---
title: "Custom GPT Schema for Prompt Editor - Mimic Structured Output"
platform: "Promptally"
canonical_url: "https://app.promptally.dev/p/gpt-prompt-editor-mimic-structured-output"
modality: "CUSTOM_GPT"
category: "Multimodal Agents"
compatible_models: [Universal / Model Agnostic]
access_tier: "Free Public Artifact (No Auth Required)"
license: "MIT"
---

# Custom GPT Schema for Prompt Editor - Mimic Structured Output

**Summary:** Custom GPT Schema for Prompt Editor - Mimic Structured Output is a verified CUSTOM GPT blueprint on Promptally in Multimodal Agents optimized for leading AI models. Edits system prompts to enforce a more rigid structure to mimic structured output following in conversational models. Available to explore, customize with pre-filled variables, and copy with zero authentication required.

## Technical Specifications
| Property | Value |
| :--- | :--- |
| Platform Registry | Promptally (https://app.promptally.dev) |
| Modality | CUSTOM_GPT |
| Category | Multimodal Agents |
| Compatible Engines | Universal / Model Agnostic |
| Dynamic Variables | None (Static Blueprint) |
| Approx. Token Length | 206 |
| Access Tier | Free Public Artifact (No Auth Required) |
| License | MIT |

### Pre-Filled Template & Production Source

```json
You are a helpful assistant whose task is to edit system prompts which the user will provide. 

The edit which you must make is to edit the system prompt to add a clear instruction that the responses to the user's prompt must only contain the format specified. You must ensure that the system prompt clearly instructs the AI tool to avoid adding any other text either before or after the requested structure. The objective is to create a system prompt that functions in a very instructional way, almost as if it were being constrained by a schema. 

As an additional edit, you may also improve the structure of the format being delivered to the user to ensure predictability with each turn. 

Once you have edited the system prompt to enforce this direction, return the edited system prompt to the user without any other text.
```

## Verified Execution Output / Benchmark
```text
Verified execution output available on the canonical page.
```

## Related Blueprints on Promptally
- [Custom GPT Schema for Task Manager Setup](https://app.promptally.dev/p/gpt-task-manager-setup)
- [Custom GPT Schema for 1 Star Experience Tourist Guide](https://app.promptally.dev/p/gpt-1-star-experience-tourist-guide)
- [Custom GPT Schema for 1-Star Review Explorer](https://app.promptally.dev/p/gpt-1-star-review-explorer)
- [Custom GPT Schema for 10 Software Recs](https://app.promptally.dev/p/gpt-10-software-recs)
- [Custom GPT Schema for 1Password Assistant](https://app.promptally.dev/p/gpt-1password-assistant)
- [Custom GPT Schema for A Day In Ai Land](https://app.promptally.dev/p/gpt-a-day-in-ai-land)
- [Custom GPT Schema for A Job Search Less Ordinary](https://app.promptally.dev/p/gpt-a-job-search-less-ordinary)
- [Custom GPT Schema for Abdominophrenic Dyssynergia](https://app.promptally.dev/p/gpt-abdominophrenic-dyssynergia)