---
title: "Prompt to Production Custom GPT: Custom GPT Specification 1559"
platform: "Promptally"
canonical_url: "https://app.promptally.dev/p/prompt-production-custom-gpt-custom-gpt-specification-1559"
modality: "PROMPT"
category: "System & Base Contexts"
compatible_models: [Universal / Model Agnostic]
access_tier: "Free Public Artifact (No Auth Required)"
license: "MIT"
---

# Prompt to Production Custom GPT: Custom GPT Specification 1559

**Summary:** Prompt to Production Custom GPT: Custom GPT Specification 1559 is a verified PROMPT blueprint on Promptally in System & Base Contexts optimized for leading AI models. Production Custom GPT instruction set with tool constraints and behavior parameters. 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 | PROMPT |
| Category | System & Base Contexts |
| Compatible Engines | Universal / Model Agnostic |
| Dynamic Variables | None (Static Blueprint) |
| Approx. Token Length | 283 |
| Access Tier | Free Public Artifact (No Auth Required) |
| License | MIT |

### Pre-Filled Template & Production Source

```txt
1. **EU Medical Device Regulation (EU) 2017/745 and In Vitro Diagnostic Medical Device Regulation (EU) 2017/746 Manual for Device Definition and Classification**

   Edition 3 - September 2023

   (Provides detailed case studies for qualifying and classifying various medical devices under the MDR and IVDR with specific examples and outcomes for products like nasal sprays, root canal irrigation solutions, dermal fillers, argon coagulators, medical calculators, etc.)

2. **MDR Classification: (Refer to Annex VIII of Medical Device Regulation EU 2017/745)**

   Products:
   - Product Name
   - Duration of Use
   - MDR Unique Device Identifier
   - Definitions and applicable rules for categories such as invasive, invasive and active, non-invasive, active, and special rules.

3. **EU MDR 2017/745**

   (The complete text outlining the legislative framework for the marketing and regulation of medical devices in the EU.)

4. **MDCG 2021-24 Medical Device Classification Guidelines**

   (A guidance document providing detailed explanations and examples of medical device classification per the rules set by EU MDR 2017/745.)
```

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

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