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576field notes · new posts weekly
Claude Code, agent workflows, Next.js and India finance. Every post is checked against the live tool or the current spec before it ships.
We only write about what we deployed.
We only link to what we bought.
We name names when something sucks.
576 notes
The 57th GST Council met on 8 October 2026. Item by item: the late fee waiver, the Rs 10,000 notice floor, export of services to a foreign branch, and which of it is actually law.
Read →Eight Claude Code releases shipped between 7 and 16 October 2026. Here are the changes that affect your bill, your cache and your hooks, with copy-paste settings.
Read →Gemini 4 Argon went GA on 13 October at an introductory $2 input / $10 output per 1M tokens. On 1 December every tier doubles. Here is the arithmetic for three workloads, the rival price table, and what to do before the date.
Read →DeepSeek-V4.1-Flash-1017 shipped on 17 October with MIT weights and a two-tier price: $0.15 / $0.60 off-peak, $0.30 / $1.20 at peak. Here are the peak hours in IST and US time, three worked monthly bills, and a cron guard that keeps batch jobs off-peak.
Read →On 17 November 2026 Chrome 158 stops running XSLT for most users. Styled RSS feeds and XML sitemaps will show as plain XML or a blank tree. Your data is fine. Here are the fixes.
Read →Anthropic published its seven-layer code review system on 15 October 2026. Most of it needs Anthropic scale. Here is the version a team of one to ten can run with GitHub settings, a REVIEW.md and one workflow file.
Read →Every TDS section from 192 to 196D now lives in section 392 or 393 of the Income-tax Act 2025. This post maps each old section to its s.393 table row, flags where published mappings disagree, and lists the forms, dates and the November 2026 workflow.
Read →Suno Speech is not a text-to-speech tool in the ElevenLabs sense. It generates a voice and an original score together as one track, with no published credit cost, language list or length limit as of 16 October 2026. Here is what is confirmed, what is not, verified rival prices, and when to use which.
Read →Free-plan Suno songs cannot be monetised, Pro and Premier songs can, and YouTube wants AI music that is the focus of a video disclosed. Here is the sourced rulebook for ownership, Content ID, disputes, the Partner Program and a release checklist, with three real scenarios.
Read →A Claude Code plugin is a directory of skills, agents, hooks and MCP servers installed as one unit. Here is the manifest, the marketplace.json schema, team rollout through managed settings, and a working example that blocks --no-verify.
Read →ngrok free caps you at 1 GB, 20k requests and a dev domain. Here is what Cloudflare Tunnel, Tailscale Funnel, frp, rathole, bore, sish and Pangolin need, what they cost, and three recipes you can paste today.
Read →Use timestamptz for every moment in time and convert at the edge. timestamp stores a wall-clock reading with no zone, and four classic bugs follow from that. Here is the rule, the one exception, ORM defaults and a safe migration.
Read →Monday memo · free
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