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Show HN: AI Cost Firewall – OpenAI-compatible gateway with semantic caching

https://github.com/vcal-project/ai-firewall
1•vcaluser•2h ago

Comments

IxInfra•58m ago
The 0.92 semantic similarity threshold is interesting. curious how you landed on that number? Thinking too low and you risk false cache hits but too high and you lose most of the semantic benefit. Did you run experiments or is it tunable per use case?

Roman Catholic Churches See a Surge of New Converts

https://www.nytimes.com/2026/03/26/us/catholics-converts.html
1•johntfella•39s ago•0 comments

The Decadelong Feud Shaping the Future of AI

https://www.wsj.com/tech/ai/the-decadelong-feud-shaping-the-future-of-ai-7075acde
1•danielcampos93•3m ago•0 comments

RimWorld: A sci-fi colony SIM driven by an intelligent AI storyteller

https://store.steampowered.com/app/294100/RimWorld/
1•doener•3m ago•0 comments

Why AI Companies Want to Take Control of Your Computer

https://nymag.com/intelligencer/article/why-ai-agents-anthropic-claude-want-to-take-control-of-yo...
1•tempodox•7m ago•0 comments

We hold the key to the universe, and we turned it into a casino

https://seangong.substack.com/p/we-hold-the-key-to-the-universe-and
4•Entropnt•7m ago•0 comments

Sealing Paper Packaging Without Adhesives

https://www.fraunhofer.de/en/press/research-news/2026/march-2026/sealing-paper-packaging-without-...
1•gnabgib•8m ago•0 comments

Why exposing young children to AI content could have irreversible consequences

https://theconversation.com/why-exposing-young-children-to-ai-content-could-have-irreversible-con...
1•tempodox•9m ago•0 comments

RAM prices are plummeting after OpenAI failed to fulfill its commitment

https://twitter.com/rdd147/status/2037956117620482417
2•mirzap•10m ago•1 comments

NASA scientist backs evidence of non-human intelligence in Earth's skies

https://www.dailymail.co.uk/sciencetech/article-15677677/nasa-scientist-evidence-nonhuman-intelli...
1•SilentM68•11m ago•0 comments

From 300KB to 69KB per Token: How LLM Architectures Solve the KV Cache Problem

https://news.future-shock.ai/the-weight-of-remembering/
2•future-shock-ai•16m ago•0 comments

Harvests and food prices at risk as Iran war triggers global fertiliser crunch

https://www.independent.co.uk/news/world/middle-east/global-fertiliser-shortage-iran-war-food-pri...
2•measurablefunc•23m ago•0 comments

Why mathematicians are boycotting their biggest conference

https://www.scientificamerican.com/article/why-mathematicians-are-boycotting-their-biggest-confer...
9•nickcotter•29m ago•1 comments

Mathematics Is All You Need

https://zenodo.org/records/19080172
3•vinhnx•33m ago•1 comments

Carl Schmitt in Miami

https://thecritic.co.uk/carl-schmitt-in-miami/
1•paulpauper•35m ago•0 comments

How Many AA Batteries Does It Take to Power a PC Setup? [video]

https://www.youtube.com/watch?v=U5lskFXDbWs
2•gnabgib•36m ago•0 comments

Caching algorithms without knowing how they work

https://blog.autorouting.com/p/caching-algorithms-without-knowing
2•juanpabloaj•37m ago•1 comments

Will This 'Miracle' Battery Change Your Mind About EVs?

https://www.wsj.com/lifestyle/cars/donut-lab-solid-state-battery-ssb-ev-4e6ad966
1•NN88•41m ago•1 comments

Solving the Strait of Hormuz Blockage

https://www.austinvernon.site/blog/thestrait.html
3•paulpauper•42m ago•0 comments

Airfare Is Just the Beginning

https://www.theatlantic.com/newsletters/2026/03/expensive-plane-tickets-oil-iran/686604/
7•paulpauper•43m ago•1 comments

Stop picking my Go version for me

https://blog.howardjohn.info/posts/go-mod-version/
1•ingve•43m ago•0 comments

Show HN: EnterpriseFizzBuzz – 622K lines of production-grade FizzBuzz

https://github.com/Elijah-J/EnterpriseFizzBuzz
2•CodeIsMyFetish•47m ago•0 comments

AI Perfected Chess. Humans Made It Unpredictable Again

https://www.bloomberg.com/news/articles/2026-03-27/ai-changed-chess-grandmasters-now-win-with-unp...
4•GMoromisato•52m ago•1 comments

Show HN: Windows 95–style Weather App for iPhone

https://apps.apple.com/us/app/weather-exe/id6761195944
1•web3rb•52m ago•0 comments

Intel Core Ultra Series 3 VPro: 18A AI PCs Debut with Dtect Security Updates

https://hothardware.com/news/intel-unveils-core-ultra-series-3-vpro
1•rbanffy•58m ago•0 comments

Goldman Sachs now reckons that oil could take out the 2008 record of $147

https://www.ft.com/content/360ca227-4d2a-41a4-a05f-41baedc0f7d2
8•bookofjoe•58m ago•1 comments

Causality optional? Testing the "indefinite causal order" superposition

https://arstechnica.com/science/2026/03/getting-formal-about-quantum-mechanics-lack-of-causality/
1•rbanffy•58m ago•0 comments

Show HN: Drag-to-Reveal Before/After Slider Component for React/Next.js

1•doanything_ai•59m ago•2 comments

Russia took satellite images of U.S. base before Iranian attack, Zelensky says

https://www.nbcnews.com/world/ukraine/russia-us-base-american-troops-zelenskyy-rcna265612
1•vrganj•1h ago•0 comments

Suspect in Foiled Bank of America Attack Says He Was Recruited on Snapchat

https://www.newsweek.com/suspect-in-foiled-bank-of-america-attack-says-he-was-recruited-on-snapch...
1•geox•1h ago•0 comments

I built PistonAlpha to track the collector car market in real time

https://pistonalpha.com/
2•magrix•1h ago•0 comments