Azure

Azure Terraform Resources

Cost estimation reference for 15 Azure resources supported by C3X. Each page covers pricing dimensions, Terraform examples, and optimization tips.

Compute

azurerm_linux_virtual_machine

A Linux VM on Azure. Priced per hour by VM size, region, and license. Managed disks and bandwidth billed separately.

Azure Virtual Machines
azurerm_service_plan

A compute plan for web apps, API apps, and function apps. Priced per hour by SKU and number of instances.

Azure App Service

Containers

azurerm_container_registry

A managed Docker container registry. Three tiers (Basic, Standard, Premium) with different per-day rates and included storage.

Azure Container Registry
azurerm_kubernetes_cluster

A managed Kubernetes cluster on AKS. Control plane is free in Standard tier; you pay for the underlying node VMs and disks.

Azure Kubernetes Service

Database

azurerm_cosmosdb_account

A globally-distributed multi-model database. Priced by Request Units (RU/s) and storage, with provisioned and serverless options.

Azure Cosmos DB
azurerm_postgresql_flexible_server

A managed PostgreSQL server. Priced by compute SKU, storage size, and high-availability mode.

Azure Database for PostgreSQL
azurerm_redis_cache

A managed Redis cache. Priced per hour by tier (Basic, Standard, Premium, Enterprise) and cache size.

Azure Cache for Redis

Messaging

azurerm_eventhub_namespace

A Kafka-compatible event streaming platform. Tier-based pricing (Basic, Standard, Premium, Dedicated) with throughput units or processing units.

Azure Event Hubs

Networking

azurerm_application_gateway

A Layer 7 load balancer with WAF support. Priced by gateway hours, capacity units, and optional WAF tier.

Azure Application Gateway

Observability

azurerm_application_insights

Application performance monitoring. Bills through a linked Log Analytics workspace by GB ingested. Free tier covers 5 GB/month.

Azure Application Insights
azurerm_log_analytics_workspace

A workspace for ingesting, storing, and querying logs. Pay-As-You-Go by GB ingested, with optional Commitment Tiers for discounts.

Azure Monitor Logs

Security

azurerm_key_vault

A managed secret, key, and certificate store. Two tiers: Standard (pay-per-operation) and Premium (HSM-backed keys, higher rate).

Azure Key Vault

Serverless

azurerm_linux_function_app

A serverless function app. Three hosting plans with different cost models: Consumption (per-execution), Premium (always-warm), or App Service Plan (fixed).

Azure Functions

Storage

azurerm_managed_disk

A block storage disk for Azure VMs. Priced by disk type and tier (per-disk for Premium SSD, per-GB for Standard).

Azure Managed Disks
azurerm_storage_account

A storage account for Blob, File, Queue, and Table services. Priced by service type, redundancy, access tier, and operations.

Azure Storage