Access Denied: Opus4 Model Unavailable for PRO Plan User

Bug Description
I am paying for PRO plan. I am not able to use new model Opus4.

Environment Info

• Platform: darwin
• Terminal: cursor
• Version: 1.0.25
• Feedback ID: 213ba8cc-5a51-4ea6-9a1d-a9d045431ce9

Errors

[{"error":"Error: Command failed: security find-generic-password -a $USER -w -s \"Claude Code\"\nsecurity: SecKeychainSearchCopyNext: The specified item could not be found in the keychain.\n\n    at genericNodeError (node:internal/errors:983:15)\n    at wrappedFn (node:internal/errors:537:14)\n    at checkExecSyncError (node:child_process:882:11)\n    at execSync (node:child_process:954:15)\n    at wZ (file:///Users/andrejradomiljac/.nvm/versions/node/v22.13.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:659:3921)\n    at file:///Users/andrejradomiljac/.nvm/versions/node/v22.13.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:8863\n    at Q (file:///Users/andrejradomiljac/.nvm/versions/node/v22.13.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:526:17199)\n    at IX (file:///Users/andrejradomiljac/.nvm/versions/node/v22.13.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:8009)\n    at NS (file:///Users/andrejradomiljac/.nvm/versions/node/v22.13.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:7090)\n    at T6 (file:///Users/andrejradomiljac/.nvm/versions/node/v22.13.1/lib/node_modules/@anthropic-ai/claude-code/cli.js:582:11202)","timestamp":"2025-06-17T09:34:52.037Z"}]