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Protocol types, messages, events, capabilities, tools, and JSON serialization for AG-UI .NET applications.

Published
Jul 15, 2026
3mo ago
Total Downloads
356.9K
356,893

Install

dotnet add package AGUI.Abstractions --version 0.0.3-canary.signing-canary
ProductVersions
.NET
net10.0net8.0net9.0
.NET Standard
netstandard2.0
Other
.NETFramework4.7.2

README

AG-UI .NET SDK

AG-UI (Agent User Interaction Protocol) standardizes streaming communication between AI agents and user interfaces. The .NET SDK provides protocol types, wire formatters, protobuf support, an HTTP client, and a framework-agnostic server adapter built around Microsoft.Extensions.AI.

Packages

  • AGUI.Abstractions — protocol events, messages, tools, capabilities, and JSON serialization.
  • AGUI.Formatting — event stream formatter abstractions and Server-Sent Events support.
  • AGUI.Protobuf — protobuf codec and binary event stream formatting.
  • AGUI.Client — AG-UI HTTP client and IChatClient integration.
  • AGUI.Server — server-side adapter from ChatResponseUpdate streams to AG-UI events.

For documentation, samples, and source, see https://github.com/ag-ui-protocol/ag-ui.

Changes from Previous Version

No structural changes between v0.0.2 and v0.0.3-canary.signing-canary.

Adoption Assessment

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

This version is marked prerelease. Validate its API and upgrade path before production use.Compatibility metadata lists 5 target frameworks; confirm the exact target used by your application.

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