Card #348 · Cursor (AI IDE)
Degradation of Composer 2.5 performance and reliability
Users are reporting a significant decline in the quality and speed of Composer 2.5, noting that it has become 'stupid' or prone to hallucinations compared to previous experiences. There are frequent reports of the tool freezing, taking excessive time to respond, and in one severe case, deleting files without authorization.
Pain score
0.30/ 1.00 · weighted product of four components
Reach1.00distinct authors (log-normalized)
Recency1.00freshness decay, half-life months
Engagement0.89upvotes + comments, normalized
Monetization1.00willingness-to-pay cues in evidence
§ Evidence — 5 verified quotes
Now with the same model I cannot implement a simple feature without adding 100 restrictions like I am back to 2024-25
Its gone stupid, remains me the SWE 1.6 from other or the copilot. I have to verify all and always problems, mistakes, big errors
I asked Composer 2.5 to migrate from legacy designs and it surprisingly deleted a lot of files and structs being used.
I’m seeing Taking longer than expected frequently. For minutes at a time. It fully froze up a couple of times and I had to reboot.
any prompt (even in new chat) gets stuck with summarizing context and planning next steps until the error message shows up.
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