Describe the problem/error/question The “Text Classifier” is not working, and giving me an error instead. I don’t understand why. What is the error message (if any)? Problem in node ‘Text Classifier‘ Failed to parse. Text: “[{“type”:“text”,“text”:”```json\n{\“Assistant Request\”:true,\“Non-Assista…

Hello @Jannik1 Yes indeed, it’s broken when the “Use Responses API” option is enabled! [image] Just turn it off and it should work again.

Thank you so much! It does work now <3 Why is that the case? Do you know what happens under the hood / when it needs to be turned on or off?

[image] Jannik1: Why is that the case? Do you know what happens under the hood / when it needs to be turned on or off? The “Use Responses API” option is something new, and this looks like a bug in how the responses are parsed.. I think it will be fixed in an upcoming release once the team no…

Is the “Text Classifier” broken?

Questions

mohamed3nan November 28, 2025, 2:59pm 2

Hello @Jannik1

Yes indeed, it’s broken when the “Use Responses API” option is enabled!

Just turn it off and it should work again.

Hi i am new at n8n to learn i have an error in text classifier how to resolve it "Problem in node ‘Text Classifier‘"

Topic		Replies	Views
Hi i am new at n8n to learn i have an error in text classifier how to resolve it "Problem in node ‘Text Classifier‘" Questions node	2	239	February 14, 2026
Text Classifier not Working Questions node	2	254	March 29, 2026
Text Classifier node: add fallback AI model support and stronger classification mechanisms Feature Requests	1	46	April 14, 2026
Text clasifier not working Help me Build my Workflow	2	51	March 15, 2026
Text Classifier node is outputting two branches when I have "Allow Multiple Classes To Be True" disabled Questions	5	64	March 23, 2026

Is the “Text Classifier” broken?

Related topics