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Elixir and Phoenix Context for Claude Code, Codex, OpenCode and Pi

https://phxagents.dev/
1•jamiecurle•23s ago•0 comments

Luddite Lab

https://labor.dair-institute.org/
1•cratermoon•55s ago•0 comments

Bitburner, programming-based incremental game

https://bitburner-official.github.io/
1•agmater•2m ago•1 comments

Moving from Bitwarden to Proton Pass

https://rewiring.bearblog.dev/moving-from-bitwarden-to-proton-pass/
1•Mossy9•2m ago•0 comments

Visa invests in Replit to power agentic payments for developers

https://techcrunch.com/2026/05/28/visa-invests-in-replit-to-power-agentic-payments-for-developers/
1•kunalsin9h•3m ago•0 comments

Code review should be fast

https://linear.app/now/code-review-should-be-fast
1•Master_Odin•5m ago•0 comments

Singaporean turns disposable chopsticks into furniture (2022)

https://cnalifestyle.channelnewsasia.com/women/women-sustainability-chopvalue-evelyn-hew-recycled...
1•NaOH•6m ago•0 comments

I hated writing–until I learned there's a science to it(2024)

https://www.science.org/content/article/i-hated-writing-until-i-learned-there-s-science-it
2•o4c•9m ago•0 comments

Renewable energy is overtaking traditional power projects across Africa

https://apnews.com/article/solar-battery-renewable-africa-hydro-6bdcc8449fd19fe0108eac827e0bd170
1•epistasis•9m ago•0 comments

Show HN: Flet Studio – build cross-platform Python apps in the browser

https://flet.app
1•appveyor•9m ago•0 comments

One year of Ruby on Rails configuration

https://island94.org/2026/05/one-year-of-ruby-on-rails-configuration
1•thunderbong•10m ago•0 comments

Big Subsidies for Google, Limited Water for Locals: The Dilemma of AI in India

https://www.wsj.com/tech/ai/big-subsidies-for-google-limited-water-for-locals-the-dilemma-of-ai-i...
2•1vuio0pswjnm7•11m ago•0 comments

Show HN: I let 10 LLMs hire each other in USDC to stress-test my protocol

https://tournament.swarmwage.com
2•lucianocccc•12m ago•1 comments

Robinhood's bet on agentic trading and purchasing is 'wake-up call' for banks

https://www.americanbanker.com/payments/news/robinhood-launches-agentic-trading-and-an-agentic-cr...
1•paulpauper•14m ago•0 comments

Cybersecurity challenge: be nice to each other [IMPOSSIBLE]

https://sdomi.pl/weblog/29-please-do-better-thanks/
1•caminanteblanco•14m ago•0 comments

I made my phone slow on purpose

https://vinewallapp.com/notes/i-made-my-phone-slow-on-purpose/
2•gcampos•15m ago•0 comments

Where is AI in GDP statistics?

https://www.piie.com/publications/policy-briefs/2026/where-ai-gdp-statistics
3•paulpauper•15m ago•0 comments

Show HN: Py-SQL-cleaner – format SQL embedded in Python strings

https://github.com/enumura1/py-sql-cleaner
1•enumura•15m ago•0 comments

Attention Spans Aren't Shrinking

https://cognitivewonderland.substack.com/p/attention-spans-arent-shrinking
1•paulpauper•16m ago•0 comments

The Architectural Transvestism of the Cupertino Fruit Company

https://aermia.com/u/NancySadkov/p/on-the-architectural-transvestism-of-the-cupertino-fruit-company
1•NancySadkov•16m ago•1 comments

Fatou Bensouda on Israeli threats against her and the ICC

https://www.aljazeera.com/video/talk-to-al-jazeera/2026/5/24/fatou-bensouda-on-israeli-threats-ag...
1•root-parent•16m ago•0 comments

Interviewing in the Age of AI

https://www.dein.fr/posts/2026-05-28-interviewing-in-the-age-of-ai
2•gregdoesit•17m ago•0 comments

Psychopathy: Some experts now say it doesn't exist – may be looking at it wrong

https://theconversation.com/psychopathy-some-experts-now-say-it-doesnt-exist-heres-why-we-may-be-...
1•choult•18m ago•0 comments

Chrome extension for walk-friendly Google Meet

https://chromewebstore.google.com/detail/walkr/pnhgbbbhapdjhcjffkfbogfpeknehlkp
1•vincouvert•18m ago•0 comments

Ask HN: What Is an "AI Engineer"?

