https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's tech blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, distributed training, and data engineering. ko fjvbn2003@gmail.com (Youngju Kim) fjvbn2003@gmail.com (Youngju Kim) Sat, 16 May 2026 00:00:00 GMT https://www.youngju.dev/blog/culture/2026-05-16-ai-customer-success-platforms-2026-catalyst-gainsight-churnzero-vitally-planhat-totango-clientsuccess-deep-dive.en https://www.youngju.dev/blog/culture/2026-05-16-ai-customer-success-platforms-2026-catalyst-gainsight-churnzero-vitally-planhat-totango-clientsuccess-deep-dive.en A May 2026 deep dive into the AI-powered Customer Success Platform (CSP) landscape. Enterprise leaders Gainsight, Totango and ChurnZero, modern challengers Catalyst, Vitally and Planhat, adjacent categories like Pendo and WalkMe, the NRR/GRR/CHI metric stack, and field reports from Toss CX, Mercari and Channel Talk - all in one post. Sat, 16 May 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) customer-successcatalystgainsightchurnzerovitallyplanhattotangoclient-successpendochurn-management2026deep-diveenglish https://www.youngju.dev/blog/culture/2026-05-16-ai-customer-success-platforms-2026-catalyst-gainsight-churnzero-vitally-planhat-totango-clientsuccess-deep-dive.ja https://www.youngju.dev/blog/culture/2026-05-16-ai-customer-success-platforms-2026-catalyst-gainsight-churnzero-vitally-planhat-totango-clientsuccess-deep-dive.ja 2026年5月時点のAIカスタマーサクセス (CS) プラットフォームを整理します。Gainsight・Totango・ChurnZero などのエンタープライズリーダー、Catalyst・Vitally・Planhat などのモダンな新興勢力、Pendo・WalkMe などのデジタル採用ツール、NRR/GRR/CHI などの主要指標、そして Toss CX チーム・メルカリ・Channel Talk などの韓日現場事例まで一つの記事にまとめました。 Sat, 16 May 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) customer-successcatalystgainsightchurnzerovitallyplanhattotangoclient-successpendochurn-management2026deep-dive日本語 https://www.youngju.dev/blog/culture/2026-05-16-ai-customer-success-platforms-2026-catalyst-gainsight-churnzero-vitally-planhat-totango-clientsuccess-deep-dive https://www.youngju.dev/blog/culture/2026-05-16-ai-customer-success-platforms-2026-catalyst-gainsight-churnzero-vitally-planhat-totango-clientsuccess-deep-dive 2026년 5월 기준 AI 기반 고객 성공(CS) 플랫폼을 정리합니다. Gainsight · Totango · ChurnZero 같은 엔터프라이즈 리더, Catalyst · Vitally · Planhat 같은 모던 신흥 강자, Pendo · WalkMe 같은 디지털 채택 도구, NRR/GRR/CHI 같은 핵심 지표, 그리고 토스 CX팀 · Mercari · 채널톡 같은 한·일 현장 사례까지 한 글에 담았습니다. Sat, 16 May 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) customer-successcatalystgainsightchurnzerovitallyplanhattotangoclient-successpendochurn-management2026deep-dive