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Serverless Computing Platforms

Azure Functions

Microsoft · checked 7 Oct 2026

How it plugs in

—Public API
NoOpen source
NoFree tier

Signal on Serverless Computing Platforms4.0#19 of 19

Azure Functions home page

Pricing

  • Flex ConsumptionOn-demand and always-ready billing modes · Monthly free grant for executions and resource consumptionOn request
  • ConsumptionPer-second resource consumption billing · Monthly free grant for executions and resource consumptionOn request
  • PremiumPrewarmed workers · No execution charge · Virtual network accessOn request
  • DedicatedRuns in an App Service plan · Predictable scaling and costsOn request

As azure.microsoft.com lists them, checked 19 Sept 2026.