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186 original posts (reposts excluded)

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GrowthBookAre you shipping AI features safely? Most teams can ship fast now. Fewer can tell you whatext_image—2026-06-17—301
Graham McNicollIf you are an engineering leader at a growth-stage company currently maintaining your own text_image—2026-06-17—400
Ashley StirrupAccuracy measures the test set. It doesn't measure trust. I had Mayank Agarwal (Director text_carousel—2026-06-16—1502
GrowthBookLast year, Fyxer ran 541 experiments and grew from $1M to $35M in ARR. 🤯 They treated etext_link—2026-06-16—600
Graham McNicollKilling a feature you spent months (or years) building is one of the hardest calls in prodtext_video—2026-06-16—941
Graham McNicollIf your experimentation stack is Statsig, the last few months have probably been confusingtext_onlyindustry_commentary2026-06-122,4274033
Graham McNicollEvery experimentation leader eventually runs into the result nobody expected. A counteritext_videothought_leadership2026-06-11—800
Graham McNicollI spoke to an engineering lead last week whose team still tracks progress in story points.text_imagethought_leadership2026-06-10—710
GrowthBookAI coding tools have made shipping features the easy part. The hard part is releasing safetext_imagecompany_personal2026-06-09196701
Graham McNicollMost engineering teams using feature flags treat them as circuit breakers. Something goes text_videothought_leadership2026-06-09—1110
Graham McNicollProduct development is forever changed, and the pace of the change is incredible. We've setext_onlyproduct_announcement2026-06-086242630
Graham McNicollThree years into building our own experimentation platform at my last company, we found a text_imagethought_leadership2026-06-053,5535351
Ashley StirrupA two-point lift in close rate sounds like a rounding error. At Ford Credit, it's the numbtext_videopodcast2026-06-04394710
GrowthBookMany teams aspire to scale their experimentation program to learn fast and iterate constantext_onlycustomer_story2026-06-046721702
GrowthBookWhat if your AI coding tool could run your entire experiment workflow? Luke Sonnet (Head text_videoproduct_announcement2026-06-035451001
Graham McNicollI spoke to an engineering manager last week whose team still tracks sprint progress in stotext_videothought_leadership2026-06-034131110
Ashley StirrupEveryone celebrates the winning test, but the losing ones are where the real money hides. text_videopodcast2026-06-02499840
Graham McNicollMy head of Experimentation named our product development framework after Jon Hamm. I chosetext_imagethought_leadership2026-06-029333050
Graham McNicollWe had a dashboard for every metric at my last company. What we did not have was a way to text_imagethought_leadership2026-05-29604940
Ashley StirrupDavid Massey, MFA just shared his secret success at UPS. Everyone thought his test was crtext_videopodcast2026-05-285891500
GrowthBook🚀After 426 pull requests and 351,114 lines of code, GrowthBook 4.4 is here! This is our text_imageproduct_announcement2026-05-271,23734213
Ashley StirrupThe best experimentation teams celebrate the tests that fail. Why? Because a win confirmstext_videopodcast2026-05-268412231
Ashley StirrupDon’t confuse shipping with winning. Microsoft figured this out in 2014. For decades, thetext_imagethought_leadership_expert2026-05-266961101
Graham McNicollAmazon just held a mandatory meeting after vibe-coded changes caused multiple major outagetext_videoindustry_commentary2026-05-265812370
Graham McNicollI have watched a deploy take down products complete because there was no flag in place to text_imagethought_leadership2026-05-22447901
Ashley StirrupThe GrowthBook team just got back from Hawaii! We're a team spread across the globe, and text_imagecompany_personal2026-05-217,55610656
Graham McNicollMost product teams I talk to struggle to analyze the true impact of any feature they ship,text_videothought_leadership2026-05-20—900
GrowthBook4 engineers. 360 experiments. One year. That's Fyxer's growth engineering team, which heltext_linkpodcast2026-05-197281302
Graham McNicollAt education.com, we ran thousands of experiments. Roughly a third won. The ones that losttext_imagethought_leadership2026-05-19—1410
Ashley StirrupKhan Academy was one of the first companies to develop with the OpenAI models. This NYT sttext_linkcustomer_story2026-05-181,0412230
GrowthBookNew edition of The Experimentation Edge: Chess.com runs 400 experiments a year for a user text_linkpodcast2026-05-18473801
