In partnership with

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BUILDER HUSTLE
AI · TECH · STARTUPS
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In This Issue
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💬 ChatGPT Added a Table of Contents. It's Becoming a Workspace.
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🎭 One Photo + Audio = Talking Avatar. Open-Source. MIT License.
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🏠 325,000 Home Designs in a Month. This YC Startup Is Rewriting Architecture.
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🎬 Draw a Red Line on an Image. Get a Cinematic FPV Flythrough.
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🎥 Google Flow Agent Is an AI Co-Pilot Built for Filmmakers
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💬 CHATGPT · PRODUCTIVITY · WORKSPACE
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ChatGPT Added a Table of Contents.
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ChatGPT now auto-generates a clickable Table of Contents with emojis for any conversation with 5 or more responses. Long debugging sessions, research deep-dives, and multi-hour planning threads become skimmable documents you can jump through instead of scroll through. Live now on web. The small detail nobody's saying: OpenAI isn't just making ChatGPT smarter, they're making it stickier.
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📌 Triggers automatically at 5+ responses. No setup needed. Works on existing long conversations too.
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⚡ Web is live now. Mobile app rollout is coming but no confirmed date yet.
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🔭 This is one of many small UX moves turning ChatGPT into a persistent workspace. Each one makes it harder to leave for a competitor.
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Try it on ChatGPT web →
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🎭 OPEN SOURCE · TALKING AVATAR · VIDEO AI
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One Photo + Any Audio = Lip-Synced Talking Avatar. Free, Open-Source and It's Humiliating Video Agencies.
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Meituan's LongCat-Video-Avatar-1.5 lets you upload one photo and any audio file and get back a perfectly lip-synced talking avatar video. No camera, no lighting, no editing. Fully open-source with an MIT license, meaning you can build commercial products on top of it today. The demo shows ultra-realistic sync across different faces and languages. Creators called it "humiliating" for traditional video agencies that charge thousands for what this does in seconds for free.
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📌 MIT licensed. Build commercial products on it. No royalties, no restrictions, no approval needed.
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⚡ Use cases: AI tutors, multilingual content, faceless brand avatars, dubbing pipelines, NPC characters.
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🔭 Chinese labs keep shipping production-grade open-source video tools. The pace is faster than paid Western alternatives can match.
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View on GitHub →
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200+ Claude Prompts Top Professionals Actually Use at Work
Claude can be your analyst, editor, and strategist.
But most professionals are using it to fix grammar.
These 200+ Claude prompts take it from grammar tool to your most powerful AI work assistant.
200+ ready-to-use Claude prompts to get real work done in minutes — researched, tested, and used by professionals at Google, Microsoft, and NASA
Superhuman AI newsletter (4 min daily) so you keep learning new AI tools and skills to stay ahead in your career — the prompts are just the beginning
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🏠 DRAFTEDAI · YC · HOME DESIGN
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325,000 Home Designs in One Month. This YC Startup Is Doing to Architecture What Canva Did to Design.
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DraftedAI, a fresh YC-backed launch, lets anyone sketch a rough room shape, define constraints, and instantly get full floor plans, elevations, and 3D renders. 120,000 users have already generated 325,000+ home designs in the past month. The workflow goes from napkin sketch to polished 3D model in minutes. What took an architect weeks of back-and-forth now takes a homeowner one afternoon.
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📌 120K users, 325K designs in one month. That growth rate from a fresh YC launch is exceptional.
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⚠️ Building codes, structural engineering, and permits are not solved here. Design is fast. Approval is still slow.
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🔭 Architects who add AI-assisted rapid prototyping to their workflow gain an unfair speed advantage. Those who ignore it lose the early client conversation entirely.
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See the full launch →
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🎬 AI VIDEO · CAMERA CONTROL · WORKFLOW
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Draw a Red Arrow on an Image. Feed It to an AI Video Model. Get a Cinematic FPV Flythrough.
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AI builder MrLarus shared a dead-simple camera control technique: take any base image, draw a red arrow on it to define the camera path, feed it into a video model like Seedance with a motion prompt, and get precise FPV-style cinematic movement out. The demo shows a single smooth shot flying through Mt. Fuji, the Eiffel Tower, the Colosseum and the Statue of Liberty back to back. Full step-by-step workflow and exact prompt template in the thread.
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📌 Works with any base image - real photo, composite, or AI-generated. The red arrow is your camera instruction.
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⚡ Real estate promos, travel content, sci-fi sequences - any creator needing controlled camera movement can use this today.
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🔭 Precise visual control over AI video is the missing piece most tools haven't solved. This workaround is the best practical answer available right now.
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More details →
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🎥 GOOGLE FLOW · AI FILMMAKING · CREATIVE AGENT
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Google Flow Agent Is Not a Video Generator. It's an AI Co-Director That Understands Your Whole Project.
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Google announced Flow Agent, a Gemini-powered creative co-pilot built directly into Google Flow. It handles plot and character brainstorming, dialogue writing, scene variations generated in batch, and automatic asset organization and renaming. all with full context of your project, not just a single prompt. Google is explicitly positioning it as "under your control," reasoning step by step with your material rather than replacing the director.
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📌 Batch scene variations means you get multiple options at once instead of prompting one at a time. Huge time saver for pre-production iteration.
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⚡ Auto asset organization and renaming is the unsexy feature that saves hours on real productions. Filmmakers will notice this immediately.
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🔭 The shift from "generate a clip" to "manage an entire creative project" is where AI becomes irreplaceable on set. Flow Agent is Google's first serious move into that space.
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Explore Google Flow →
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Meme Corner
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10x the context. Half the time.
Speak your prompts into ChatGPT or Claude and get detailed, paste-ready input that actually gives you useful output. Wispr Flow captures what you'd cut when typing. Free on Mac, Windows, and iPhone.
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Today's Top Launches
Products To Watch Out Today
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🏆 Pretty Prompt
Chrome Extensions · Productivity · Artificial Intelligence
Grammarly for prompting. It cleans up and improves your AI prompts before you hit send, useful for anyone who types rough prompts into ChatGPT or Claude and wants consistently better outputs without learning prompt engineering from scratch.
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🏠 Zown
Fintech · Artificial Intelligence · Social Impact
The AI-powered homebuying platform. It handles everything from search to mortgage qualification in one place, pitched as making homeownership accessible for people who feel priced out of the process.
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📄 Open Paper
Open Source · SaaS
An AI-native workbench for understanding research papers. If you regularly read dense academic or technical content, this lets you annotate, query, and break down papers without leaving the doc.
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Stay sharp,
Builder Hustle