---
title: "Comment by Jen Zawaski on \"Your AI Feature Is Lying to You: Stop Using JSON Mode and Use Schema-Constrained Outputs\" | Hashnode"
description: "Anthropic is outdated in the article. Anthropic now has JSON outputs and strict tool use that guarantee schema-compliant responses through constrained decoding."
url: "https://hashnode.com/posts/your-ai-feature-is-lying-to-you-stop-using-json-mode-and-use-schema-constrained-outputs/6ac1044a4835cefdf58bcc41/comment/6ac1e487851d3053dfa946e1"
---

[Discussion](https://hashnode.com/posts/your-ai-feature-is-lying-to-you-stop-using-json-mode-and-use-schema-constrained-outputs/6ac1044a4835cefdf58bcc41)

Comment [Your AI Feature Is Lying to You: Stop Using JSON Mode and Use Schema-Constrained Outputs](https://hashnode.com/posts/your-ai-feature-is-lying-to-you-stop-using-json-mode-and-use-schema-constrained-outputs/6ac1044a4835cefdf58bcc41)

[Jen Zawaski](https://hashnode.com/@itcodegirl)

[Oct 4](https://hashnode.com/posts/your-ai-feature-is-lying-to-you-stop-using-json-mode-and-use-schema-constrained-outputs/6ac1044a4835cefdf58bcc41/comment/6ac1e487851d3053dfa946e1)

Anthropic is outdated in the article. Anthropic now has JSON outputs and strict tool use that guarantee schema-compliant responses through constrained decoding. The parameter moved from output\_format to output\_config.format, and the old one is deprecated.

[Nitesh Kumar Tudu](https://hashnode.com/@nitesh000)

[Oct 4](https://hashnode.com/posts/your-ai-feature-is-lying-to-you-stop-using-json-mode-and-use-schema-constrained-outputs/6ac1044a4835cefdf58bcc41/comment/6ac1e487851d3053dfa946e1#reply-6ac27e11b47b1c1452200be0)

Thnx for pointing out🫡