GrowthBookExperimentation drives ~8% of annual growth at Fanatics. On a $3B business, that's hundretext_linkpodcast2026-05-15269500
GrowthBookFyxer retests experiments that failed last year. And they keep winning. This sounds countext_videopodcast2026-05-15235310
Graham McNicollA bug in our code accidentally set our paywall to zero. Revenue jumped 30%. Usually whetext_imagethought_leadership2026-05-151,4431510
Graham McNicollI saw the Amazon report. Four major outages in one week from AI-assisted code changes. Thetext_imagethought_leadership2026-05-141,6841500
GrowthBookHow to shift your PM mindset to think more like an executive. That's the latest edition otext_linkthought_leadership_expert2026-05-13586720
Ashley StirrupAndrew Willingham's career advice for product managers: stop being right. Stop walking intext_videopodcast2026-05-134321001
Ashley StirrupMost teams kill a failed experiment and never look at it again. Kameron Tanseli at @fyxertext_videopodcast2026-05-13259610
Graham McNicollMost engineering teams I talk to are still shipping every feature directly to production. text_videothought_leadership2026-05-131,3392021
GrowthBookRunning 300 million feature flag evaluations per second sounds like an engineering flex. text_linkpodcast2026-05-12426810
Ashley StirrupDoorDash saved thousands of subscriptions per week. What was that experiment? Ilya Izraitext_videopodcast2026-05-127061911
Graham McNicollMost product teams I talk to know how to run an experiment. They have the tooling, a primatext_imagethought_leadership2026-05-129801200
Ashley StirrupHow does Fanatics generate hundreds of millions in growth from experimentation every year?text_videopodcast2026-05-119092730
GrowthBookUPS's Journey Experience and Design Innovation (nicknamed J.E.D.I.) team generated $500M+ text_linkcustomer_story2026-05-11328710
Ashley StirrupUPS added a required email field to their shipping checkout. The outcome? Not good... Context_videopodcast2026-05-11516510
Graham McNicollI have sat in spec reviews where the Jira tickets were written, the designs were finished,text_imagethought_leadership2026-05-081,0221010
GrowthBookMost companies run experiments in a silo. The growth team knows what's working. The produtext_videopodcast2026-05-08269320
Ashley StirrupIs 1 year to choose an experimentation tool overkill? Khan Academy says no. Dr. Kelli Hiltext_videocustomer_story2026-05-07426720
Graham McNicollAmazon got a mandatory meeting. Most engineering orgs will get a quieter version of the satext_imageindustry_commentary2026-05-071,003810
Graham McNicollMost product teams spec out the entire feature before they've shipped a single line of codtext_videothought_leadership2026-05-062,1471820
Ashley StirrupMost companies run experiments in a silo. The growth team knows what's working. Nobody eltext_videopodcast2026-05-06332420
Ashley StirrupKhan Academy spent 3 years defining one metric. Because most AI teams have no idea what "gtext_videopodcast2026-05-05255420
Graham McNicollMost Engineers I know are supervising agents now, not writing the code. Features that tootext_imageproduct_announcement2026-05-054,9992731
Ashley StirrupIntuition is the most dangerous tool in gen AI. It could have cost Khan Academy their AI ttext_videopodcast2026-05-04300820
Graham McNicollA bug in our codebase accidentally set our paywall to zero. As a side effect, revenue jumptext_videothought_leadership2026-05-011,0501000
GrowthBookYou spent weeks building the feature. Nobody used it. This happens more often than most text_videopodcast2026-05-01368210
Graham McNicollI spent years seeing product decisions based on gut feel. At education.com, we would spetext_onlycompany_personal2026-04-301,8712640
Ashley StirrupMost teams ship a feature and move on. Kameron Tanseli at @fyxerofficial does the opposittext_videopodcast2026-04-29450520
Graham McNicollAI coding tools are genuinely impressive. And this is literally the worst they will ever btext_videothought_leadership2026-04-295,8092210
Graham McNicollI once sat in a meeting that ran for an hour debating which shade of green to use for a butext_imagethought_leadership2026-04-281,6131250
Ashley StirrupWe thought Chess.com users wanted to review their losses. 80% were reviewing their wins. text_videopodcast2026-04-242,55235131
Graham McNicollIf you could onlypick one for your experimentation program, which would you rather have? text_onlythought_leadership2026-04-241,674450
