claude-code - 💡(How to fix) Fix [Bug] Frequent API disconnects and excessive token consumption with Claude Opus 4.8

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Error Message

[{"error":"The socket connection was closed unexpectedly. For more information, pass verbose: true in the second argument to fetch()","timestamp":"2026-05-30T11:33:21.418Z"},{"error":"The socket connection was closed unexpectedly. For more information, pass verbose: true in the second argument to fetch()","timestamp":"2026-05-31T00:25:17.341Z"}]

Code Example

[{"error":"The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()","timestamp":"2026-05-30T11:33:21.418Z"},{"error":"The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()","timestamp":"2026-05-31T00:25:17.341Z"}]
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Bug Description I keep getting disconnects, API errors and it keep stop workin gfor no reason without completing tasks. I see it running stuff like "echo ping" or Bash(true) -> (No Output), a simple "Ok" to wake it up consumes 12% of my tokens +-. Opus 4.8 is really bad and not doing well.

Environment Info

  • Platform: linux
  • Terminal: xterm
  • Version: 2.1.156
  • Feedback ID: 06859226-ad94-40ba-b4ec-ce9bef8f7525

Errors

[{"error":"The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()","timestamp":"2026-05-30T11:33:21.418Z"},{"error":"The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()","timestamp":"2026-05-31T00:25:17.341Z"}]

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claude-code - 💡(How to fix) Fix [Bug] Frequent API disconnects and excessive token consumption with Claude Opus 4.8