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Come chat with me to dive deeper into the technical weeds on good harness engineering in Westminster!

Ryan Lopopolo, a Member of Technical Staff at OpenAI, posted this tweet inviting people to discuss harness engineering with him in-person at Westminster — referencing his broader work on the topic....

Tools

Computer now connects with Plaid to link bank accounts, credit cards, and loans. Track spending in detail, build custom budget tools, and vi…

DGX agent

Computer now connects with Plaid to link bank accounts, credit cards, and loans. Track spending in detail, build custom budget tools, and visualize your net worth alongside your investment portfolio.

toolsperplexity--x

9 Apr 2026

Cursor can now attach demos and screenshots of its work to PRs it opens. Your team can review artifacts created by cloud agents directly in …

Cursor cloud agents now run in isolated virtual machines where they can build, test, and verify their own code — then automatically attach artifacts such as videos, screenshots, and logs to the pul...

toolscursor--x

doors open on first @aidotengineer keynotes coming up on livestream - @cramforce - @RaiaHadsell - @_lopopolo - @steipete join us on YouTube!…

The AI Engineer World's Fair (AIEWF) held its keynote livestream on YouTube, featuring prominent speakers including Malte Ubl (@cramforce, CTO at Vercel), Raia Hadsell (VP of Research at Google) ,...

Enable this feature in the Cursor dashboard: http://cursor.com/dashboard/cloud-agents#my-pull-requests

Cursor's Cloud Agents feature enables fully autonomous AI agents that run in isolated virtual machines, where they run in isolated virtual machines each with a terminal, browser, and full desktop ...

toolscursor--x

Enjoyed @steipete’s AMA with @swyx. On security, I think multilayer defence is the solution. I open sourced this Go sidecar to provide such …

Enjoyed @steipete’s AMA with @swyx. On security, I think multilayer defence is the solution. I open sourced this Go sidecar to provide such a layer - using (cyber security) open standards as rule defi

etn. & @ElevenLabs at 10 Downing Street

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feeling very optimistic about the state and future of IRL community in London atm 🖤

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first time in my life i attend a conference with 18 min talk time but i really really like it. 5 min talks are too short. 30 mins are too lo…

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GitHub Repo Size

Tool: GitHub Repo Size GitHub doesn't tell you the repo size in the UI, but it's available in the CORS-friendly API. Paste a repo into this tool to see the size, for example for simonw/datasette (8.1M

toolssimon-willison

Got to hang out at @10DowningStreet today with @aiDotEngineer @WhiteHouse wya

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Great morning bringing the speakers from @aiDotEngineer to Downing Street to discuss transforming the state. Through the Incubator for AI an…

Great morning bringing the speakers from @aiDotEngineer to Downing Street to discuss transforming the state. Through the Incubator for AI and the No10 Innovation Fellowship, we are making sure that to

Great to spend the morning at 10 Downing Street with the speakers of the AI Engineer Europe summit

Speakers of the AI Engineer Europe summit (held April 8–10, 2026 in London) were hosted for a morning visit to 10 Downing Street. The gathering was hosted by Jade L. (Prime Minister's AI Advisor),...

guess what @SherryYanJiang just said on NATIONAL RADIO!! so cool that the @aiDotEngineer singapore story is literally being talked about on-…

Sherry Jiang ([@SherryYanJiang](https://x.com/SherryYanJiang)) is a co-founder of 65Labs, a Singapore-based AI builder community, and a key organizer of the AI Engineer Singapore conference schedul...

How Notion cuts embedding costs by 80% and other stories on scaling AI with Ray from Salesforce, Uber, and more…

Ray Day Seattle (April 9, 2026) was an Anyscale event where ML engineers from Notion, Uber, Salesforce, and Apple shared real-world experiences scaling AI infrastructure with Ray. Notion highlight...

toolsanyscale-ray

I think 'prompting' will keep being an incredibly high-leverage skill, like writing or public speaking. It is the skill of talking to agents…

I think 'prompting' will keep being an incredibly high-leverage skill, like writing or public speaking. It is the skill of talking to agents, mediated by the harness. My main goal is to grow the bandw

toolsthariq--x

i'm not gonna lie, this is an emotional moment - when I was coming up in JavaScript, @jsconfeu was incredibly essential to my learning and p…

i'm not gonna lie, this is an emotional moment - when I was coming up in JavaScript, @jsconfeu was incredibly essential to my learning and plugging into the engineering community that became my entire

Introducing Replit AI Interviewer Nail your next interview by prepping with AI

Replit AI Interviewer is a tool announced by Replit product manager Samuel Spitz, designed to help job seekers prepare for interviews using AI. It is part of a broader series of AI-powered producti...

toolsreplit--x

just announced on stage - we're soliciting ATTENDEE TALKS for our 'hallway track' tomorrow, starting with @adrgrondin! it's not too late to …

just announced on stage - we're soliciting ATTENDEE TALKS for our 'hallway track' tomorrow, starting with @adrgrondin! it's not too late to get an AIE talk! submission details in the AIE attendee slac

Just wrapped the most EU ThursdAI ever — live from the floor of @aiDotEngineer in London 🇬🇧 We had 5 guests! @swyx, @petergostev, @reach_v…

Just wrapped the most EU ThursdAI ever — live from the floor of @aiDotEngineer in London 🇬🇧 We had 5 guests! @swyx, @petergostev, @reach_vb, @vincent_koc from @openclaw and @osanseviero! Most are from

let's fucking go fam!

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🇬🇧🦞 like a dang concert venue this morning!

