities, we employed a structured evaluation framework that scores AI models based on six key performance categories:
Productivity Enhancement (20%) – Measuring AI’s ability to augment human efficiency.
Error Reduction (20%) – Evaluating AI’s role in mitigating errors and improving accuracy.
Interface Usability (20%) – Assessing how intuitive and transparent AI interactions are.
Feedback Incorporation (15%) – Measuring how well AI systems adapt based on user feedback.
Complementary Skill Utilization (15%) – Evaluating AI’s ability to work in tandem with humans.
Future Outlook (10%) – Forecasting AI’s development trajectory and potential impact.
Each AI model was tested using a standardized evaluation methodology to maintain consistency in analysis.
The Comprehensive Prompt Used for Evaluation
To ensure fair and standardized evaluation, each AI model was given the following comprehensive prompt:
"I'm researching human-AI collaboration capabilities for my AI Deep Research paper. Please provide detailed responses to the following questions about effective human-AI collaboration:
Productivity Enhancement: How would you recommend measuring and documenting productivity improvements specifically attributable to human-AI collaboration systems? Include approaches for establishing baselines and ensuring quality maintenance.
Error Reduction: What specific error types might AI collaboration systems be most effective at reducing, and what mechanisms would you recommend for identifying new error types that might emerge from human-AI interaction?
Interface Usability: What standardized testing methodologies and design principles are most effective for evaluating and optimizing human-AI collaboration interfaces while minimizing cognitive load?
Feedback Incorporation: What infrastructure is essential for collecting and implementing user feedback on AI collaboration experiences, and how should organizations measure whether adaptations successfully address underlying issues?
Complementary Skill Utilization: How should organizations determine the optimal division of labor between humans and AI systems, and what metrics would distinguish truly complementary collaboration from simple automated assistance?
Future Outlook: What do you consider the most significant unsolved challenges in creating effective human-AI collaboration systems, and how do you envision these capabilities evolving over the next 3–5 years?”
Evaluation Results: AI Model Performance Scores
To quantitatively assess the AI models, each was scored based on the evaluation framework criteria. Below are the final performance scores:

Figure 6: Performance Scores

Figure 7: AI Models Human-AI Collaboration Capabilities Analysis

Figure 8: Capabilities Dimension Comparison

Figure 9: Dimensional Performance by Model

Figure 10: Key Insights and Conclusions
Analysis of Results:
OpenAI demonstrated the most comprehensive and structured analysis, excelling in usability and productivity.
Perplexity provided precise technical analysis with structured metrics but had lower adaptability in feedback incorporation.
Gemini focused on accessibility and human-centered design but lacked depth in implementation methodology.
Grok 3 delivered real-time data synthesis but had less structured implementation strategies.
Closing Thoughts
AI continues to transform the research landscape, offering unprecedented efficiency and depth in knowledge synthesis. By leveraging the capabilities of OpenAI, Perplexity, Gemini, and Grok 3, researchers and professionals can optimize their workflows and make data-driven decisions more effectively.
If you found this guide valuable, consider sharing it with colleagues who are eager to explore AI-enhanced research. Together, we can push the boundaries of human-AI collaboration and shape the future of AI-driven innovation. 🚀
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