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Sphinx, an open-source Git hook, quizzes you on your agent's diff before the push goes through

After npm install -g sphinx-understand and sphinx install, pushes to protected branches pause while a separate reviewer model reads the diff and asks what the change does when things fail, and the push only continues once you answer correctly. It works with Codex, Claude Code, Cursor, OpenCode, Pi, or plain Git, and sphinx yolo skips the check but logs every skip (HN thread).

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OpenAI team used Codex and GPT-6 Astra to merge 1,400+ cleanup PRs and delete 800k lines of dead code

OpenAI's Core Experimentation team gave Astra a vague one line Codex prompt to find dead code, and it checked past PRs, Slack, Statsig, and production profiling before proposing each deletion; five engineers merged the results part time over two weeks, shrinking one container image from 3.31 GB to 1.72 GB. The team says GPT 6.1 Sol found 92% of Astra's issues at about 14% of the API cost, though some proposals added more complexity than they were worth…

Archon v0.12.1 stops release binaries from leaking a target repo's .env keys to Claude and Codex

In v0.12.0 (Oct 17), a provider plugin started inside a repository loaded that repo's .env , so a project's ANTHROPIC API KEY could reach Claude and override your subscription; v0.12.1 no longer reads .env or bunfig.toml from the working directory, and if you ran v0.12.0 you should upgrade and rerun archon provider add for each provider. Neither release's notes mention a fix for the unauthenticated control API flaw, CVE 2026 111322…

Astrocade's hosted MCP lets Claude Code, Codex, and Cursor build and publish games to its feed

Adding https://mcp.astrocade.com/mcp (for Claude Code: claude mcp add transport http scope user astrocade https://mcp.astrocade.com/mcp ) lets an agent create, edit, and publish games through your Astrocade account, including ones you started in its app. Games published this way pass review before reaching the Astrocade feed, then get the same plays, comments, and analytics as any other game…

Astrocade Blog

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