GrowthBookA growth loop that looked perfect on a whiteboard completely backfired. Fyxer has a schedtext_videopodcast2026-04-24330310
Graham McNicollWe spent three years building our own experimentation platform at education.com. Then we ftext_videothought_leadership2026-04-231,6762502
Ashley StirrupNot every experiment that looks perfect on a whiteboard works in the real world. Kameron text_videopodcast2026-04-221,1571912
Graham McNicollIf you use 3rd party vendor, you are betting your infrastructure on someone else's board mtext_videothought_leadership2026-04-221,1211430
Graham McNicollSoftware teams get measured on delivery speed. It's an easy thing to track, it fits neatlytext_imagethought_leadership2026-04-216551110
Ashley StirrupAt Ancestry, their goal is to make the past come to life. They used AI to do exactly that,text_videopodcast2026-04-171,2982520
Graham McNicollIt's entirely possible to run a test, see it win, ship the feature, and still damage your text_videothought_leadership2026-04-179511320
GrowthBookMost growth teams are waiting until they're "big enough" to experiment. They're falling ftext_videopodcast2026-04-17454410
Graham McNicollMany "data-driven" companies are practicing sophisticated guessing. They have the dashbotext_onlythought_leadership2026-04-169661430
Graham McNicollStartup life is mostly reactive. You're in the task, in the Slack thread, in the meeting. text_videocompany_personal2026-04-159311930
Graham McNicollI see so many software teams launch massive features without actually defining what succestext_videothought_leadership2026-04-147401100
GrowthBookHave you seen how Khan Academy created an AI tutor? This edtech innovator is once again attext_imagecustomer_story2026-04-132,31445110
GrowthBookA simple UI change that sat in Bing’s backlog for months was worth over $120M in annual retext_videopodcast2026-04-13407400
Ashley StirrupKhan Academy gave their AI tutor a calculator to improve math accuracy. It worked, but it text_linkcustomer_story2026-04-091,2092730
Graham McNicollBuilding your own experimentation stack is a fun engineering challenge until the day it istext_imagethought_leadership2026-04-091,3902201
Graham McNicollEngineer's who ship products without measuring them are making a big mistake. If you arentext_videothought_leadership2026-04-086321500
Graham McNicollProduct teams obsess over whether they shipped on time. It's a reasonable thing to track. text_imagethought_leadership2026-04-07—810
Ashley StirrupAI just killed the two biggest excuses for not experimenting. "We don't have enough engintext_imagecustomer_story2026-04-076,7955853
Ashley StirrupA 5-pixel change almost cost LinkedIn $10M a year. A designer adjusted the padding on thetext_videopodcast2026-04-068961421
Ashley StirrupHow do you grow from $1M to $35M ARR in a year? Not by running the usual handful of tests text_videopodcast2026-04-021,8064432
Graham McNicollMost companies think choosing an experimentation vendor comes down to feature lists and UItext_imagethought_leadership2026-04-022,2672520
GrowthBookA designer at LinkedIn removed 5 pixels from an ad banner. No big deal, right? Revenue drtext_videopodcast2026-04-01595620
Graham McNicollI've watched design teams spend months on an interface that looked great, and was based ontext_videothought_leadership2026-04-016712221
GrowthBookExperimentation at scale is hard. TOOM made it systematic. By replacing manual analysis wtext_carouselcustomer_story2026-03-31398110
Graham McNicollEven the best product people on Earth have a surprisingly low batting average. In basebaltext_imagethought_leadership2026-03-319641910
GrowthBookBuilding a culture of experimentation is about creating a culture of humility, that learnstext_videothought_leadership2026-03-304771210
GrowthBookIf your team is shipping AI and algorithmic changes without an A/B test, you're flying blitext_videopodcast2026-03-27357510
GrowthBookKhan Academy built one of the most thoughtful experimentation programs in education. Privatext_carouselcustomer_story2026-03-27437611
GrowthBookUnit tests have one job: tell you if something is broken. AI apps just made that job impostext_videopodcast2026-03-26316310
Graham McNicollIn many companies, the projects we work on are the ones backed by the person who speaks thtext_videothought_leadership2026-03-261,3972841
GrowthBookKhan Academy gave their AI tutor a calculator to improve math accuracy. It worked, but it text_linkcustomer_story2026-03-241,0411010
