{"site":{"name":"Koji","description":"AI-native customer research platform that helps teams conduct, analyze, and synthesize customer interviews at scale.","url":"https://www.koji.so","contentTypes":["blog","documentation"],"lastUpdated":"2026-06-21T23:44:34.457Z"},"content":[{"type":"blog","id":"1e44aa6f-e374-4ac2-9174-16656a07b88b","slug":"koji-vs-buildbetter-2026","title":"Koji vs BuildBetter.ai (2026): AI Customer Interviews vs AI Call Intelligence","url":"https://www.koji.so/blog/koji-vs-buildbetter-2026","summary":"Koji and BuildBetter.ai solve different halves of research. BuildBetter is AI call intelligence — it transcribes and mines meetings you already run (Signals, Workflows, ~97% transcripts, from $49/mo). Koji is an AI-native research platform that conducts AI-moderated voice/text interviews at scale with adaptive probing, 6 structured question types, automatic thematic analysis, and one-click reports from €29/mo. BuildBetter analyzes data you collected; Koji generates and analyzes net-new primary research — removing the real bottleneck, which is getting enough quality conversations.","content":"**Short answer:** BuildBetter.ai and Koji solve two different halves of customer research. **BuildBetter is AI call intelligence** — it records, transcribes, and mines the meetings you already run (sales calls, support calls, the occasional user interview) to surface themes. **Koji is an AI-native research platform** — it *conducts* the interviews for you, running AI-moderated voice and text conversations at scale, then analyzes them automatically. BuildBetter helps you get more out of conversations you already had. Koji helps you have far more of the *right* conversations in the first place. If you only have a handful of calls, you have an analysis problem. If you can't get enough calls, you have a *data-generation* problem — and that's where most teams are stuck.\n\n## What each tool actually does\n\n### BuildBetter.ai\nBuildBetter is \"AI for product teams.\" It auto-records or ingests audio/video, produces **highly accurate transcripts (~97%) in 17+ languages**, and uses a **Signals** feature to find recurring themes and pain points across all your interactions, plus **Workflows** to automate insight delivery. It's enterprise-ready (SOC 2 Type 2, GDPR, HIPAA) and pricing starts at a **$49/mo Hobby plan** with no per-seat charges ([BuildBetter, 2026](https://buildbetter.ai/pricing)). Its sweet spot: a PM-led team that *already* sits on a pile of recorded calls and wants those calls mined automatically.\n\nThe catch: BuildBetter is **retrospective**. It can only analyze conversations you've already scheduled, staffed, and run. The bottleneck in customer research is rarely the analysis — it's getting enough quality conversations on the calendar.\n\n### Koji\nKoji removes that bottleneck. It's an **AI-native customer research platform** that runs **AI-moderated voice and text interviews** for you, 24/7, with no scheduling and no human moderator. You write the brief, Koji's AI interviewer conducts adaptive conversations — probing follow-ups in real time when an answer is interesting — and then runs **automatic thematic analysis** into a **one-click report**. It supports **six structured question types** (open_ended, scale, single_choice, multiple_choice, ranking, yes_no) so each interview captures both qualitative depth and quantitative signal. Plans start at **€29/mo (Insights)** and **€79/mo (Interviews)**.\n\nIn other words: BuildBetter analyzes the data you manually collected. **Koji generates the data — and analyzes it.** See [how AI interviewers work](/docs/how-ai-interviewers-work) and [AI interviews vs surveys](/docs/ai-interviews-vs-surveys).\n\n## Head-to-head comparison\n\n| Capability | Koji | BuildBetter.ai |\n|------------|------|----------------|\n| **Conducts interviews for you** | ✅ AI-moderated voice & text, at scale | ❌ Analyzes calls you run yourself |\n| **Net-new primary research** | ✅ Generates fresh data on demand | ❌ Retrospective only |\n| **Adaptive follow-up probing** | ✅ Real-time, per respondent | ⚠️ Limited to what was said on the call |\n| **Structured questions** | ✅ 6 types | ❌ Free-form transcripts only |\n| **Automatic thematic analysis** | ✅ | ✅ (Signals) |\n| **One-click reports** | ✅ | ✅ (Workflows) |\n| **Transcription** | ✅ | ✅ ~97%, 17+ languages |\n| **No scheduling / no moderator bias** | ✅ | ❌ Human-run calls |\n| **Scale** | Hundreds of interviews in parallel | Limited by how many calls you can run |\n| **Entry price** | €29/mo | $49/mo |\n\n## When BuildBetter.ai is the right call\n\nBuildBetter is a genuinely strong tool if:\n\n- Your team already runs **high call volume** (sales, CS, support) and wants those recordings mined automatically\n- You need **bot-free, locally-processed recording** across many meeting tools\n- Your primary user is a **PM drowning in operational call admin** (BuildBetter cites teams cutting ops time from ~75% to under 30%)\n- You're consolidating call notes, not running structured studies\n\nIt's an AI notetaker and call-intelligence layer — and a good one. Compare similar tools in [best AI notetakers for user research](/blog/best-ai-notetakers-user-research-2026), [Koji vs Fathom](/blog/koji-vs-fathom-2026), and [Koji vs Otter.ai](/blog/koji-vs-otter-ai-2026).