Here are five good reasons to use AJAX instead of WebSockets in a Blazor

[rachavz]

Here are five good reasons to use AJAX instead of WebSockets in a Blazor project:

1. Compatibility and Simplicity
   AJAX is compatible with virtually all browsers and requires minimal configuration on both the server and client sides to work. This makes it ideal for applications that need minimal setup and wide support.

2. Scalability
   AJAX uses the HTTP request/response model, which is easier to scale in high-traffic applications. Web servers are well optimized to handle HTTP requests, whereas persistent WebSocket connections can require more resources and a more complex infrastructure setup.

3. Lower Resource Consumption
   WebSocket connections require maintaining an open connection between the client and the server, which can consume more server resources, especially with many concurrent users. AJAX, by not maintaining persistent connections, can reduce resource consumption and is more suitable for applications with traffic spikes.

4. Proxy and Firewall Compatibility
   Standard HTTP requests via AJAX are more compatible with common proxies and firewalls than WebSocket connections. Some network configurations might block or limit WebSocket connections, causing connectivity issues for end users.

5. Simple Error Handling and Retries
   With AJAX, it's simpler to handle errors and retries. Libraries and frameworks for AJAX.

[engineering87]

You must always consider the context of your application. Trying to summarize the scenarios:

• Use AJAX for simpler, request-response interactions where real-time updates are not required. It’s easy to implement and integrates well with HTTP-based services.

• Use WebSockets for applications needing real-time, two-way communication with low latency. It’s ideal for scenarios involving frequent updates or interactive features.