Graham McNicollThe most important transition for a product team is learning how to be ruthless with ideastext_videothought_leadership2026-03-241,3332840
GrowthBookThe bottleneck used to be shipping. Now it's knowing what to keep. AI is putting more codtext_videopodcast2026-03-23442911
Graham McNicollWe once had a design team spend months redoing our onboarding flow. They did everything rtext_imagethought_leadership2026-03-2083,977156228
Ashley StirrupYour metrics are green. Your customers are leaving. Ron Kohavi calls these "watermelon metext_imagethought_leadership_expert2026-03-194,75795144
GrowthBookWe are thrilled to have Kelli H., senior director of data insights from Khan Academy, on otext_onlycustomer_story2026-03-18151200
GrowthBookMost experimentation programs start the same way. A few A/B tests. Some promising resultstext_onlycustomer_story2026-03-18580712
Graham McNicollJudging a product team solely on their ability to ship is a bad metric that rewards activitext_videothought_leadership2026-03-189243510
GrowthBookThis is a great way for any e-commerce experimenter to learn and work with industry leadertext_onlyother2026-03-17699410
Ashley StirrupCalling e-commerce experimentation companies! Get free expert guidance from Ron Kohavi, Ltext_imagethought_leadership_expert2026-03-171,3062015
Graham McNicollOpenAI bought Statsig for $1.1B in stock. Before that, Datadog swallowed Eppo. For a CTO,text_imageindustry_commentary2026-03-162,4764321
Ashley StirrupFriends don't let their product managers use bad reality distortion. Steve Jobs had a famtext_imagethought_leadership2026-03-16762810
Ashley StirrupHigh activity doesn't mean high quality. Sometimes it means the opposite. A user who refrtext_videopodcast2026-03-12206630
Graham McNicollI know it sounds controversial, but I advocate for burning your backlog at the end of evertext_videothought_leadership2026-03-121,7955670
Ashley Stirrup8+ out of 10 features your team ships will fail. That's not pessimism — it's data. The metext_videothought_leadership_expert2026-03-1195410
Ashley StirrupMost ideas fail. Data shows the median organization has a success rate of only 10-15%. If text_videothought_leadership_expert2026-03-1174200
GrowthBookIt’s one thing to run an experiment. It’s another to operationalize experimentation at sctext_carouselcustomer_story2026-03-10454711
Ashley StirrupAnyone can run an A/B test. Typeform decided that wasn't enough. On the latest Experimenttext_videopodcast2026-03-10145720
Graham McNicollIn baseball terms, the industry standard for any new product success is batting 200- and htext_videothought_leadership2026-03-101,4524910
GrowthBookSmall changes to a user interface can have a huge impact on conversion rates and revenue. text_onlythought_leadership_expert2026-03-09406800
Ashley StirrupA simple UI change was worth $120 million to Bing. The problem is, it's impossible to knotext_videopodcast2026-03-091,1651912
Ashley StirrupRaj Mehta joined me on the Experimentation Edge Podcast this week. Its a great real-worldtext_onlypodcast2026-03-0776200
Ashley StirrupThis is an excellent case study on the power of experimentation! Kameron T. and team are text_onlycustomer_story2026-03-06103911
Ashley StirrupIt's Twyman's Law: any figure that looks interesting or surprising is usually wrong. Heretext_imagethought_leadership_expert2026-03-061,3931510
GrowthBookWhen you deliver flowers and gifts across 9 countries, not everyone behaves the same way. text_carouselcustomer_story2026-03-05504610
GrowthBookShipping on flat can be so tempting! "The project is strategic!" or "It's important to thtext_onlythought_leadership2026-03-047871410
Ashley StirrupMost experimentation programs are confidently wrong - unless they have a plan. The webinatext_imagethought_leadership_expert2026-03-0447711
Ashley StirrupA slide made it all the way to a VP all-hands at Microsoft. It said: "New users who use otext_imagethought_leadership_expert2026-03-0328920
Graham McNicollRon Kohavi and Luke Sonnet are hosting a discussion tomorrow about how to decide what to dtext_onlythought_leadership_expert2026-03-028951610
Ashley StirrupAmazon's team was confident in their data. Then someone noticed Oprah had called Kindle hetext_documentthought_leadership_expert2026-03-0232710
Ashley StirrupA Microsoft team once presented this finding internally about Office 365: "Users who use otext_imagethought_leadership_expert2026-02-27344410
Ashley StirrupLukas Vermeer 🃏 talked today at Experimentation Island about how simple stories can reshatext_imagethought_leadership_expert2026-02-26405840
