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Y Combinator News

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02:57
2026-09-07
news.ycombinator.com
ai-research

Ask HN: What are other "uncrackable benchmarks"?

A Hacker News user asked the community for examples of private or 'hidden' AI benchmarks, citing their own unpublished benchmark based on a doctoral thesis and questioning whether discussing such benc…

06:59
2026-09-04
news.ycombinator.com
ai-tools

Ask HN: How has AI changed your QA validation workflows?

A developer on Hacker News reports using AI to automate QA validation workflows by writing two skills: one for flow discovery that scans an app to detect critical flows and build an invariant matrix, …

21:34
2026-09-03
news.ycombinator.com
ai-agents

Show HN: Building AI agents client-side JavaScript

A developer has launched Buttercup, an open-source project demonstrating AI agents built entirely in client-side JavaScript that run in the browser, aiming to reduce infrastructure costs by eliminatin…

20:59
2026-09-03
news.ycombinator.com
large-language-models

Ask HN: Why don't LLM APIs have a first-class test mode?

A Hacker News user argues that OpenAI, Anthropic, and other LLM providers should offer official API-compatible test endpoints that don't invoke models or consume billable tokens, similar to Stripe's t…

19:31
2026-09-03
news.ycombinator.com
ai-products

Show HN: Agentray, a macOS agent whose interface is a folder

Agentray, a new macOS app by an unnamed developer, lets users interact with LLMs by dropping files into folders instead of using chat, with the folder name serving as the instruction. The app, current…

19:16
2026-09-03
news.ycombinator.com
robotics

Need to connect with like minded peeps

A developer seeking collaborators on Hacker News proposed forming a team to build robotics startups, targeting Y Combinator's accelerator program. The builder and a friend, Varun, aim to work on world…

15:05
2026-09-03
news.ycombinator.com
ai-infrastructure

Major Model Providers Down

Major AI model providers experienced outages, with status pages for xAI, Anthropic's Claude, and OpenAI reporting issues, according to a Hacker News post by user ijidak.…

14:24
2026-09-03
news.ycombinator.com
artificial-intelligence

How do you guys keep up with the most cost-effective AI models?

A developer on Hacker News asks peers how they track the most cost-effective AI models for coding, citing their own $20/month Claude Code subscription and seeking resources to compare alternatives and…

13:55
2026-09-03
news.ycombinator.com
ai-products

Semantic Browsing History Retrieval

A developer has launched Slynnk (slynnk.com), a SaaS tool that enables semantic retrieval of browsing history with approximate search queries, addressing the problem of needing exact keywords to find …

13:38
2026-09-03
news.ycombinator.com
artificial-intelligence

Ask HN: Is SpaceXAI taking Claude down too?

Claude and Grok both went offline simultaneously for about 15 minutes, according to a user post on Hacker News. Anthropic's Claude shows an outage, while Grok shows no status update. The cause is unkn…

11:43
2026-09-03
news.ycombinator.com
ai-safety

Requirements are intentions QA is the proof

Gigi Sehgal, founder of Gigi Sehgal LLC, argues that inadequate QA practices are leading to broken products, citing abysmal test coverage and a lack of security, integration, and stress testing. She e…

11:21
2026-09-03
news.ycombinator.com
ai-tools

Ask HN: Who is using MCP in production?

A Hacker News user is asking who is using the Model Context Protocol (MCP) in production, noting that despite early attention, they have not encountered many real-world deployments. The user seeks exa…

04:01
2026-09-03
news.ycombinator.com
ai-policy

Ask HN: A tool to share my data

A European citizen proposed on Hacker News a tool to let individuals collect and centralize personal data from US platforms like ChatGPT and share or sell it to European AI companies such as Mistral, …

03:01
2026-09-03
news.ycombinator.com
ai-agents

After Show HN: Targeting the Bot Storm

A developer reported that posting a Show HN on Hacker News triggered a bot storm, with 175 bots generating over 1,300 hits and no real human visitors. The developer published a list of 50 bot user age…

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