ASGI vs FastCGI

Developers should learn and use ASGI when building high-performance, real-time web applications in Python that require asynchronous capabilities, such as chat apps, live notifications, or APIs with WebSocket support meets developers should use fastcgi when building web applications that need to handle high traffic volumes efficiently, as it reduces server load by reusing processes across requests. Here's our take.

ASGI

Nice Pick

Developers should learn and use ASGI when building high-performance, real-time web applications in Python that require asynchronous capabilities, such as chat apps, live notifications, or APIs with WebSocket support

Pros

• It is essential for modern Python web frameworks like FastAPI, Starlette, and Django Channels, allowing them to leverage async/await syntax for efficient handling of concurrent requests and long-lived connections
• Related to: python, fastapi

Cons

• Specific tradeoffs depend on your use case

FastCGI

Developers should use FastCGI when building web applications that need to handle high traffic volumes efficiently, as it reduces server load by reusing processes across requests

Pros

• It is particularly useful for scripting languages like PHP, Python, or Perl in production environments where performance and scalability are critical
• Related to: nginx, apache-http-server

Cons

• Specific tradeoffs depend on your use case

The Verdict

These tools serve different purposes. ASGI is a framework while FastCGI is a protocol. We picked ASGI based on overall popularity, but your choice depends on what you're building.

The Bottom Line

ASGI wins

Based on overall popularity. ASGI is more widely used, but FastCGI excels in its own space.