Where does the bug appear (feature/product)? Cursor IDE Describe the Bug Cursor has been totally unusable for days. Two things are broken, both appear to point at the same underlying problem (the agent/extension host not responding): ▎ ▎ 1. Models in the IDE fail with: “The agent execution provid…

Hey, this is a known issue. It’s the ERROR_EXTENSION_HOST_TIMEOUT error Agent Execution Timed Out when the extension host stops responding. Your stack trace and version match what we’re already tracking, so it’s a bug on our side, not your setup. I can’t share an ETA yet, but the issue is being work…

Cursor unusable for days now - Agent Execution Timed Out - #6 by deanrie - Bug Reports - Cursor

Topic		Replies	Views	Activity
Agent Execution Timed Out Occur Bug Reports crashes	2	93	July 1, 2026
Timing out bug all the time Bug Reports chat , crashes	2	109	June 17, 2026
Frequent "Agent Execution Timed Out" errors during agent chats Bug Reports chat , networking	1	96	July 24, 2026
Cursor Frequently Stuck on 'Taking Longer Than Expected' After Every Reboot Bug Reports crashes , composer	3	149	June 16, 2026
Persistent "Extension Host Timeout" & Agent Execution Hang Bug Reports terminal , performance , crashes	3	204	April 22, 2026

Agent Execution Timed Out Occur

Bug Reports

crashes

2

93

July 1, 2026

Timing out bug all the time

Bug Reports

chat , crashes

2

109

June 17, 2026

Frequent "Agent Execution Timed Out" errors during agent chats

Bug Reports

chat , networking

1

96

July 24, 2026

Cursor Frequently Stuck on 'Taking Longer Than Expected' After Every Reboot

Bug Reports

crashes , composer

3

149

June 16, 2026

Persistent "Extension Host Timeout" & Agent Execution Hang

Bug Reports

terminal , performance , crashes

3

204

April 22, 2026

Cursor unusable for days now - Agent Execution Timed Out

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