Study Design
32 articles
Design effective research studies with AI-guided interview briefs, methodologies, and question frameworks.
Usability Testing Script Template: A Free, Ready-to-Use Script for Moderated & Unmoderated Tests (2026)
A complete copy-paste usability testing script - intro, warm-up, tasks, post-task questions, and wrap-up - plus how to run it unmoderated at scale with an AI moderator.
User Interview Script Template: A Free, Copy-Paste Script for Customer Interviews (2026)
A complete, ready-to-use user interview script - from intro to wrap-up - with copy-paste questions, probing prompts, and a faster AI-moderated alternative.
Multiple Choice Questions in AI Interviews: Capture Multi-Select Data With Conversational Depth
Learn how Koji's multiple_choice question type captures multi-select data in AI interviews — with automatic AI follow-up on each selection, stacked frequency charts, and a free-form "Other" option that gets thematically coded.
Scale Questions in AI Interviews: Measure NPS, CSAT, and Ratings Automatically
Learn how to configure and use scale questions in Koji AI interviews to capture NPS, CSAT, and satisfaction ratings — with automatic probing and aggregated distribution charts in your research report.
Research Interview Template Library: 10 Proven Question Sets for Common Research Jobs
Stop starting from a blank page. This library gives you 10 ready-to-use interview question sets — for discovery, churn, onboarding, NPS follow-up, and more — each designed for Koji structured AI interviews.
The B2B SaaS Retention Interview Template: 15 Questions That Surface Churn Signals 90 Days Early
A copy-paste B2B SaaS retention interview template — 15 questions across discovery, value realization, and risk detection — with structured response types that flag churn risk before the renewal conversation.
Choice and Ranking Questions in AI Interviews: Capture Preference Data at Scale
Learn how to use single choice, multiple choice, ranking, and yes/no questions in Koji AI interviews — with automatic report charts that show preference distributions across all your participants.
Open-Ended Questions in AI Interviews: How Koji Probes Free-Form Answers for Real Depth
Learn how Koji's open_ended question type works in AI interviews — with automatic probing, theme extraction, and verbatim quote capture that goes far beyond what surveys can do.
Structured, Exploratory, and Hybrid: Choosing the Right Interview Mode in Koji
A complete guide to Koji's three interview modes — structured, exploratory, and hybrid — and when to use each for your research goals.
Sales Discovery Questions: 30+ Questions to Qualify Deals and Uncover Real Needs
A discovery framework plus 30+ sales discovery questions by category, the mistakes that kill deals, and how AI-led interviews scale discovery-quality insight for win-loss and buyer research.
Single Choice Questions in AI Interviews: When Radio-Style Questions Beat Free-Form
Learn how Koji's single_choice question type captures mutually exclusive answers in AI interviews — with conversational option-reading in voice mode, automatic AI probing on the chosen option, and frequency bar charts in your report.
Set Up a Price Test in Koji: Every Setting Explained
How to add a Gabor-Granger price test to a Koji study: entering the price ladder, currency and unit, choosing who counts as a buyer, where participants start, and what to know before you publish.
Company Context: How to Make Your AI Interviewer a Domain Expert
Learn how to configure Koji's company context setting so your AI interviewer asks sharper, more relevant follow-up questions across every study you run.
Focus Group Script Template: A Moderator's Step-by-Step Runsheet
A ready-to-use focus group script template, opening, warm-up, core discussion, and wrap-up, plus timing, moderator tips, and how AI-moderated sessions scale focus-group depth without scheduling six people at once.
Customer Renewal Interviews: How to Reduce B2B Churn Before Renewal (2026)
A guide to renewal interviews for B2B and SaaS teams: when to run them, what to ask, and how Koji's AI interviews catch renewal risk months before the contract date — so you fix problems while there's still time to save the account.
How Koji's AI Follow-Up Probing Works: Going Deeper Than Any Survey
Understand how Koji's AI interviewer automatically asks follow-up questions to go deeper on every answer — and how to configure probing depth, custom instructions, and anchor behavior for scale questions.
Changing Your Brief With the AI Consultant: What You Can Ask For
Ask Koji's AI Consultant to edit questions, follow-up depth, screening questions and the interview opening or closing. It changes only what you name and tells you what it changed.
AI Discussion Guide Generator: Auto-Generate Interview Guides From Your Research Goals
How AI discussion guide generators work in 2026, what makes a good auto-generated interview guide vs. a templated one, and how Koji turns a 2-sentence research goal into a complete moderator-ready guide in 60 seconds — including warm-up, core questions, scales, and adaptive probing rules.
Writing a Research Question
Learn how to frame a clear, focused research question that sets the foundation for a successful study.
Working with the AI Consultant
Tips and strategies for chatting effectively with Koji's AI Consultant to design a strong research study.
Understanding the Research Brief
A walkthrough of every section in your Koji research brief and how to read it effectively.
Editing the Brief Manually
How to directly edit your research brief to fine-tune questions, methodology, target audience, and more.
Uploading Context Documents
How to add background files that help Koji's research assistant design a sharper brief and better questions.
Choosing a Methodology
An overview of every research methodology Koji supports and when to use each one.
Publishing Your Study
What happens when you publish, what to check before going live, and how to share your interview link.
Structured Questions in AI Interviews
Mix quantitative data collection — scales, ratings, multiple choice, ranking — with AI-powered conversational follow-up in a single interview.
How to Customize Interview Questions: Edit, Reorder, and Tailor Your Research Guide
Learn how to customize AI-generated interview questions in Koji. Covers when to edit the draft, how to add structured questions (scale, ranking, yes/no, multiple choice), the funnel order, pilot testing, and the five most common mistakes researchers make.
The 30-Minute Customer Discovery Call: Structure, Timing and a Script
How to run a single customer discovery call: five timed phases for a 30-minute call, a copy-ready question script, the mistakes to avoid and what to do with the recording. Links to the full customer discovery method.
Willingness-to-Pay Interview Template (Van Westendorp + AI)
A ready-to-clone Van Westendorp pricing interview template using Koji structured questions. Map the four price points, capture qualitative reasoning, and auto-aggregate willingness-to-pay distributions.
Customer Interview Questions: 60+ Examples for Discovery, Validation, Pricing, and Churn
A reference library of 60+ proven customer interview questions for discovery, validation, pricing, NPS follow-up, and churn — plus the principles that separate questions that surface real insight from ones that produce polite lies.
How to Customize AI Interview Questions: A Step-by-Step Guide
Learn how to customize AI-moderated interview questions in Koji — edit core questions, add structured question types, tune follow-up probing, and adapt your interview guide to any research goal.
Yes/No Questions in Koji AI Interviews: When Binary Questions Reveal Surprising Insights
Learn how yes/no questions work in Koji AI interviews — with automatic AI probing, pie chart visualization in reports, and the nuances that make binary questions far more powerful than survey checkboxes.