How-to guides for Dev Proxy

• Get help and support

Intercept requests

• Intercept requests from specific processes
• Exclude a URL
• Inspect requests and responses using Chrome DevTool

Mock responses

• Mock responses
• Mock n-th request
• Mock responses that return binary data
• Mock multiple responses to the same endpoint
• Change mocks file
• Simulate a CRUD API
• Mock Teams Admin Center notification for Microsoft Graph connectors

Simulate errors

• Test my app with random errors
• Simulate errors from OpenAI APIs
• Simulate errors from Microsoft Graph APIs
• Change request failure rate

Simulate behaviors

• Test that my application handles throttling properly
• Simulate throttling on Microsoft 365 APIs
• Simulate Rate-Limit API responses
• Simulate slow API responses

Minimal permissions

• Detect minimal Microsoft Graph API permissions
• Check if you are using excessive Microsoft Graph API permissions

Record

• Record and export proxy activity

Improve my app

• Generate an OpenAPI spec
• Update my application code to use Microsoft Graph JavaScript SDK

Presets

• Use preset configurations

Change settings

• Change console output to use icons
• Change logging level
• Clear the output
• Refresh local Microsoft Graph database

Common problems

• No random errors are thrown when using mocks
• No internet connection after using the proxy
• All requests fail with 429 responses
• All requests fail with gateway timeout
• Binary responses are not mocked
• No requests are intercepted from my .NET 4.8 app
• Options are not recognized
• The type initializer for 'Microsoft.Data.Sqlite.SqliteConnection' threw an exception
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