Read the whole post, lowered safety standards for hackers.

backstory: I was digging in the county court records as one does on a Friday night, and found an unreported bit about Reddit calling Anthropic a 'freeriding pirate' and had to report on it... :P

i wrote it 2 min after seeing the post on X, and linked to the source. wild that you guys let other outlets do the same, but mine always gets "post the source"

Edit: before you say I just regurgitated the release, not true. Here's the exact color I added:

### Context and market implications

Microsoft’s claims arrive at a time when the industry is grappling with the escalating cost of running large foundation models. OpenAI’s GPT‑5 series and Anthropic’s Claude 5 have set new performance baselines but require high‑end GPUs and generate sizable token bills. By delivering comparable performance in Excel on A100 hardware, Microsoft demonstrates a potential path to more sustainable AI in everyday software.

However, the lack of third‑party benchmarks leaves open the question of how these MAI models fare against the latest open‑source alternatives such as Llama‑3‑70B or MosaicML’s MPT‑30B, which also claim strong cost‑performance profiles. Microsoft does not disclose the exact token‑per‑query cost reduction, making it hard to quantify the economic impact for enterprise customers.

If the hill‑climbing framework proves scalable across the broader Microsoft 365 suite, it could shift the balance of power from external AI providers toward in‑house, product‑tailored models. That would give Microsoft greater control over data, pricing, and roadmap while potentially reducing the marketplace share of OpenAI and Anthropic in the enterprise segment.

### What the numbers say (and don’t say)

* *Code‑accept rate*: 10% higher than GPT‑5.4 Mini and Claude Haiku 4.5 – internal metric; no public benchmark. * *Token usage*: 10% lower median tokens – again internal telemetry. * *Performance parity*: "On par with GPT‑5.6" in Excel – no disclosed evaluation criteria.

The blog post does not disclose the total cost savings in dollar terms, nor does it reveal the latency impact of running the model on A100 versus H100. Those gaps matter for enterprise procurement decisions, which often hinge on total cost of ownership.

### Why it matters

Microsoft is turning its massive product ecosystem into a training ground for bespoke, cost‑efficient AI models. If the hill‑climbing approach scales, it could redefine how enterprise software vendors build and monetize AI, reducing reliance on pricey external foundation models and tightening the feedback loop between user behavior and model improvement.

man i love IRC, and you're 100% right

Yup and not the same news. The point of this article was to show that the neoclouds are not going away, complete with timelines and context on how Meta is beholden to the neoclouds. Totally different angle.

goto bed

The post actually has important context that you won't find on the polished launch page.

dang that's nice but what's up with the Elon's X logo on the lights?

That's prior art if there ever was prior art. It's just unicode U+1D54F

BMW doesn't seem to use that specific X anywhere else for any of their EV lineup. Even the back of the car uses a normal "X" character.

I think it's some mandate to give their car models some kind of "signature" headlight design.

BMW did have the _iconic_ "halo angel eye" headlights in the mid-2000s - the most iconic headlight signature at least in my memory. So your point would make sense.

Those were often copied by enthusiasts and "ported" to other cars via aftermarket headlights.

sure, but no other unicode has a multi-million dollar branding campaign behind it ;)

Xitter? It used to be called Twitter, but the T crossbeam came loose and down.. sorry

It's not like they're manji headlights

can you be more specific? because i specifically make sure we don't do those types of parallel semantics in our agent and articles. and i dont see any parallel constructions in this write up?

edit: nevermind, i see it. cleaned it up. thanks for the feedback!

A personal remembrance of the GigaOm founder, True Ventures partner and writer who made Silicon Valley legible.

Thanks for sharing this. We don't like to double-up on posts about one topic on the front page, because that causes the discussion to be fragmented, so I've added the link to the header of the main thread at https://news.ycombinator.com/item?id=48678852.

all good, Tom. thanks for everything you do!

Very few people have their finger on the pulse of a paradigm shift as it's happening - and he was there to capture it at the right place and the right time. Excellent read!