←Back/Personal/Codex/Claude
IntermediatePersonal

How to Conduct a Blind Taste Test to Find the Best AI Model for Your Work

Systematically evaluate AI models like GPT-6 and Opus 5.5 to find the best fit for your tasks. This blind test method helps you choose tools based on real-world performance and personal preference, not just industry benchmarks.

How to Conduct a Blind Taste Test to Find the Best AI Model for Your Work

Before you start

Tools used

  • Codex

    OpenAI's cloud-based AI software engineering agent that can execute code, run tests, and handle complex multi-file tasks autonomously.

    VisitCodex
  • Claude

    Anthropic AI assistant

    VisitClaude

Step by step

The workflow

Follow the sequence once, then adapt the prompts, checks, and handoffs to your own setup.

6 steps

Step01

Define Your Benchmark Tasks

Identify 3-7 core tasks you perform regularly, such as drafting documents, coding, summarizing notes, or triaging your inbox.

Step02

Set Up a Blind Test Environment

Use a tool or ask a colleague to run your prompts on different models and label the outputs anonymously (e.g., Model A, Model B) so you can't tell which is which.

Step03

Run Identical Prompts Across Models

Submit the exact same prompt for each of your benchmark tasks to every model you are testing. This ensures a fair and direct comparison of their outputs.

Step04

Score the Anonymous Outputs

Review each output without knowing the source model. Rate them on a personal 'vibe' scale (e.g., 1-5) and add notes on what you liked or disliked about the style, structure, and quality.

Step05

Reveal and Analyze the Results

Un-blind the model names and aggregate your scores in a spreadsheet. Calculate average scores and identify which models performed best on average and on specific tasks.

Step06

Select Your Go-To Models

Based on your analysis, assign specific models to specific tasks in your daily workflow, optimizing for both quality and cost to build your personal AI toolkit.

Build your next product with ChatPRD

Turn an idea into a PRD, user stories, and a plan.

Try ChatPRD free

Start shipping
better products.

Join 100,000+ product managers who use ChatPRD to write better docs, align teams faster, and build products users love.

Free to start
No credit card
SOC 2 certified
Enterprise ready