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net10.0net8.0

Microsoft Orleans clustering provider backed by Azure Cosmos DB

Published
Jun 12, 2026
4mo ago
Total Downloads
331.8K
331,838

Install

dotnet add package Microsoft.Orleans.Clustering.Cosmos --version 10.2.0
ProductVersions
.NET
net10.0net8.0

README

Microsoft Orleans Clustering for Azure Cosmos DB

Introduction

Microsoft Orleans Clustering for Azure Cosmos DB provides cluster membership functionality for Microsoft Orleans using Azure Cosmos DB. This allows Orleans silos to coordinate and form a cluster using Azure Cosmos DB as the backing store.

Getting Started

To use this package, install it via NuGet:

dotnet add package Microsoft.Orleans.Clustering.Cosmos

Example - Configuring Azure Cosmos DB Membership

using Microsoft.Extensions.Hosting;
using Orleans.Hosting;

var builder = Host.CreateApplicationBuilder(args)
    .UseOrleans(siloBuilder =>
    {
        siloBuilder
            .UseCosmosClustering(options =>
            {
                options.AccountEndpoint = "https://YOUR_COSMOS_ENDPOINT";
                options.AccountKey = "YOUR_COSMOS_KEY";
                options.DB = "YOUR_DATABASE_NAME";
                options.CanCreateResources = true;
            });
    });

// Run the host
await builder.RunAsync();

Documentation

For more comprehensive documentation, please refer to:

Feedback & Contributing

Changes from Previous Version

No structural changes between v10.1.1-preview.1 and v10.2.0.

Adoption Assessment

A verified publisher signal is available. Assess fit from the package's supported frameworks, license and dependency graph rather than popularity alone.

Compatibility metadata lists 2 target frameworks; confirm the exact target used by your application.The published metadata declares 59 direct dependency entries across framework groups. Inspect the resolved dependency graph for your target framework.

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