Daily tech news roundup covering AI, .NET, web development, and Microsoft tools for April 24, 2026.
DeepSeek V4 preview models offer frontier-level performance at a fraction of the cost, with up to 1M token context and open weights.
DeepSeek releases V4 Pro and Flash AI models, offering frontier-level performance at significantly lower costs.
A tool to convert milliseconds to seconds and minutes, created by Simon Willison to simplify LLM prompt duration conversions.
A tool to convert milliseconds to seconds and minutes, created by Simon Willison for LLM report durations.
Simon Willison's newsletter summary featuring tech posts on DeepSeek V4, LiteParse, and Agentic Engineering patterns.
Honker implements Postgres NOTIFY/LISTEN semantics for SQLite, enabling queues and streams with transactional outbox pattern.
Honker is a Rust SQLite extension implementing Postgres NOTIFY/LISTEN semantics for queues and streams.
Anthropic's postmortem on Claude Code quality issues reveals three bugs in the harness causing forgetfulness and repetition.
Anthropic's postmortem on Claude Code quality issues reveals three bugs affecting user sessions, including a memory-clearing bug causing forgetfulness.
How a single Go process on a gaming PC powers Bluesky's For You feed for 72,000 users using SQLite and Tailscale.
How a single Go process on a gaming PC powers Bluesky's For You feed with SQLite and Tailscale.
Browser-based PDF text extraction using LiteParse, a spatial text parsing tool built on PDF.js and Tesseract.js.
A developer builds a browser-based version of LiteParse, an open-source PDF text extraction tool, using PDF.js and Tesseract.js.
Exploring GPT-5.5 via the Codex backdoor API, including a new LLM plugin for using ChatGPT subscriptions with Codex.
GPT-5.5 is released via Codex; a new LLM plugin uses the semi-official backdoor API to access it through OpenAI subscriptions.
Release of llm-openai-via-codex 0.1a0, enabling OpenAI model access via Codex CLI credentials.
Release of llm-openai-via-codex 0.1a0, a plugin to access OpenAI models via Codex CLI credentials.
A mathematical approximation for solving oblique triangles without inverse trig functions, with Python code example.
A quote from Maggie Appleton on the benefits of learning in public through digital gardening, podcasting, or streaming.
