Claude Opus 4.5 and Claude Sonnet 4.5 don't work

[HenryUSU]

Describe the bug

Claude Opus 4.5 and Claude Sonnet 4.5 don't work. There is an error.

To Reproduce

1. Create a simple flow with an LLM
2. Chose Claude Opus 4.5 or Sonnet 4.5 and keep the default setings

3. Save and ask any question
4. BUG: it shows an error

5. Repeat the same steps, but chose Sonnet 4. It works without errors

Expected behavior

Claude Opus 4.5 and Sonnet 4.5 create answers

Screenshots

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Flow

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Use Method

None

Flowise Version

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Operating System

None

Browser

None

Additional context

No response