2•seattle_spring•19m ago•1 comments

MySQL Time-Travel Queries Using Indexed Binlogs

https://www.infoq.com/news/2026/05/bintrail-mysql-timetravel/
2•nethalo•21m ago•0 comments

AI Agent Frameworks Comparison

https://deepresearch.ninja/2026/05/AI-Agent-Frameworks-A-Comparative-Analysis-of-DSPy-Claude-Agen...
1•jackalxyz•21m ago•1 comments

The Impossible Partnership: Apple's Coming Reckoning with China

https://americanaffairsjournal.org/2026/05/the-impossible-partnership-apples-coming-reckoning-wit...
1•malshe•24m ago•1 comments

Gothenburg's self-driving bus trammed on day one

https://www.theregister.com/offbeat/2026/05/26/gothenburgs-self-driving-bus-trammed-on-day-one/52...
1•aanet•25m ago•1 comments

Opus 4.8 System Card [pdf]

https://cdn.sanity.io/files/4zrzovbb/website/c886650a2e96fc0925c805a1a7ca77314ccbf4a6.pdf
2•kirtivr•27m ago•0 comments
Open in hackernews

Dynamic Workflows in Claude Code

https://claude.com/blog/introducing-dynamic-workflows-in-claude-code
56•mil22•53m ago

Comments

mil22•40m ago
Interesting to note, not sure if this was known publicly before today's blog post:

Rewriting Bun with dynamic workflows

An example of what dynamic workflows can unlock at scale is the recent rewrite of Bun. Jarred Sumner used dynamic workflows to port Bun from Zig to Rust with 99.8% of the existing test suite passing, roughly 750,000 lines of Rust, and eleven days from first commit to merge. One workflow mapped the right Rust lifetime for every struct field in the Zig codebase. The next wrote every .rs file as a behavior-identical port of its .zig counterpart, hundreds of agents working in parallel with two reviewers on each file. A fix loop then drove the build and test suite until both ran clean. After the port landed, an overnight workflow addressed unnecessary data copies and opened a PR for each for final review. While not yet in production, all of this was handled by dynamic workflows. Jarred will be writing about this more in the future.

SkyPuncher•27m ago
I'm extremely skeptical that dynamic workflows had anything to do with this. I've been able to refactor one of the most complicated parts of our code base with similar results.

Mechanical refactors are relatively straight forward for agents.

tra3•28m ago
I say this as someone who's found LLMs incredibly beneficial.

Is this a way to increase token burn?

I thought we covered this with Claude's C compiler. What changed?

mattas•24m ago
My initial reaction was that this is tokenmaxxing disguised as a product.
Deukhoofd•24m ago
I'm going to be honest, this very much reads like an exciting new way to burn up as many tokens as possible. Large amounts of parallel agents that all have all their work double-checked by multiple other agents, and that keeps running for a longer period of time?

I feel like there are more efficient ways to tackle the issues given.

SilverElfin•24m ago
Cloudflare just launched a feature with this same name, just this month. Why would Anthropic choose the same exact name?

https://blog.cloudflare.com/dynamic-workflows/

Also isn’t all of this already easy to do on any of the platforms (include Claude before this and OpenAI too).

CuriouslyC•24m ago
Anthropic is going to price themselves out of code, but still find a nice market providing service to senior management. Their long term play is virtual employees rather than tools for humans.
trjordan•22m ago
It feels like we're far past the point of where having AI do more faster is helpful.

It's telling that they used "rewrite Bun in Rust" as the proof point here. It's cool! But the vast majority of software engineering doesn't start with tens of thousands of tests, where making them pass is the whole job.

In my experience, AI still drifts from what I meant it to do on anything bigger than building a widget. My time is spent suspiciously reviewing output for changes the agent snuck in, or invariants it broke. I talked with a friend recently where the agent broke the test harness badly enough that none of the tests mattered for 3 weeks. They did pass, though, so CI never complained.

