[Bug] Error handling for long string values in input parameters

Bug Description
I passed in a long string value and got an error

Environment Info

• Platform: darwin
• Terminal: ghostty
• Version: 2.1.272
• Feedback ID: 8b7ef411-1804-4f6f-9f12-97b7a568e2a7

Errors

/model Sonnet
  ⎿  Set model to Sonnet 5 and saved as your default for new sessions

❯ What could this value be? ZmxvYXQgUV9yc3FydCggZmxvYXQgbnVtYmVyICkKewoJbG9uZyBpOwoJZmxvYXQgeDIsIHk7Cgljb25zdCBmbG9hdCB0aHJlZWhhbGZzID0gMS41RjsKCXgyID0gbnVtYmVyICogMC41RjsKCXkgID0gbnVtYmVyOwoJaSAgPSAqICggbG9uZyAqICkgJnk7CglpICA9IDB4NWYzNzU5ZGYgLSAoIGkgPj4gMSApOwoJeSAgPSAqICggZmxvYXQgKiApICZpOwoJeSAgPSB5ICogKCB0aHJlZWhhbGZzIC0gKCB4MiAqIHkgKiB5ICkgKTsKLy8JeSAgPSB5ICogKCB0aHJlZWhhbGZzIC0gKCB4MiAqIHkgKiB5ICkgKTsKCXJldHVybiB5Owp9

⏺ API Error: Sonnet 5 can't help with this. Start a new session to continue.

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  Details: `[bio]`

  Request ID: req_011Cf9L8vN2zAWXQRXLARWJU