Ashley StirrupThe most dangerous animal in your organization isn't a bad idea. It's a senior leader withtext_imagethought_leadership_expert2026-02-2611,1435962
Ashley StirrupGreat session on “How to scale your experimentation program” session at Experimentation Istext_imagethought_leadership_expert2026-02-25313820
Ashley StirrupI just watched a terrific presentation by Kelli H. at Khan Academy at Experimentation Islatext_imagecustomer_story2026-02-251643312
Ashley Stirrup92% of experiments at Airbnb failed to move the metrics they were designed to improve. Rotext_imagethought_leadership_expert2026-02-24892832
Ashley StirrupYou never know where your next home run idea will come from. That's not a platitude. It'stext_documentthought_leadership_expert2026-02-23243030
GrowthBookExcited to learn when to iterate and when to obliterate! We'll be raffling off 3 tickets text_onlyother2026-02-20459900
Ashley StirrupExperimentation unlocks learning you can't get any other way. These learnings often surfatext_onlythought_leadership2026-02-202451110
GrowthBookMost experimentation stories focus on wins. Breeze also focused on avoiding costly mistaketext_carouselcustomer_story2026-02-198371713
Ashley Stirrup4.3 includes some great new features, like Daily Average Usage tracking, which is key for text_onlyproduct_announcement2026-02-17633810
GrowthBookIt's countdown time! 🚀 Join us this Thursday for a live walkthrough. GrowthBook 4.3 is otext_onlyproduct_announcement2026-02-17168623
GrowthBookFaster experiments, deeper insights. GrowthBook 4.3 has arrived! 🎉 This release brings mtext_documentproduct_announcement2026-02-09873910
GrowthBookTwo things slow down every experiment: Waiting for significance and then figuring out whattext_onlyproduct_announcement2026-02-05523903
Ashley StirrupWe shipped GrowthBook 4.3 today. It includes a geeky feature called post-stratification wtext_onlyproduct_announcement2026-02-046281610
GrowthBookGrowthBook 4.3 is here! It’s time for faster experiments & deeper insights. We're excitedtext_carouselproduct_announcement2026-02-047411111
Ashley StirrupIt's not often that you can get world-class experimentation tools AND save 82% versus the text_onlyproduct_announcement2026-01-304591000
GrowthBookHow did The Social Hub (B Corp™) cut experimentation costs by 82% while scaling their testtext_imagecustomer_story2026-01-309571122
GrowthBookWhat makes an experimentation program an engine for long-term growth? We’re excited to htext_onlythought_leadership_expert2026-01-298,3342512
GrowthBookMost teams talk about experimentation. Treatwell made it their default. Instead of relyintext_carouselcustomer_story2026-01-276731710
GrowthBookAI Evals tell you if the model works. A/B tests tell you if users care. These answer difftext_linkthought_leadership2026-01-27540601
GrowthBookMany organizations are optimizing perfectly—for the wrong thing. Dark patterns rarely startext_onlythought_leadership2026-01-204481000
Graham McNicollOptimization to Enshitification: Dark Patterns in A/B Testing A post allegedly written bytext_imagethought_leadership2026-01-1917,6115652
Ashley StirrupAI usage is making A/B testing even more important. In this GrowthBook Office Hours - We’text_onlyproduct_announcement2026-01-078031520
GrowthBookAI makes shipping new features easy. But knowing _what_ to ship is still hard. If making btext_onlyproduct_announcement2026-01-07522503
GrowthBookHeading to Experimentation island (#Ei2026)? We are! This isn’t just another conference. Itext_imagecompany_personal2025-12-152,1451515
Graham McNicollThe GrowthBook 4.2 webinar is this Thursday at 10am Pacific. Join Luke Sonnet, Ryan Feigentext_onlyproduct_announcement2025-12-031,3114310
GrowthBookWhat are we thankful for and not arguing about? Clear, statistically significant, verifiabtext_onlyproduct_announcement2025-12-03146100
Graham McNicollThis is exactly why Jeremy and I founded GrowthBook. Experimentation is hard but your expetext_onlycompany_personal2025-11-242,5374023
Ashley StirrupThis is kind of feedback makes working at GrowthBook really special. How many experimentstext_onlycustomer_story2025-11-249852410
Ashley StirrupUncovering new understandings of user behavior can unlock new sales or huge savings opporttext_onlyproduct_announcement2025-11-215891110
GrowthBookCan a single Product Analytics dashboard uncover a $400K conversion problem? Join us for text_imageproduct_announcement2025-11-211,5221815
Ashley StirrupRudger de Groot and Mintminds have been working with Growthbook for 3 years. If you are gtext_onlycustomer_story2025-11-19392711
