Category

Developers

How software gets built now: coding agents, developer platforms, APIs, SDKs and the open-source projects around them.

42 stories

All Developers stories · 42

Developers · NewsGitHub Agentic Autofix and AI Scan are generally available: what they do, who gets them and how they use AI CreditsOn October 15, 2026, GitHub made agentic autofix for code scanning alerts and AI Scan for pull requests generally available. Here's what each does, which plans and repositories qualify, how they draw Code Security AI Credits, and how to turn them on.·5 min readDevelopers · NewsOpenCode 2.0: one background service for terminal, web and desktop, plus background subagents. What it changes for securityOpenCode 2.0 runs the open-source coding agent as a single shared background service that its terminal, web and desktop clients all connect to, and adds background subagents and async shell commands. Hacker News commenters say the new model broke their sandboxes; OpenCode's docs say shell commands run with your full user authority.·6 min readDevelopers · NewsAnthropic Scion: the in-house source control system that replaced Git for its monorepo (and why it isn't open source)On October 13, 2026, Anthropic described Scion, a version control system it built to replace Git for its monorepo after daily merges grew from about 2,500 in May to more than 30,000 in September. Despite some reports, Scion isn't open source: Anthropic says it isn't a general replacement for Git and is sharing the ideas instead.·6 min readDevelopers · GuideHow to use Gemini 4 Argon: in the Gemini app, AI Studio, the Gemini API and AntigravityHow to use Gemini 4 Argon depends on where you want it: AI Pro or Ultra for the Gemini app, Ultra for AI Studio's Playground and Antigravity, and a billing-enabled key for the API. Plans, steps from Google's docs, sample code, costs, limits and fixes.·8 min readDevelopers · NewsMicrosoft October 2026 Patch Tuesday: a record 1,400+ CVEs, one exploited Windows Shell zero-day, and what to patch firstMicrosoft's October 2026 Patch Tuesday, released October 13, fixed more than 1,400 CVEs by the count in Microsoft's Security Update Guide, the first four-digit monthly release and a record for the second month running. One Windows Shell bug is under active attack and on CISA's KEV list, and one of its credited finders used Claude.·5 min readDevelopers · NewsLinus Torvalds used Claude Code to draft a Linux kernel page cache speedup: what it does and what Claude wroteOn October 10, 2026, Linus Torvalds published an experimental eight-patch Linux kernel series that lets many threads read the same cached file without fighting over one counter. He says Claude Code wrote the code, tests and first draft of the description under his direction, and measurements on his laptop show about 3x throughput in one narrow test.·5 min readDevelopers · NewsAnthropic Cyber Mission: free OSS Scanner for open-source projects, a critical infrastructure program and three Cyber Verification tiersOn October 8, 2026, Anthropic launched OSS Scanner, free Claude vulnerability scans for open-source projects, and a Critical Infrastructure Defense Program. Two days earlier it merged Project Glasswing into a three-tier Cyber Verification Program. How each works and how maintainers opt in.·5 min readDevelopers · ExplainerSign in with ChatGPT explained: using your Plus or Pro plan in Devin, Notion, Vercel and other appsSince September 29, 2026, Sign in with ChatGPT lets Plus and Pro subscribers spend their plan's usage in 16 partner tools, including Devin, Notion, Vercel and Warp. How identity sign-in differs from plan usage, what's shared, the limits you can set, and how developers integrate it.·7 min readDevelopers · ExplainerClaude Code's "Compacted while idle" message, explained: why it happens and how to turn it offSince about version 2.1.286, Claude Code can summarize a large conversation on its own shortly before its one-hour prompt cache expires. Why Anthropic does it, when it fires, what it costs you, and the one-line setting that stops it.·9 min readDevelopers · NewsOpenAI's Agents API puts the Codex harness behind one endpoint: what developers get, and what they give upIn public beta since September 10, with computer use added September 29. How sessions, sandboxes and approvals work, what it costs, and the catches.·5 min readDevelopers · NewsCursor's latest release puts your local agents on your iPhoneRemote control for local agents arrived on October 6, capping a month of agent-management features in Cursor. What's new, what it costs, and what's unclear.·6 min readDevelopers · NewsGitHub Copilot can now drive your desktop apps: what computer use does and how to turn it onComputer use reached public preview on October 1 in Copilot CLI and the Copilot app on macOS and Windows. What it does, what it costs, and the risks GitHub flags.·6 min readDevelopers · ExplainerModel routing explained: how to mix cheap, mid and frontier modelsSending every request to a frontier model can cost 40 times more than it needs to. How routers, cascades and advisor patterns work, and what vendors actually offer.·8 min readDevelopers · GuideBuild your first agent with the Claude Agent SDK (TypeScript, October 2026)Install @anthropic-ai/claude-agent-sdk, call query(), lock down tools and permission modes, add a custom MCP tool and a safety hook, and cap spend. Code type-checked against v0.3.293.·7 min readDevelopers · GuideHow to write a CLAUDE.md or AGENTS.md file that coding agents actually followWhere each agent looks for its instructions, how long the file should be, what to put in it, and how to check the agent is reading it, from Claude Code, Codex, Cursor and Copilot docs.·10 min readDevelopers · ExplainerMCP resources vs tools vs prompts: who decides, and when to use eachMCP servers expose three primitives with three different owners: the model, the app and the user. Here's how each works on the wire in the 2026-07-28 spec, plus what happened to sampling, roots and elicitation.·6 min readDevelopers · GuideBuild a local MCP server with the official TypeScript SDK (v2): one tool, one resource, one promptA step-by-step guide to a stdio MCP server using @modelcontextprotocol/server 2.3.1, with code we compiled and ran to check it works, plus the MCP Inspector, Claude Desktop and Claude Code.·5 min read

Nothing in this format on this page — try another filter or the next page.