Awesome. Definitely going to play with this. I actually use Codex and Slack as the two frontends for my OpenClaw as well. Slack for most messaging, Codex for adding new functionality.
CODE
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Revertible and Falsifiable Harness Edits as Agent Primitive
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Making harness edits revertible and falsifiable is the missing primitive most agent builders don't have.
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AI Tool Generates Fully Playable 3D Game in One Hour
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GAME DEV AS WE KNOW IT IS COOKED ♨️♨️♨️
— Charly Wargnier (@DataChaz) 30 avril 2026
Vibe-coding has officially arrived in video games.
you MUST check the demo below.
The Arcade AI team just generated a fully playable 3D game live on cam.
Complete with physics, game logic, and animation…
… built in an hour using… https://t.co/VTITdJ3d7vGAME DEV AS WE KNOW IT IS COOKED Vibe-coding has officially arrived in video games. you MUST check the demo below. The Arcade AI team just generated a fully playable 3D game live on cam. Complete with physics, game logic, and animation… … built in an hour using
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AI Companies and Projects Mentioned in Article
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France-based SquareMind just raised $18 M for Swan, an AI robotic platform that automates full-body skin imaging to help detect skin cancer.
— The Rundown AI (@TheRundownAI) 30 avril 2026
A cool look at the tech-enabled future of dermatology: pic.twitter.com/8RKjJBOUOjFrance-based SquareMind just raised $18 M for Swan, an AI robotic platform that automates full-body skin imaging to help detect skin cancer. A cool look at the tech-enabled future of dermatology:
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OpenAI Codex Community Program Supports Open Source Maintainers
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Incredible to see the impact of our community programs like Codex for Open Source in the wild! If you're an Open Source maintainer we'd love to support you!
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Agentic Harness Boosts Coding Agents 10% Without Model Changes
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You can now make coding agents 10% smarter without touching the model. Coding agents rely on a "harness" of prompts, tools, and configurations that shape how they work. Tuning this harness is usually manual, slow, and breaks easily. A new paper introduces Agentic Harness
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Frontier Model APIs vs Native Apps: A Growing Capability Gap
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Increasingly, I think, we will see a gap between what you can do with frontier model APIs & what you can do with the native apps from the frontier labs (Codex, Claude Code). Models developed and trained with their native harnesses in mind have more capabilities in their harnesses
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Codex and GPT-5.5 Updates Incoming to Maximize Capabilities
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love to see it, lots more updates enroute to help you maximise what you can do with Codex & GPT 5.5 if you have any feedback please do send it my way
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Buying a device to automate Claude Code approvals
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Buying one of these just to have it click “approve” and “continue” on Claude Code
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LangChain DeepAgents Deployment Now Available with Weekly Updates
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Checkout DeepAgents deploy here: https://
docs.langchain.com/oss/python/dee
pagents/deploy
… We're shipping updates every week (almost every day). What would you like to see next?