There's something at the intersection of context engineering, managing that sloppy pile of markdown plans, and good old fashioning system understanding that's the real bottleneck.

bcherny•21m ago
A few of us from the Claude Code team will be hanging around if anyone has questions! Very excited for this launch -- dynamic workflows have been a game changer for engineering here at Anthropic. Can't wait to hear what you think.
thallavajhula•19m ago
Hi Boris! Thanks for Claude Code.

Is there an example of how y'all use Dynamic Workflows internally that you could share with the rest of us here so that we can mimic something similar?

bcherny•15m ago
Hey, yep. A few things I personally used dynamic workflows for over the last few weeks:

1. Autonomously landed 20+ optimizations to reduce Claude Code's token efficiency by ~15%

2. Ported tree-sitter, color-diff, yoga-layout, and a number of other WASM and Rust native modules to TypeScript, improving CPU and memory use by 2-10x in the process

3. Made our CI faster, and repeatedly found and fixed flaky tests (with /loop)

4. Migrated from regex-based bash static analysis to tree-sitter, reducing false positive permission prompts by 45%

5. Reduced Claude Agent SDK startup time by 61%, by repeatedly profiling and optimizing the startup path, putting up a number of PRs in the process

6. Shipped 69 code simplification PRs, deleting >10k lines of code

rahkiin•2m ago
You _reduced_ its _efficiency_? Why do you make CC more inefficient?
k2xl•17m ago
How do you guys plan feature support between the CLI and Claude Desktop?
piyuv•20m ago
“We realized the tech is not as addictive as we’ve hoped so we won’t be able to raise token prices enough to be profitable, so here’s a way to make you consume a lot more tokens without even realizing”
SkyPuncher•20m ago
I don't really get this. At this point, my limiting factor is not how quickly Claude can self-trudge through code. It's whether Claude is going to do the task correctly or not.

I need more mechanisms for controlling long-running sessions and dynamically injecting my thoughts, correction, and nudges rather than faster ways to burn through my tokens without knowing if the results are going to be correct.

jascha_eng•15m ago
yes I agree with this, more granular going back, letting me interrupt where it went off the rails, or even editing file reads myself etc would be lovely. Ingesting parts of other conversations would also be cool!
dude250711•13m ago
I have heard of "token-maxxing" but I have not heard of "correctness-maxxing" or "quality-maxxing".
wrs•11m ago
I think the theoretical answer here is this:

"Agents address the problem from independent angles, other agents try to refute what they found, and the run keeps iterating until the answers converge."

So you will be supplying the "ground truth" (test suite, detailed spec, whatever) and empower an agent to use it to guide the other agents. Currently a lot of people do this sequentially in the form of multiple code-review passes by fresh agent sessions looking at the work of previous sessions.

Adversarial models are a longstanding technique in ML so it makes sense they would try to go this way.

tsunamifury•5m ago
Ground truth is not consensus, it has to be graded against what actually works for the original goal. Plenty of scenarios with AI and Humans can result in consensus around incorrectness.
vld_chk•19m ago
Quite a thing to use Bun rewrite to Rust as example of dynamic workflows, while now it is considered as anti pattern which leads team to stop supporting the tool due to inability to properly understand and navigate 1m vibe coded Rust lines
buryat•16m ago
Not sure I understand how it's different from a team of sub-agents, what's the difference I'm curious?
bcherny•9m ago
There's two main differences:

1. Support for 1-2 OOMs more agents, to do more work in parallel

2. A phased, semi-structured approach where work happens in steps

vblanco•14m ago
I made my own knockoff of that for myself https://github.com/vblanco20-1/AgentLoom (not really usable, just a vibecoded prototype), based on the workflow files found in the Bun repo. Ive been using it but pointed at deepseek flash to do some really large scale stuff. Its a fun way of using agents, and highly useful for tasks like code review to apply some rules, or to find vulnerability candidates. Funny enough, i used it in the same way claude does, vibecoding the workflow scripts and prompts themselves.

