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Stop building RAG systems without doing evals

https://www.minimumviablefounder.com/p/ai-evals-arent-just-for-big-tech
2•hackfather•1h ago

Show HN: Cedric's Quest – A Dragon Quest–Style RPG in Rust and Bevy

https://store.steampowered.com/app/4569680/Cedrics_Quest__The_Waning_Ward/
1•coolwulf•49s ago•0 comments

Its operating system demo (from Computerphile)

https://www.youtube.com/watch?v=hISbyatih44
1•ozymandiax•51s ago•0 comments

Transitioning to the Verification Economy

https://www.unite.ai/transitioning-to-the-verification-economy/
1•Hard_Space•1m ago•0 comments

Built a household organizer in Flutter – what would you improve?

https://apps.apple.com/us/app/roomli-shared-home-organizer/id6761788107
1•mladenConcept•3m ago•0 comments

Unison – Watch YouTube Together, Perfectly in Sync

https://unison.video/
2•r1z4•3m ago•1 comments

Peppa Pig owners win copyright battle against 'impostor' Wolfoo

https://www.bbc.com/news/articles/clyx8lreydno
1•tartoran•3m ago•0 comments

Show HN: Nurb – Agentic CAD for 3D printing

https://github.com/Shpigford/nurb
1•Shpigford•4m ago•0 comments

Why so many Americans moved to the middle of nowhere

https://thehustle.co/newsletters/24-06-2026
1•paulpauper•4m ago•0 comments

Why Kids Can't Quit Roblox

https://www.theatlantic.com/family/2026/07/roblox-kids-gaming-mechanics-gambling/688095/
1•paulpauper•5m ago•0 comments

FAA Approves DoorDash Delivery Drones

https://www.bloomberg.com/news/articles/2026-07-29/faa-approves-doordash-delivery-drones-humans-w...
1•elsewhen•5m ago•1 comments

China Closes the Satellite Gap in Space Race with the U.S.

https://www.wsj.com/world/china/china-closes-the-satellite-gap-in-space-race-with-the-u-s-12b432b0
2•JumpCrisscross•6m ago•0 comments

M64 – ModRetro

https://modretro.com/products/m64?srsltid=AfmBOoqvHORpvx1ASiI3jAS8kaJvJE517iRb81-QB2QWlT9H3UMn9Tu-
2•Tomte•6m ago•1 comments

Frontier Lab Employee Open Letter Calls for Being Able to Pace the Frontier

https://thezvi.substack.com/p/frontier-lab-employee-open-letter
1•paulpauper•6m ago•0 comments

Show HN: Ahoy.navy – A daily sea battle puzzle

https://ahoy.navy/
1•geooff_•7m ago•0 comments

What Is an AI Employee?

https://construct.computer/blog/what-is-an-ai-employee/
1•ankushKun•8m ago•1 comments

The US government just banned Roombas

https://www.theverge.com/policy/972312/us-robot-ban-sweep-up-chinese-vacuums
6•leumon•10m ago•2 comments

Show HN: Turns your GitHub footprint into a map

https://gitcharta.vercel.app/
1•ThierryRkt•10m ago•0 comments

Show HN: Hunch – A local MCP that lets your LLM use your Mac in the background

https://github.com/PrithviSeran/hunch-mcp
1•prithviseran•10m ago•0 comments

Lilian Weng joins OpenAI after saying Thinking Machine's pace hurt her health

https://www.businessinsider.com/lilian-weng-returns-to-openai-after-leaving-thinking-machines-lab...
2•elo2000•11m ago•0 comments

Model Behavior: Taylor Lorenz

https://on.substack.com/p/model-behavior-taylor-lorenz
1•raybb•14m ago•0 comments

Perplexity Picks Sources (I Read the Stream, Not the Answers)

https://suganthan.com/blog/how-perplexity-picks-sources/
1•speckx•17m ago•0 comments

HP once updated printers to reject ink they owned, and it worked

https://www.makeuseof.com/hp-once-updated-millions-of-printers-to-reject-ink-they-already-owned-a...
4•josephcsible•17m ago•0 comments

Undocumented change and missed update sent Telstra network back to 2006

https://telsoc.org/news/telsoc-newsletter-commsday-story-of-the-week-17-2-2-2-2/
1•teddyh•18m ago•0 comments

Opus 5 gets things wrong more quietly

https://lord.technology/2026/07/29/opus-5-gets-things-wrong-more-quietly.html
2•076ae80a-3c97-4•20m ago•0 comments

Coursera Bets $100M That Chairman Andrew Ng Can Do What Coursera Can't

https://www.classcentral.com/report/coursera-andrew-ng-learnvector-investment/
2•ilamont•21m ago•0 comments

Securing Agents Across Perplexity's Client Endpoints with Numbat

https://research.perplexity.ai/articles/securing-agents-across-perplexity%E2%80%99s-client-endpoi...
1•denysvitali•22m ago•0 comments

Show HN: Concord, some open source stuff

https://github.com/ConcordDev/concord-cognitive-engine/pull/874
1•dutchtropez•22m ago•0 comments

Scientist on a Mission to Prevent 'Bananageddon'

https://www.rnz.co.nz/life/food/the-scientist-on-a-mission-to-prevent-bananageddon
4•billybuckwheat•23m ago•0 comments

Old ASP website loads for 1 second

https://www.aone.co.uk/
2•itsfine2•23m ago•1 comments

Show HN: Multi-LLM – review plans and code across 12 coding CLIs, many models

https://github.com/beastlabai/multi-llm-plugin
2•beastlabai•24m ago•0 comments