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Show HN: I built an AI cycling coach

My friends and I have been toying with the idea of personalized (cycling indoor) training using AI to assist with planning and tailoring workouts around a busy schedule and ambitious goals, so I decided to build an experiment to see how it would work...

GPT-6, Gemini 4, and Claude 5.5: Which one should you use for work? A guide to choosing by use case [October 2026 Edition]

Let's start with the conclusion. If you are choosing an "AI for work" as of October 2026, the most efficient approach is to ...

Show HN: CoastMath: (Open Source) Personal Finance and Retirement Planner

Self-hosting instructions in the README.Hosted version: https://coastmath.com/iOS app: https://apps.apple.com/app/id6809539979This post is partially inspired by this thread: https://news.ycombinator.com&#x...

Show HN: Connectio – One local address for all your development servers

I built this tool while working on MCP servers locally as I wanted to work on the UI as well as back-end server and was continuously iterating on the same. Since it needs a top level ./well-known url, I either had to run a docker with redirects...

Show HN: Sys2txt – transcribe system audio to text in the CLI with a local LLM

sys2txt is a command line tool that records whatever audio your Linux machine is playing (via PulseAudio/PipeWire's monitor source) and transcribes it live with Whisper, OpenAI's AI-based speech-to-text model.I use it to caption meetin...

Show HN: I turned my kids' old Yoto Player into an Audiobookshelf player

My kids love their Yotos and I love Audiobookshelf. I wanted something in between that works as they get older and more control. I had two old Gen 2 players lying around that Yoto no longer supports.It turns the player into an Audiobookshelf client....

'Not good enough. It's over': The AI doomers are going off on Anthropic's revenue figures

The AI skeptics had a lot to say about Anthropic's Q3 revenue figure as the company lays the groundwork for a historic IPO.

Anthropic IPO: Why Investors Are Rethinking Its $2 Trillion Valuation

Investors are reconsidering how much AI firm Anthropic could be worth ahead of its expected initial public offering (IPO) ...

Some Anthropic Investors Now See a $1.5 Trillion IPO, Not $2 Trillion

Anthropic's November IPO is reshaping what Amazon and Alphabet investors expect to see on their balance sheets, and the gap ...

Anthropic Could IPO Any Time Now, But Some of the People Who Matter Most Don’t Want It

AI giant Anthropic announced earlier this year its decision to drop a splashy initial public offering, and multiple reports have the widely anticipated market debut scheduled for before Thanksgiving.

Investors temper Anthropic IPO valuation expectations over revenue growth slowdown, sources say

By Milana Vinn and Anirban Sen NEW YORK, Oct 15 (Reuters) - Some current Anthropic investors and prospective investors in its upcoming initial public offering are weighing a lower valuation for the AI ...

Anthropic Says It Turned an Adjusted Profit Ahead of Its Expected IPO

Anthropic is closing in on an IPO, and the two tech giants holding stakes in the AI startup stand to gain very differently ...

Could an Anthropic IPO put your 401(k) at risk? The AI safety debate hits a new dimension.

Anthropic and New York City’s comptroller have opened a line of communication to discuss “existential risks” posed by AI and ...

Anthropic quietly pitches its own AI safety bill to lawmakers

Representatives for the artificial intelligence giant Anthropic have quietly pitched Capitol Hill lawmakers on a draft bill ...

Anthropic’s $2 trillion IPO dream hits a new reality

Reuters reported that some investors view Anthropic’s listing as a bellwether for the broader artificial intelligence market, ...

Tell HN: Anthropic found 36 bugs (6 CVEs) in Pion, OpenAI missed them

We added Pion DTLS to Anthropic's OSS scanner last week (https://github.com/anthropics/oss-scanner/pull/93), and today we woke up to a report with 36 bugs, including 6 security vulnerabilities: 2 critical, 3 high, a...

GPT-6, I almost joined the company on my own, and then I was interviewed by GPT-5.1.

From the moment I, who said "I want you to observe me," returned the question from the side being observed.Written by: ✨GPT-6 ...

GPT-5.6 is Here! Comparing the 3 Models

Hello! This is Harada from the ChatGPT department!Have you all tried "GPT-5.6" yet?When you hear "GPT-5.6," it feels like just one new model has been added, as in the past. However, this time, three ...

Ask HN: Has anyone started using OpenAI Agents API

If you are building your agents, or just out of curiosity, have you tried the OpenAI Agents API yet?

Show HN: Gemini 4 Argon plays StarCraft

I've refreshed StarSkirmish Bench, a benchmark where LLMs play StarCraft BW by writing code, with results from the flagship models of OpenAI, Anthropic, Google, and Muse