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GPT 5 vs. Opus 4.1 for Vibe-Coded Apps

https://www.instantdb.com/essays/gpt_5_vs_opus_4
29•stopachka•6mo ago

Comments

RickS•6mo ago
Both apps involved email for magic link features, but then both apps genuinely insist on harvesting your email for instantdb before you can view them?. Gotta love living on the post-shame internet.
rezokun•6mo ago
Thanks for temp mail services.
stopachka•6mo ago
For what it's worth, we added auth so there was some way for users to edit songs. LLMs still struggle with more complicated permissions for guests. This is something we'll work on though.
personjerry•6mo ago
It's an advertisement.
sheepscreek•6mo ago
Yes, I’m beginning to get tired of these advert-blog posts, particularly those that don’t significantly advance the narrative beyond what’s already been discussed.
ValveFan6969•6mo ago
Vibe-coding an email collection service is wild, intentional or not.
nojs•6mo ago
This type of “first shot success” is an easy test to run but not really indicative of how useful the tools are in practice. It’s more important to test how they navigate a large codebase, make reliable changes in line with existing code, not introduce random regressions, be fast, etc.
cchance•6mo ago
Its funny you say that because everyone just started moving back to monoliths, and vibe coding would fit perfectly with microservices lol
kyrra•6mo ago
Microservices don't make it any better. They tend to have a lot of implicit contracts that people don't necessarily express well through the API. All it does is give you a boundary that is fuzzy depending on the protocol used to communicate between the services.
anupshinde•6mo ago
I am just starting to feel that GPT-5 is more hype.

Just a day before GPT-5 launch, I made a video about making a tool with agents, Claude Sonnet 4 and GitHub Copilot.

There was so much hype on the launch day - on how good GPT-5 is, how it gets the code right the first time, and how little direction it needs.

So I was compelled to try it again with GPT-5 preview available in Copilot.

And for some reason, it struggled to align with directions.

a. It would make its own decisions, misaligned with what I mentioned. I had to explicitly say "DO NOT DO this....". ( explicit instructions were followed.)

b. It did not complete tasks and moved forward. This is the same style I used with both GPT-4o and Claude Sonnet 4.

Also, it might be good at coding, but it does feel geeky - need to try more.

Pentagon cutting ties w/ "woke" Harvard, ending military training & fellowships

https://www.cbsnews.com/news/pentagon-says-its-cutting-ties-with-woke-harvard-discontinuing-milit...
2•alephnerd•2m ago•1 comments

Can Quantum-Mechanical Description of Physical Reality Be Considered Complete? [pdf]

https://cds.cern.ch/record/405662/files/PhysRev.47.777.pdf
1•northlondoner•2m ago•1 comments

Kessler Syndrome Has Started [video]

https://www.tiktok.com/@cjtrowbridge/video/7602634355160206623
1•pbradv•5m ago•0 comments

Complex Heterodynes Explained

https://tomverbeure.github.io/2026/02/07/Complex-Heterodyne.html
1•hasheddan•5m ago•0 comments

EVs Are a Failed Experiment

https://spectator.org/evs-are-a-failed-experiment/
1•ArtemZ•17m ago•3 comments

MemAlign: Building Better LLM Judges from Human Feedback with Scalable Memory

https://www.databricks.com/blog/memalign-building-better-llm-judges-human-feedback-scalable-memory
1•superchink•17m ago•0 comments

CCC (Claude's C Compiler) on Compiler Explorer

https://godbolt.org/z/asjc13sa6
1•LiamPowell•19m ago•0 comments

Homeland Security Spying on Reddit Users

https://www.kenklippenstein.com/p/homeland-security-spies-on-reddit
2•duxup•22m ago•0 comments

Actors with Tokio (2021)

https://ryhl.io/blog/actors-with-tokio/
1•vinhnx•23m ago•0 comments

Can graph neural networks for biology realistically run on edge devices?

https://doi.org/10.21203/rs.3.rs-8645211/v1
1•swapinvidya•35m ago•1 comments

Deeper into the shareing of one air conditioner for 2 rooms

1•ozzysnaps•37m ago•0 comments

Weatherman introduces fruit-based authentication system to combat deep fakes

https://www.youtube.com/watch?v=5HVbZwJ9gPE
2•savrajsingh•38m ago•0 comments

Why Embedded Models Must Hallucinate: A Boundary Theory (RCC)

http://www.effacermonexistence.com/rcc-hn-1-1
1•formerOpenAI•40m ago•2 comments

A Curated List of ML System Design Case Studies

https://github.com/Engineer1999/A-Curated-List-of-ML-System-Design-Case-Studies
3•tejonutella•44m ago•0 comments

Pony Alpha: New free 200K context model for coding, reasoning and roleplay

https://ponyalpha.pro
1•qzcanoe•48m ago•1 comments

Show HN: Tunbot – Discord bot for temporary Cloudflare tunnels behind CGNAT

https://github.com/Goofygiraffe06/tunbot
2•g1raffe•51m ago•0 comments

Open Problems in Mechanistic Interpretability

https://arxiv.org/abs/2501.16496
2•vinhnx•57m ago•0 comments

Bye Bye Humanity: The Potential AMOC Collapse

https://thatjoescott.com/2026/02/03/bye-bye-humanity-the-potential-amoc-collapse/
2•rolph•1h ago•0 comments

Dexter: Claude-Code-Style Agent for Financial Statements and Valuation

https://github.com/virattt/dexter
1•Lwrless•1h ago•0 comments

Digital Iris [video]

https://www.youtube.com/watch?v=Kg_2MAgS_pE
1•vermilingua•1h ago•0 comments

Essential CDN: The CDN that lets you do more than JavaScript

https://essentialcdn.fluidity.workers.dev/
1•telui•1h ago•1 comments

They Hijacked Our Tech [video]

https://www.youtube.com/watch?v=-nJM5HvnT5k
1•cedel2k1•1h ago•0 comments

Vouch

https://twitter.com/mitchellh/status/2020252149117313349
37•chwtutha•1h ago•6 comments

HRL Labs in Malibu laying off 1/3 of their workforce

https://www.dailynews.com/2026/02/06/hrl-labs-cuts-376-jobs-in-malibu-after-losing-government-work/
4•osnium123•1h ago•1 comments

Show HN: High-performance bidirectional list for React, React Native, and Vue

https://suhaotian.github.io/broad-infinite-list/
2•jeremy_su•1h ago•0 comments

Show HN: I built a Mac screen recorder Recap.Studio

https://recap.studio/
1•fx31xo•1h ago•1 comments

Ask HN: Codex 5.3 broke toolcalls? Opus 4.6 ignores instructions?

1•kachapopopow•1h ago•0 comments

Vectors and HNSW for Dummies

https://anvitra.ai/blog/vectors-and-hnsw/
1•melvinodsa•1h ago•0 comments

Sanskrit AI beats CleanRL SOTA by 125%

https://huggingface.co/ParamTatva/sanskrit-ppo-hopper-v5/blob/main/docs/blog.md
1•prabhatkr•1h ago•1 comments

'Washington Post' CEO resigns after going AWOL during job cuts

https://www.npr.org/2026/02/07/nx-s1-5705413/washington-post-ceo-resigns-will-lewis
4•thread_id•1h ago•1 comments