# Dealing with DeepSeek JSON Response Format Issues

**URL:** https://meta.discourse.org/t/dealing-with-deepseek-json-response-format-issues/384640
**Category:** Support
**Tags:** ai
**Created:** [October 3, 2025, 5:27am UTC](https://meta.discourse.org/t/dealing-with-deepseek-json-response-format-issues/384640 "2025-10-03T05:27:05Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![Falco](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/falco/32/179432_2.png) [@Falco](https://meta.discourse.org/u/Falco)
#### Post date: [October 3, 2025, 1:51pm UTC](https://meta.discourse.org/t/dealing-with-deepseek-json-response-format-issues/384640/4 "2025-10-03T13:51:13Z")

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> [@MoRanYue](#):
>
> It is compatible with OpenAI API, is this not enough? And, according to [the document](https://api-docs.deepseek.com/zh-cn/guides/json_mode/), it is confirmed that supports JSON object output. I never ever touched Ruby so I can’t know how Discourse treat `response_format` field.

That’s “JSON mode” which is a deprecated old version of structured outputs in the OpenAI API.

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