Anthropic extended free access to Claude Fable 5 through July 19, marking the third extension in five weeks, while an unreleased model called Claude Honeycomb EAP briefly appeared in Cursor before being removed. The Honeycomb EAP features a one-million-token context window and routes sensitive prompts to Claude Opus 4.8, leading developers to speculate it may be an early preview of Claude Opus 5 launching by end of July. Anthropic has not confirmed the leak or provided a timeline for Fable 5 becoming a permanent subscription benefit, leaving paid users frustrated as their usage allowances remain exhausted without resets.
Mindwalk is a visualization tool that replays AI coding-agent sessions as glowing light moving through a 3D map of a repository to show how the agent understood and navigated the task. The tool runs as a single Go binary that processes Claude Code and Codex session logs entirely locally, with optional evaluation summaries sent to the user's own Claude or Codex CLI. The visualization enables developers to see at a glance which files the agent searched, read, and edited during task completion.
PlugThis is an AI tool that generates functional Chrome extensions from plain-English descriptions without requiring coding knowledge. Users can build working extensions in 2–3 prompts, with examples including one completed in under a day and another deployed in approximately ten minutes. The tool generates complete Manifest v3-compliant code with optional backend integration via Supabase and AI model connectivity, which users can then publish to the Chrome Web Store or modify as needed.
Microsoft Research released Flint, an open-source visualization language that lets AI agents generate polished charts from simple, human-editable specifications. In evaluation across three AI models on Tidy Tuesdays test data, Flint achieved judge scores of 16.27 with GPT-5.1 compared to 15.91 for a baseline direct Vega-Lite approach. The same Flint specification can compile to multiple visualization backends including Vega-Lite, Apache ECharts, and Chart.js, with an accompanying MCP server enabling agents to create and render charts directly in chat environments.
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