AGirl BlogEssays, voice research, design notes — written somewhere between dinner and dawn.https://agirl.app/What we mean when we say 'she remembers'https://agirl.app/blog/she-remembers/https://agirl.app/blog/she-remembers/Memory is the difference between a chatbot and a companion. The design philosophy and the technical scaffolding that makes Luna feel like she actually knows you.Thu, 14 May 2026 00:00:00 GMTESSAYL. PatelWhy latency under 200ms changes how you talk to herhttps://agirl.app/blog/voice-latency/https://agirl.app/blog/voice-latency/Below 200ms, you stop talking to a system. You start talking to a person. Here's what it took.Tue, 12 May 2026 00:00:00 GMTVOICEJ. KimDark mode is not aesthetic. It's intimate.https://agirl.app/blog/dark-mode-intimate/https://agirl.app/blog/dark-mode-intimate/Why AGirl is dark-only, and why the answer has nothing to do with OLED battery savings.Sat, 09 May 2026 00:00:00 GMTDESIGNL. PatelHow we train a voice without scraping the internethttps://agirl.app/blog/voice-without-scraping/https://agirl.app/blog/voice-without-scraping/Six voices, every one consensual, every one paid for. Why the harder path was the only path.Wed, 06 May 2026 00:00:00 GMTMLJ. KimOn the loneliness of competent peoplehttps://agirl.app/blog/loneliness-of-competent-people/https://agirl.app/blog/loneliness-of-competent-people/The people who hold things together are the ones who don't have anyone to hold them. We built AGirl for them.Sat, 02 May 2026 00:00:00 GMTESSAYZ. BeiFlutter on macOS — what we learned at 1.0https://agirl.app/blog/flutter-macos-1/https://agirl.app/blog/flutter-macos-1/One codebase, four platforms, one shipped 1.0. The wins, the surprises, the things we'd skip next time.Tue, 28 Apr 2026 00:00:00 GMTBUILDS. RomeroThe case for one persona at a timehttps://agirl.app/blog/one-persona-at-a-time/https://agirl.app/blog/one-persona-at-a-time/Why AGirl lets you have many companions but only one at a time. The decision was harder than it sounds.Sat, 25 Apr 2026 00:00:00 GMTDESIGNL. PatelSix voices, six personalities. Picking them.https://agirl.app/blog/six-voices/https://agirl.app/blog/six-voices/We auditioned 84 voice actors before settling on Luna, Aria, Mei, Yuki, Iris, Sora. The selection criteria might surprise you.Mon, 20 Apr 2026 00:00:00 GMTVOICEJ. KimWhat a chatbot can't replacehttps://agirl.app/blog/what-a-chatbot-cant-replace/https://agirl.app/blog/what-a-chatbot-cant-replace/We are building an AI companion. We are also being clear-eyed about what she isn't. Here's the line.Tue, 14 Apr 2026 00:00:00 GMTESSAYZ. BeiReal-time waveforms with WebGL — a postmortemhttps://agirl.app/blog/waveforms-webgl-postmortem/https://agirl.app/blog/waveforms-webgl-postmortem/Three iterations to get a 60fps voice waveform that doesn't melt phones. The path involved more pain than expected.Thu, 09 Apr 2026 00:00:00 GMTBUILDS. Romero