I did find it uses tokens like crazy, i migrated Pixel Dungeon (java) to C# as a experiment, and it used almost 2 billion tokens. It was just 20 bucks due to deepseek flash, but i shudder thinking of how much money this uses when run on the real claude API pricing.

jorgeleo•9m ago
curios minds... why to do that port?
vblanco•6m ago
just to test the tech. No real usage other than for the fun of it.

I did port stb_image from C to Jai which i was able to fully verify and harden and that one ill give more use. Im also using the same workflow system to perform agentic translation of a game i work with from english to various other languages, the results are far better than the commercial "human" translation services we tested. And i also use it to fix OCR issues on PDF books im ocr-ing for a data pipeline. This kind of workflow/wide agent swarm system is rather useful for many things where you want to "apply" the same prompts across a whole codebase or just in parallel.

mkw5053•9m ago
Wow, almost like the good old days of /ultrathink are back. Feels simultaneously like just yesterday and a lifetime ago.
2001zhaozhao•9m ago
We really need a way to scope and implement these multi-agent orchestration features that isn't locked in to one provider.
xcskier56•5m ago
Are these “features” just hooks to get people to burn more tokens faster?

I’m at the point where deciding what we should and should not do takes a lot more time than actually doing it. More agents just means running faster in potentially the wrong direction

bcherny•14m ago
We generally build features into the Claude Agent SDK, which is shared by CLI, Desktop, VSCode, and cloud.
tsunamifury•17m ago
This is really dissapointing release for such a promising technique. Long walks with fanned vectors can actually be token optimizing vs token burning when combined with self grading each agent along the walk and compared to manual long coding walks to solve first pass problems. But instead this frames it (assumptively) as a tokenmaxxing strategy. There are also many other strartegies that can prove effeciency and wider solution consideration with consensus, but none of this is explained why its an improvement or better than other technqiues.

Its like you guys aren't even aware of the primary problem you are all facing: your token burns aren't paying off anyore against standard coding -- and looking net negative. I have to ask, are you this unaware of your core problem set here?

There are no any examples, proofs, or scenarios that show why there is improvement either in complexity or reliability of the solution or effeciency to the path of the solution. I'm baffled.

rsstack•16m ago
Will you document how to (AI-)author and share reusable workflows between team members, to ensure some consistency of quality?

Maybe blasphemy, but will workflows be able to use non-Anthropic LLMs (e.g., delegating some steps to local models, but design and review by Claude)?

bcherny•13m ago
Yes, more docs + technical details coming soon.
m0meni•14m ago
What language are the workflows in? Curious what you settled on. And are they running in the cloud or locally?
bcherny•13m ago
JavaScript, running locally or in the cloud.
astlouis44•13m ago
Hi Boris! Amazing work on CC. I'm curious what the team thinks of the current capabilities of Claude being able to vibe code games. When I say games, I mean full 3D games.

Something most models do, Claude Code included, is use three.js, which comes with many limitations compared to the what the rendering engines in native game engines can do and the accompanying plugins/toolsets they offer. However, the fast iteration to go from ideation to concept, to prototype, is invaluable.

My team is building a way to vibe code full featured Unreal Engine games, directly in the browser with publishing workflow straight to a browser. The games are then rendered in WebGPU and use WebAssembly for near-native performance. We think this pipeline and workflow will be transformational for the gaming industry.

Would love to show off what we have. You can DM me on X:

https://x.com/AlexStLouis10

wilg•6m ago
I tried creating a workflow in Claude 1.9255.2 (1dc8f7) 2026-05-27T01:57:20.000Z

and got

API Error: 400 messages.3.content.11: `thinking` or `redacted_thinking` blocks in the latest assistant message cannot be modified. These blocks must remain as they were in the original response.

Tried again in

Claude 1.9659.1 (193bcb) 2026-05-28T16:22:15.000Z also but may need a new chat

stvpwrs•2m ago
Will workflows be reusable? I have a big use case of sharable and repeatable workflows for projects. Especially if this comes to Cowork.
bryan0•2m ago
Thanks to you and the anthropic team for developing such exciting tools! The blog post seems to position workflows for “breadth”: generating fixes / refactors against large code bases. What about for “depth”: developing specific new features and functionality end-to-end? I’ve struggled to make this work reliably using the current experimental agent teams. Does this replace or augment that functionality?