Overview
This prompt aims to guide programmers in implementing a news filter in the MQL4 trading platform. Programmers and traders will benefit from the detailed instructions and best practices provided.
Prompt Overview
Purpose: The news filter aims to enhance trading strategies by avoiding high-impact news events that can cause market volatility.
Audience: This guide is intended for MQL4 developers and traders seeking to improve their automated trading systems.
Distinctive Feature: The implementation focuses on real-time news data integration to dynamically adjust trading activities based on market conditions.
Outcome: Following this guide will help traders minimize risks and optimize their trading performance during critical news events.
Quick Specs
- Media: Text
- Use case: Generation
- Industry: Development Tools & DevOps
- Techniques: Decomposition, Role/Persona Prompting, Structured Output
- Models: Claude 3.5 Sonnet, Gemini 2.0 Flash, GPT-4o, Llama 3.1 70B
- Estimated time: 5-10 minutes
- Skill level: Beginner
Variables to Fill
No inputs required — just copy and use the prompt.
Example Variables Block
No example values needed for this prompt.
The Prompt
Explain in detail how to:
1. Add and configure a news filter in the MQL4 trading platform.
2. Implement the news filter to prevent trading during high-impact news events by covering the following aspects:
– Retrieve news data: Identify reliable data sources or APIs.
– Interpret news data: Explain how to interpret it within the MQL4 environment.
– Integrate into an Expert Advisor or indicator: Provide steps to pause trading accordingly.
3. Provide guidance on:
– Available data sources or APIs.
– Example code snippets illustrating the implementation.
4. Highlight common pitfalls to avoid when applying a news filter in MQL4.
Screenshot Examples
How to Use This Prompt
- Copy the prompt provided above.
- Paste the prompt into your preferred text editor.
- Review each section for clarity and completeness.
- Adjust any specific details as needed for your audience.
- Use the prompt to generate a detailed response or guide.
Tips for Best Results
- Choose Reliable Data Sources: Use trusted APIs like Forex Factory or NewsAPI to retrieve accurate economic news data.
- Parse News Data: In MQL4, use functions like `WebRequest` to fetch and interpret JSON or XML data from your chosen API for high-impact news events.
- Integrate with EA: Implement a check in your Expert Advisor to pause trading by using conditions based on the retrieved news data, ensuring no trades are executed during high-impact events.
- Avoid Common Pitfalls: Ensure proper error handling for API requests and account for time zone differences when scheduling trading pauses around news events.
FAQ
- How do I add a news filter in MQL4?
To add a news filter, you need to create a function that retrieves news data and checks for high-impact events. - What are reliable sources for news data?
Reliable sources include economic calendars like Forex Factory, Investing.com, or APIs like NewsAPI. - How can I interpret news data in MQL4?
You can parse the news data to identify event impact levels and filter trading conditions accordingly. - What common pitfalls should I avoid with news filters?
Avoid hardcoding dates, ensure data accuracy, and test thoroughly to prevent unexpected trading behavior.
Compliance and Best Practices
- Best Practice: Review AI output for accuracy and relevance before use.
- Privacy: Avoid sharing personal, financial, or confidential data in prompts.
- Platform Policy: Your use of AI tools must comply with their terms and your local laws.
Revision History
- Version 1.0 (February 2026): Initial release.


