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Release v2.0.0-rc.1 (#1738)

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README.md
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# MCP C# SDK
[![NuGet version](https://img.shields.io/nuget/v/ModelContextProtocol.svg)](https://www.nuget.org/packages/ModelContextProtocol)
[![NuGet version](https://img.shields.io/nuget/vpre/ModelContextProtocol.svg)](https://www.nuget.org/packages/ModelContextProtocol)
The official C# SDK for the [Model Context Protocol](https://modelcontextprotocol.io/), enabling .NET applications, services, and libraries to implement and interact with MCP clients and servers. Please visit the [API documentation](https://csharp.sdk.modelcontextprotocol.io/api/ModelContextProtocol.html) for more details on available functionality.
@ -8,15 +8,15 @@ The official C# SDK for the [Model Context Protocol](https://modelcontextprotoco
The SDK packages are:
- **[ModelContextProtocol.Core](https://www.nuget.org/packages/ModelContextProtocol.Core)** [![NuGet version](https://img.shields.io/nuget/v/ModelContextProtocol.Core.svg)](https://www.nuget.org/packages/ModelContextProtocol.Core) - For projects that only need to use the client or low-level server APIs and want the minimum number of dependencies.
- **[ModelContextProtocol.Core](https://www.nuget.org/packages/ModelContextProtocol.Core)** [![NuGet version](https://img.shields.io/nuget/vpre/ModelContextProtocol.Core.svg)](https://www.nuget.org/packages/ModelContextProtocol.Core) - For projects that only need to use the client or low-level server APIs and want the minimum number of dependencies.
- **[ModelContextProtocol](https://www.nuget.org/packages/ModelContextProtocol)** [![NuGet version](https://img.shields.io/nuget/v/ModelContextProtocol.svg)](https://www.nuget.org/packages/ModelContextProtocol) - The main package with hosting and dependency injection extensions. References `ModelContextProtocol.Core`. This is the right fit for most projects that don't need HTTP server capabilities.
- **[ModelContextProtocol](https://www.nuget.org/packages/ModelContextProtocol)** [![NuGet version](https://img.shields.io/nuget/vpre/ModelContextProtocol.svg)](https://www.nuget.org/packages/ModelContextProtocol) - The main package with hosting and dependency injection extensions. References `ModelContextProtocol.Core`. This is the right fit for most projects that don't need HTTP server capabilities.
- **[ModelContextProtocol.AspNetCore](https://www.nuget.org/packages/ModelContextProtocol.AspNetCore)** [![NuGet version](https://img.shields.io/nuget/v/ModelContextProtocol.AspNetCore.svg)](https://www.nuget.org/packages/ModelContextProtocol.AspNetCore) - The library for HTTP-based MCP servers. References `ModelContextProtocol`.
- **[ModelContextProtocol.AspNetCore](https://www.nuget.org/packages/ModelContextProtocol.AspNetCore)** [![NuGet version](https://img.shields.io/nuget/vpre/ModelContextProtocol.AspNetCore.svg)](https://www.nuget.org/packages/ModelContextProtocol.AspNetCore) - The library for HTTP-based MCP servers. References `ModelContextProtocol`.
- **[ModelContextProtocol.Extensions.Apps](https://www.nuget.org/packages/ModelContextProtocol.Extensions.Apps)** [![NuGet version](https://img.shields.io/nuget/v/ModelContextProtocol.Extensions.Apps.svg)](https://www.nuget.org/packages/ModelContextProtocol.Extensions.Apps) - MCP Apps extension for building interactive UI applications that render inside MCP hosts.
- **[ModelContextProtocol.Extensions.Apps](https://www.nuget.org/packages/ModelContextProtocol.Extensions.Apps)** [![NuGet version](https://img.shields.io/nuget/vpre/ModelContextProtocol.Extensions.Apps.svg)](https://www.nuget.org/packages/ModelContextProtocol.Extensions.Apps) - MCP Apps extension for building interactive UI applications that render inside MCP hosts.
- **[ModelContextProtocol.Extensions.Tasks](https://www.nuget.org/packages/ModelContextProtocol.Extensions.Tasks)** [![NuGet version](https://img.shields.io/nuget/v/ModelContextProtocol.Extensions.Tasks.svg)](https://www.nuget.org/packages/ModelContextProtocol.Extensions.Tasks) - MCP Tasks extension for running long-running tool invocations asynchronously with status polling and input requests.
- **[ModelContextProtocol.Extensions.Tasks](https://www.nuget.org/packages/ModelContextProtocol.Extensions.Tasks)** [![NuGet version](https://img.shields.io/nuget/vpre/ModelContextProtocol.Extensions.Tasks.svg)](https://www.nuget.org/packages/ModelContextProtocol.Extensions.Tasks) - MCP Tasks extension for running long-running tool invocations asynchronously with status polling and input requests.
## Getting Started

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<RepositoryUrl>https://github.com/modelcontextprotocol/csharp-sdk</RepositoryUrl>
<RepositoryType>git</RepositoryType>
<VersionPrefix>2.0.0</VersionPrefix>
<VersionSuffix>preview.3</VersionSuffix>
<VersionSuffix>rc.1</VersionSuffix>
<Authors>ModelContextProtocol</Authors>
<Copyright>© Model Context Protocol a Series of LF Projects, LLC.</Copyright>
<PackageTags>ModelContextProtocol;mcp;ai;llm</PackageTags>

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The official C# SDK for the [Model Context Protocol](https://modelcontextprotocol.io/), enabling .NET applications, services, and libraries to implement and interact with MCP clients and servers. Please visit the [API documentation](https://csharp.sdk.modelcontextprotocol.io/api/ModelContextProtocol.html) for more details on available functionality.
See the [release notes](https://github.com/modelcontextprotocol/csharp-sdk/releases/tag/v2.0.0-preview.3) for what's new in this version.
See the [release notes](https://github.com/modelcontextprotocol/csharp-sdk/releases/tag/v2.0.0-rc.1) for what's new in this version.
## Packages