\n\n## When Koji is the right call\n\nKoji is the better choice when:\n\n- You need **more conversations than your team can physically run** — Koji conducts hundreds in parallel\n- You want **structured, repeatable studies** (discovery, concept tests, churn, win/loss) rather than ad-hoc call mining\n- You need **net-new research** on a question your existing calls never covered\n- You want **no moderator bias** and consistent, adaptive probing every single time\n- You need insight **in hours, not weeks** — from question to report without a researcher in the loop\n\nThe fundamental gap: BuildBetter makes you a better *listener* to conversations you already had. Koji makes sure those conversations *happen* — at the volume and consistency real decisions require. For the methodology, see [AI interview best practices](/docs/ai-interview-best-practices), [thematic analysis](/docs/thematic-analysis-guide), and [building a voice-of-customer program](/docs/voice-of-customer-research-program).\n\n## The bigger picture: generate vs. analyze\n\nLegacy and even modern call-intelligence tools assume the conversations exist. For most product, research, and growth teams in 2026, they don't — not enough of them, not on the right questions, not consistently. That's the structural reason teams are moving to **AI-native research**: instead of squeezing more from a thin pile of calls, Koji manufactures the primary research itself. **10x faster insights, no research expertise required, from question to insight in hours.**\n\nYou can even pair them — use Koji to generate structured interviews and a notetaker like BuildBetter to capture live sales calls. But if you have to pick one tool to actually *move the needle on how much customer truth your team has*, generating the conversations beats analyzing the few you managed to book.\n\n**Want to stop waiting on calls to happen?** [Start a free Koji study](https://www.koji.so) and run your first AI-moderated interview today.\n","category":"Comparisons","lastModified":"2026-06-21T03:16:11.126753+00:00","metaTitle":"Koji vs BuildBetter.ai (2026): AI Interviews vs Call Intelligence","metaDescription":"BuildBetter.ai analyzes the calls you already have; Koji conducts net-new AI-moderated interviews at scale. The honest 2026 comparison of features, pricing, and best use cases.","keywords":["koji vs buildbetter","buildbetter alternative","buildbetter.ai review","AI call intelligence","AI customer interviews","buildbetter pricing","AI research platform"],"aiSummary":"Koji and BuildBetter.ai solve different halves of research. BuildBetter is AI call intelligence — it transcribes and mines meetings you already run (Signals, Workflows, ~97% transcripts, from $49/mo). Koji is an AI-native research platform that conducts AI-moderated voice/text interviews at scale with adaptive probing, 6 structured question types, automatic thematic analysis, and one-click reports from €29/mo. BuildBetter analyzes data you collected; Koji generates and analyzes net-new primary research — removing the real bottleneck, which is getting enough quality conversations.","aiKeywords":["koji vs buildbetter","buildbetter.ai","AI call intelligence","AI moderated interviews","AI notetaker","voice of customer","customer research automation"],"aiContentType":"comparison","faqItems":[{"answer":"BuildBetter.ai is AI call intelligence — it records, transcribes, and mines conversations you already run to surface themes. Koji is an AI-native research platform that conducts AI-moderated voice and text interviews for you at scale, then analyzes them automatically. BuildBetter analyzes existing data; Koji generates net-new primary research and analyzes it.","question":"What is the difference between Koji and BuildBetter.ai?"},{"answer":"They overlap on AI analysis but serve different needs. If your problem is mining a backlog of recorded calls, BuildBetter fits. If your problem is not having enough quality conversations, Koji is the better choice because it conducts hundreds of AI-moderated interviews in parallel — no scheduling, no moderator, no bias.","question":"Is Koji a BuildBetter.ai alternative?"},{"answer":"BuildBetter starts at a $49/mo Hobby plan with no per-seat charges. Koji starts at €29/mo (Insights) and €79/mo (Interviews), which includes running and automatically analyzing AI-moderated interviews.","question":"How much do Koji and BuildBetter.ai cost?"},{"answer":"No. BuildBetter analyzes calls you schedule and run yourself — it is retrospective. Koji actively conducts the interviews using an AI moderator that asks adaptive follow-up questions in real time, generating fresh research data on demand.","question":"Can BuildBetter.ai conduct customer interviews?"},{"answer":"Yes. Some teams use a notetaker like BuildBetter to capture live sales and support calls, while using Koji to generate structured research studies (discovery, concept tests, churn, win/loss) at scale. If you can only pick one to move the needle, generating conversations with Koji beats analyzing the few you managed to book.","question":"Can I use Koji and BuildBetter together?"},{"answer":"Koji supports six structured question types — open_ended, scale, single_choice, multiple_choice, ranking, and yes_no — designed into the interview itself. BuildBetter works from free-form call transcripts, so it can only analyze whatever happened to be said on the call.","question":"Does Koji support structured questions like BuildBetter?"}],"relatedTopics":["koji vs buildbetter","AI call intelligence","AI moderated interviews","AI notetakers","voice of customer","customer research automation"]}],"pagination":{"total":1,"returned":1,"offset":0}}