Claude Opus 5.5 is now available in Cursor
Claude Opus 5.5 is now available in Cursor. Cursor says it is the new top model on CursorBench at 57.8% (Max) and costs 40% less per task than Opus 5.
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Cursor makes Rollouts and Security Reviewer available on Teams and Enterprise plans
On September 23, 2026, Cursor made both available on Teams and Enterprise plans and said it would include Rollouts usage credits for the next 10 days so users can try Rollouts on real changes.
Cursor says Security Reviewer now finishes 21% faster
Cursor says the update reduces Security Reviewer's average time to 3.8 minutes from 4.8 minutes.
Cursor introduces Rollouts for deployment verification
Rollouts write a monitoring plan and watch changes as they deploy, verifying deployments so regressions are caught before users see them.
Cursor says it cut token costs by 7% with no drop in agent quality
Cursor attributes the savings to tighter prompts, selective tool loading, better caching, and compressed file reads.
Claude Opus 5.5 is now available on B.AI, with API and Web Chat opening together
B.AI now offers Claude Opus 5.5. According to B.AI, the model supports a 1M-token context and up to 128K output, matches Claude Fable 5.1 on most tasks, and costs about 40% less to run than Opus 5.