How to fix the Cursor Connection Error when the agent stops working
The same 'Connection failed' error hides four different causes. Here's how to diagnose which one is hitting you and apply the right fix.
Topic
Cursor
Cursor AI code editor
Fix "agent execution provider did not respond in time" in Cursor
Cursor agent mode blocked by 'The agent execution provider did not respond in time'? Reload Window first, then escalate to Restart Extension Host, CachedData clear, or a clean reinstall if the log shows a hash mismatch.
Cursor: fix 'Waiting for extension host' hang
The 'Waiting for extension host' hang blocks Cursor's AI agent and extensions. Four fixes in order of effort: restart the host, disable extensions, wipe the state database, or update Cursor.
How to Clear the Cursor Cache: Fix Stuck or Laggy AI
Stuck indexing, frozen chat, dead autocomplete? Clear Cursor's cache - the soft in-app reset first, then the on-disk folders, with the exact paths per OS.
CLAUDE.md vs AGENTS.md vs .cursorrules: What Goes in Each
Three names for one idea. What CLAUDE.md, AGENTS.md, and .cursorrules each are, how they differ, what goes in them, and which to write in 2026.
Cursor vs Claude Code in 2026: pricing, features, and which AI coding tool to pick
Both start at $20/mo, both ship frontier models — but they solve different problems. A side-by-side of pricing, paradigm, token efficiency, and which to pick in 2026.
How to fix Claude Code 'No available IDEs detected' in WSL with Cursor
Claude Code's /ide command says 'No available IDEs detected' when Cursor runs on Windows and the CLI runs in WSL. Launch Cursor from inside WSL to fix it. Telling five similar failures apart.
Fix Cursor 3 "Agent Execution Timed Out" and Jupyter not opening
The extension host is not running or is unresponsive. Three fixes: restart the extension host (Ctrl+Shift+P > Developer: Restart Extension Host), clear the extension cache, or disable conflicting extensions. Works on Windows and macOS.
Cursor rules not loading: 4 causes and how to fix each
Four causes: wrong scope (project vs global), invalid glob pattern, missing alwaysApply flag, or .mdc frontmatter syntax error. One-minute check and exact fix for each.