Field Signal · Curated Reading

The Engineering
Signal.

High-signal field notes, architecture teardowns, and engineering writing from 50 publications. A focused reading queue for becoming a stronger end-to-end engineer. Updated 19 Aug.

Simon Willison/14 Aug 2026

Don't classify. Hallucinate!

Don't classify. Hallucinate! I still have quite a bit of older content on my blog that I never got round to tagging. My blog has 1,856 tags - likely too many to feed to an LLM in one go and say "which of these tags match the following content". Doug Turnbull has a neat solution. Tell the model ...

Engineering
Hugging Face/14 Aug 2026

State of Open Models: Summer 2026 Observations

Open the source for the full engineering note.

Engineering
Simon Willison/13 Aug 2026

sqlite-utils 4.2.1

Release: sqlite-utils 4.2.1 Fixes a crashing bug in sqlite-utils 4.2 . I'd introduced code that looks like this: from typing_extensions import Self It turned out the typing-extensions package was not listed as a dependency for sqlite-utils - it was installed by one of the other dependencies in the d...

Engineering
Simon Willison/13 Aug 2026

sqlite-utils 4.2

Release: sqlite-utils 4.2 Lots of improvements in this one relating to the table.transform() feature , which adds support for complex alter table operations by creating a fresh table, copying across the data and then dropping and replacing the old one. transform() now preserves a much larger array o...

Engineering
Simon Willison/13 Aug 2026

llm-gemini 0.33

Release: llm-gemini 0.33 It's been a while since the last llm-gemini release. This version of the plugin adds support for today's Gemini 3.7 Flash release, plus gemini-3.6-flash , gemini-3.5-flash-lite and two embedding models gemini-embedding-2 and gemini-embedding-001 . The plugin is also upgraded...

Engineering
Hugging Face/13 Aug 2026

Record, train, and deploy from one place with Strands Agents, LeRobot, and Hugging Face Storage Buckets

Open the source for the full engineering note.

Engineering
Google DeepMind/13 Aug 2026

Introducing Gemini 3.7 Flash

Open the source for the full engineering note.

Engineering
OpenAI/13 Aug 2026

The builder’s guide to GPT‑5.6

Learn how startups use GPT-5.6 to build faster, more cost-efficient AI agents with smarter model selection and new Responses API capabilities.

Applied AI
OpenAI/13 Aug 2026

Previewing Ultrafast mode: GPT-5.6 Sol at up to 14X the speed

Preview Ultrafast, a new OpenAI API service tier that runs GPT-5.6 Sol up to 14× faster. Powered by Cerebras, it delivers up to 750 output tokens per second.

Product
OpenAI/13 Aug 2026

OpenAI appoints Dali Rajic as Chief Revenue Officer

OpenAI appoints Dali Rajic as Chief Revenue Officer to lead its global revenue organization and help businesses realize the full value of AI.

Company
Simon Willison/13 Aug 2026

alchemy-utils 0.1a1

Release: alchemy-utils 0.1a1 Performance boost for DuckDB exports and CSV imports, see here .

Engineering
Hugging Face/13 Aug 2026

What We Learned by Reproducing 2,200 papers from ICML

Open the source for the full engineering note.

Engineering
Simon Willison/12 Aug 2026

DeepSeek V4 Pro 0813 (on OpenRouter)

DeepSeek V4 Pro 0813 (on OpenRouter) The latest DeepSeek Pro model is now available, via API only. I had to link to OpenRouter because DeepSeek don't have any obvious announcement page for their new model. I haven't been able to confirm if they plan to release the open weights, but given the weights...

Engineering
Simon Willison/12 Aug 2026

alchemy-utils 0.1a0

Release: alchemy-utils 0.1a0 I've long pondered what a database agnostic version of my sqlite-utils Python library and CLI utility might look like. This morning (literally a shower project) I tasked Codex and GPT-5.6 Sol Ultra with building a prototype: Do a research spike to see what it would take ...

Engineering
NVIDIA Developer/12 Aug 2026

Serve Qwen3.8-2.4T-A95B, a 2.4T-Parameter Model, with Configurable Reasoning on NVIDIA GB300 NVL72

Alibaba released the open weights for Qwen3.8-2.4T-A95B (Qwen3.8-Max), its largest open-weight model, bringing near-frontier capabilities to the open...

Engineering
Hugging Face/12 Aug 2026

Introducing OlmoEarth embeddings: Custom embedding exports from OlmoEarth Studio for downstream analysis

Open the source for the full engineering note.

Engineering
NVIDIA Developer/12 Aug 2026

How to Choose Full-Stack Observability for NVIDIA AI Factories

AI infrastructure spans multiple layers, from compute and networking to storage, orchestration, and applications. When performance degrades, identifying the...

Engineering
Simon Willison/12 Aug 2026

Quoting Florian Herrengt

But then users start to report a weird bug. It's the 4th time your team has been trying to fix it. I mean... asking AI to fix it. Unfortunately, it seems like not even Fable can figure it out. You go talk to the person who worked on this feature. "So where does the data come from?" "Hmm... actually ...

Engineering
Google DeepMind/12 Aug 2026

Putting sign language AI into users’ hands

Introducing sign-language-to-text (SL2T), our breakthrough model powering new sign language features for Deaf and hard of hearing users.

Engineering
Hugging Face/12 Aug 2026

LFM2.5-VL-3B for Better and Faster Vision Capabilities for the Edge

Open the source for the full engineering note.

Engineering
Meta Engineering/12 Aug 2026

How We’re Building Scam Alert on WhatsApp With End-to-End Encryption and Verifiability Guarantees

WhatsApp is committed to helping people stay safe while protecting the privacy of their messages. As scam tactics evolve — from impersonation to social engineering to AI-generated lures — we’re always evolving as well, so that our protections stay ahead of scammers while protecting people’s pe...

Security & Privacy
OpenAI/12 Aug 2026

From assistance to execution: How enterprises put AI to work

OpenAI research reveals how enterprises are adopting agentic AI, using ChatGPT and Codex, and how frontier firms are pulling ahead in AI adoption.

Company
OpenAI/12 Aug 2026

How RingCentral builds AI-native work from engineering to ops

See how RingCentral uses ChatGPT Work and Codex to accelerate AI product development and centralize operational intelligence across engineering and operations.

Engineering
Simon Willison/11 Aug 2026

There are no lossless transformations of natural-language text

There are no lossless transformations of natural-language text Sophie Alpert shares her "internal policy on acceptable use of AI writing by engineers". It's a short read (supporting its own recommendations) and really good. If you chose to have LLMs help massage your writing the following rule seems...

Engineering
Simon Willison/11 Aug 2026

Stealing Reasoning Traces from Proprietary LLM APIs

Stealing Reasoning Traces from Proprietary LLM APIs A vanity domain name ( stolen-thoughts.com ) for a neat paper : Anthropic, OpenAI, and Google return encrypted chain-of-thought blocks to clients that can be replayed across sessions, users, and models. We take a trace produced by a frontier model,...

Engineering
Page 2 of 52