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Vibe Code Weekly

Vibe Code Weekly · Nov 9 to 15, 2026

Week 46, 2026

4 stories from the week.

Replit Blog ·

Replit Agent adds business purchasing and Google Ads tools

Replit Agent can now prepare one-time supply purchases through Link and Visa, stopping for the owner’s approval before payment. It can also create and manage Google Ads campaigns, drafting assets, recommending budgets, and adding conversion tracking; purchasing is available to Core and Pro users in the US, while ads are available to Pro users worldwide.

Takeaway Replit is expanding its coding agent into business operations, letting founders handle purchases and customer acquisition from within Replit.

Simon Willison's Weblog ·

Meta Launches Muse Ember, a Low-Cost Model for Agent Work

Meta introduced Muse Ember, a small model aimed at recurring agent tasks such as tool use, coding subtasks, routing, and long-document parsing. Its short-prompt pricing matches GPT-6 Luna and Claude Haiku 5.5, while its cost rises at lower context thresholds; the article also notes strong results on an efficiency-versus-cost benchmark.

Takeaway Builders evaluating models for coding agents can consider Muse Ember as a low-cost option for repeated tool calls and subtasks.

Simon Willison's Weblog ·

Claude Code builds a multi-device system to track down a mystery beep

Simon Willison used Claude Code to build Beep Locator, a Python web app that coordinates phones, tablets and computers to listen for beeps and triangulate their source. The system located an intermittent beep to within about 40 cm, leading him to an old carbon monoxide detector with dead batteries.

Takeaway The project shows how a coding agent can turn acoustic-localization research into a practical tool for a real-world problem.

Simon Willison's Weblog ·

A human-curated opener makes AI-written PRs easier to review

Simon Willison says agent-written pull request descriptions can be accurate but overwhelming. He now leads with a short, human-approved explanation and puts the longer agent-generated details inside collapsible <details><summary> markup, which GitHub Markdown supports.

Takeaway A small formatting change can preserve an agent’s full PR documentation while making the key context quicker for reviewers to grasp.

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