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live now: @steipete on the State of the Claw link in qt

live now: @steipete on the State of the Claw link in qt 🎥🔴 LIVESTREAM ANNOUNCEMENT: Keynotes + @openclaw / Personal Agents track 🔔 Hit the bell on our YT channel 👉 https://www.youtube.com/watch?v=O_IM

Lobster cake for the clawfather! How was it, @steipete?

A post by @aiDotEngineer on X references a lobster-themed cake presented to @steipete — the online handle of Peter Steinberger, an Austrian developer known in the AI community as the 'ClawFather' d...

look who i found more stickers to the collection 🫡 @mayvencraft @hugorcd

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@_lopopolo AMA for Harness Engineering https://app.sli.do/event/t8CrG7h11UrUkAQ1Amd89L

Ryan Lopopolo ([@_lopopolo](https://x.com/_lopopolo)), a Member of the Technical Staff on OpenAI's Frontier Product Exploration team, hosted an AMA on Slido in conjunction with his appearance on th...

Loving the eval track! Super relevant stuff for @clawdbench Funny pic from own of the slides @aiDotEngineer @ibragim_bad @arafatkatze and ot…

A user on X (formerly Twitter) expressed enthusiasm for an evaluation ('eval') track at an AI Engineer (@aiDotEngineer) event, noting its relevance to ClawBench — an open-source benchmarking and ev...

Multimodal Embedding & Reranker Models with Sentence Transformers

The Sentence Transformers v5.4 update introduces first-class multimodal support, enabling the same familiar API to encode and compare texts, images, audio, and videos using both `SentenceTransforme...

toolshugging-face

New Open Claw tourist attraction at the heart of London courtesy of @aiDotEngineer

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opening credits by @Benghamine

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people of pai and consorts.

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Send all your ClosedClaw questions!

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So nice to finally meet people I've followed for years like @pauliusztin_ @swyx @Prince_Canuma @mervenoyann @ben_burtenshaw @osanseviero in …

So nice to finally meet people I've followed for years like @pauliusztin_ @swyx @Prince_Canuma @mervenoyann @ben_burtenshaw @osanseviero in real life! (I'm the guy with the yellow cap) As tradition, t

@steipete we are hosting an AMA with Pete next, questions will be triaged by me, post here https://app.sli.do/event/4pT66BVb2noyZ7bCY2LB4N

swyx (@swyx, Shawn Wang of Latent Space) announced on X an upcoming AMA (Ask Me Anything) session hosted with Peter Steinberger (@steipete), a prominent iOS/Apple developer and AI tools builder kno...

Stop trusting LLMs just because they're useful. 🛑 Our Head of DevRel @RoieSchwabco breaks down the two essential parts of a reliable AI sta…

Stop trusting LLMs just because they're useful. 🛑 Our Head of DevRel @RoieSchwabco breaks down the two essential parts of a reliable AI stack: ⚙️ Reasoning: What the LLM does (logic/synthesis/formatti

toolspinecone--x

@swyx with all the flaws and these examples, is AI still net worth it? @aiDotEngineer @GergelyOrosz the leaderboards came from leadership pu…

@swyx with all the flaws and these examples, is AI still net worth it? @aiDotEngineer @GergelyOrosz the leaderboards came from leadership pushing for usage individually we are moving a lot faster, as

thank you JavaScript

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🙌 The AI community in Europe is stacked! Go show off your open-source projects, your side-hustles that could potentially be startups, and…

🙌 The AI community in Europe is *stacked*! Go show off your open-source projects, your side-hustles that could potentially be startups, and what you're currently working on. It's a great way to get vi

The @github team is here at @aiDotEngineer Europe 🥳 Come by our booth to chat to us! We have swag and a raffle to win a GitHub varsity jack…

GitHub was represented at the AI Engineer Europe conference with a dedicated booth, where team members engaged with attendees and offered branded swag. A raffle was held at the booth for a chance t...

The impact that @swyx is already having on the London AI industry with @aiDotEngineer is incredible. Today there were builders from every fr…

The impact that @swyx is already having on the London AI industry with @aiDotEngineer is incredible. Today there were builders from every frontier lab, the UK government, the hottest AI start-ups in L

The vibe is GOOD

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This is going to be good. IMO the coolest AI event in London.

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Two things every builder struggles with: shipping fast and getting people to notice what you built. Tomorrow we're tackling both on the show…

Two things every builder struggles with: shipping fast and getting people to notice what you built. Tomorrow we're tackling both on the show. The Buildathon Week 2 winners join us to share how they ac

toolsreplit--x

Vibes from yesterday's workshop/reception day!

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Waypoint-1.5: Higher-Fidelity Interactive Worlds for Everyday GPUs

Waypoint-1.5 is Overworld's updated real-time generative world model, trained on nearly 100x more data than its predecessor to deliver improved visual fidelity and environmental coherence. It intro...

toolshugging-face

We have @TejasKumar_ at @aiDotEngineer teaching us about AI Harnesses 👀

Tejas Kumar ( a keynote speaker and developer with 20+ years of engineering experience across AI and web technologies ) presented on AI Harnesses at the AI Engineer Europe conference (April 8–10, 2...

We’ll be interviewing as a team.

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What's next for @openclaw - Peter Steinberger on the future of the claw

Peter Steinberger, creator of the viral open-source AI personal assistant OpenClaw (formerly Clawdbot and Moltbot), has joined OpenAI. In his new role, OpenAI CEO Sam Altman stated Steinberger wi...