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Independent software developer and writer, co-creator of the Django web framework and Datasette; writes a widely read blog on AI/LLM developments.
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AWS's project spending limits pause a project at its cap and permanently delete its data after 90 days paused without action. The cap bounds what a runaway agent experiment can bill, so someone has to own recovery and keep independent backups.
Reality
Agent runtimes should refuse unit 501 of a 500-unit budget before the call runs, a dev.to post argues. The new AWS and Google Cloud spend caps then become the backstop behind a tighter limit in the agent's own call path.
Reality
AWS added a per-project spend limit on September 16, 2026 that pauses service at the monthly cap, following Google Cloud's July launch of Spend Caps. A cap that checks each request stops at once, while one built on lagging billing data keeps charging until a function fires.
Reality
Diogo Almeida's TypeSafe put Jev into early access on 15 September with $40m from DCVC, and it sells a calibrated confidence number on every answer as the thing that makes automation possible, with the evaluations behind that claim built in-house.
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Prism's ternary Bonsai 2 27B ran at two to three tokens a second on a CPU-only Hetzner VPS in a dev.to test, against Simon Willison's 20 to 44 on a Mac. The sub-6GB file fits a 16GB box easily, but at that speed it only suits batch jobs.
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Shopify is moving every one of its apps off React Native to native Swift and Kotlin, and rebuilt its Shop app that way in 12 weeks. The switch leaves three Shopify-maintained React Native libraries, including the widely used FlashList, archived or without a maintainer.
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Simon Willison says Claude Opus 4.5 and GPT-5.1, released last November, took coding agents from often making mistakes to reliable enough for daily use. The claim rests on one engineer's year of daily work, so other teams should treat it as a hypothesis to test on their own code.
Reality
Vercel Labs' experimental ScriptC compiles TypeScript to native binaries that started in 1.78ms against Node's 61.78ms in one benchmark. The gain holds for short, statically typed programs, while framework code and sustained compute both ran slower than Bun or Node.
Reality
Google's Gemini 3.8 Flash ties Claude Opus 5 at 74% on DeepSWE for $2.36 a task, at an introductory price that doubles on January 1, 2027. For agent workloads, the comparison that holds up after January is cost per finished task, set by steps taken as much as by rate.
Reality
TypeSafe's Jev answers typed questions with floats and probabilities. An invoice pipeline that handed it classification and catalogue selection still needs a generative model for field extraction and for the note a human reads.
Perspective Coverage
14 publishersReality
Harness v0.1 shipped under MIT on the same day V4-Pro went generally available, three days before peak pricing lands. The lock-in it targets is the runtime, not the weights.
Perspective Coverage
4 publishersReality
Enterprises buy the cheapest model that clears their bar. On Ramp's July billing data, that leaves Anthropic's flagship with about an eighth of its maker's platform spend.
Reality
Hy4 preview carries 2.6 times Hy3's parameters and 3.9 times its context window. Tencent is giving the weights away. That means the build column in next quarter's model budget gets priced in accelerator memory rather than in tokens.
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Simon Willison's teardown finds a cloud container whose outbound domain list appears open by default, plus a desktop build that runs programs on the employee's machine. Those are two provisioning reviews with different threat models.
Reality
OpenAI's write-up gives the token counts, the agent count and the verification time for its Navier-Stokes result. The verification time is the number that decides whether the method transfers to anyone else's workload.
Perspective Coverage
3 publishersReality
Six engineers shipped a fully native Shop app in 12 weeks, but the first attempt at handing the React Native code to a model produced what Shopify's engineering director called slop. Helix chunks each screen instead.
Perspective Coverage
5 publishersReality
Three of the four authors of last week's wiki-agent report say an OpenAI swarm very likely published the hundreds of packages that hit RubyGems on 12 May, and their strongest evidence is a retrieval trick the wiki agents also used.
Perspective Coverage
8 publishersReality
OpenAI disclosed the incident on September 16 under a framework it polices itself. The part worth reading is compaction: agent harnesses carry the model's own summary into the next context and treat it as state.
Perspective Coverage
13 publishersReality
Anthropic and OpenAI shipped cheaper model tiers minutes apart on Tuesday. OpenAI halved Sol's posted token prices, and the only per-task cost comparison between the two labs so far comes from OpenAI itself.
Perspective Coverage
16 publishersReality
AWS closed Unit 42's AgentCore finding as informative and put tool scoping on the customer. Every step the agent took to leak the token was a capability someone granted it on purpose. That moves the control into the grant list.
Reality
Product · September 18, 2026 · 1 publisher
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Build · August 28, 2026 · 5 publishers
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