GrowthBookCloudflare down?  If your feature management or experimentation platform just brought you text_imageindustry_commentary2025-11-181,6842713
GrowthBookAt #JSNationUS and interested in feature flagging and experimentation (and, why wouldn't ytext_onlycompany_personal2025-11-17268700
Ashley StirrupIf your product team has lots of data, but still can't see where the biggest opportunitiestext_onlyproduct_announcement2025-11-144261100
GrowthBookJoin us for a live demo and deep dive into the latest release from GrowthBook. We've addedtext_onlyproduct_announcement2025-11-14426605
GrowthBookGrowthBook 4.2 is here! We’re excited to announce the beta version of GrowthBook Product Atext_imageproduct_announcement2025-11-129221715
GrowthBook7000 stars. Seems like just yesterday it was 6k. They grow up so fast 🥲 And, if you're ltext_onlycompany_personal2025-10-31217100
GrowthBookExciting news to share... we hit 🎉 7,000 GitHub stars. We're humbled to reach this milesttext_imagecompany_personal2025-10-301,4242614
GrowthBookWe're thrilled to have Kelli Hill, PhD from Khan Academy speaking at Experimentation Islantext_onlycompany_personal2025-10-29480710
GrowthBookThe best time to start managing your feature flag system was probably like two years ago �text_onlycompany_personal2025-10-15388300
GrowthBookWe fed 80+ experiments into AI. We learned what users actually want—then built and tested text_imagethought_leadership2025-10-13806811
Ashley StirrupI had the opportunity to help out Andrew Yan and AthenaHQ as they worked on their GenAI Setext_onlyindustry_commentary2025-10-088622530
GrowthBookIf you're serious about experimentation, there's no better place to learn, network, and shtext_onlyindustry_commentary2025-10-03171310
Ashley StirrupBuilding new features and not tracking the results?? It's time for an experimentation platext_onlyproduct_announcement2025-09-256991600
GrowthBookBe on the lookout across the San Francisco Bay Area today! If you're looking to make the text_imageproduct_announcement2025-09-2540,3862706
GrowthBookEver wonder if your feature actually moved the needle, or if that metric bump was just seatext_linkproduct_announcement2025-09-24463500
GrowthBookYesterday's comic was, of course, in reference to Twyman's Law. Applicable not only to etext_carouselthought_leadership2025-09-17322400
GrowthBookThis fantastic comic (xkcd 2899) is about which law?text_imagethought_leadership2025-09-16403601
GrowthBookAs a company, we do things companies do: • Run A/B tests (obviously) • SEO • And notext_linkthought_leadership2025-09-15487700
GrowthBookLooking for some A/B testing content to watch this weekend 👀 Ron Kohavi has compiled a text_onlythought_leadership_expert2025-09-12496400
GrowthBookThis week we've been sharing everything included in our latest 4.1 release, which includestext_linkproduct_announcement2025-09-12418700
GrowthBookWe're just going to go ahead and say it: GrowthBook is the most comprehensive open-source text_linkproduct_announcement2025-09-11282800
GrowthBookSanity offers a powerful content management solution that effortlessly integrates with Grotext_linkproduct_announcement2025-09-11183500
GrowthBookGrowthBook is now native on Vercel Marketplace 🎯 What this means for your Next.js apps: text_linkproduct_announcement2025-09-10191300
GrowthBookAgain, for those in the back: We've added actually useful AI features to GrowthBook in 4.1text_onlyproduct_announcement2025-09-10419400
GrowthBookLove this! Rudger de Groot makes a great case for Holdouts (part of our latest 4.1 releasetext_onlythought_leadership_expert2025-09-09230200
GrowthBookYour PM: "What happened with that experiment?" You: Opens 17 tabs, 3 spreadsheets, and a Stext_imageproduct_announcement2025-09-09384700
GrowthBookThe problem with A/B tests? They end. But what about the cumulative impact of 50 featurestext_linkproduct_announcement2025-09-09220200
GrowthBookGrowthBook 4.1: Holdouts, dashboards, and AI that's not only unbelievably useful but custotext_documentproduct_announcement2025-09-093041001
Ashley StirrupI’m happy to share that I’m starting a new position as Chief Marketing Officer at GrowthBotext_onlycompany_personal2025-09-0893240680
GrowthBookMost holdouts measure only shipped features. Ours measure everything—including failed expetext_linkthought_leadership2025-09-04369100
GrowthBookYour experiments showed +5%, +3%, +7% wins. But did they actually add up to +15%? Spoilertext_linkproduct_announcement2025-09-03413400