diff --git a/dotnet/Directory.Packages.props b/dotnet/Directory.Packages.props
index 0dd890948a..184af82c76 100644
--- a/dotnet/Directory.Packages.props
+++ b/dotnet/Directory.Packages.props
@@ -22,7 +22,7 @@
     <PackageVersion Include="Azure.AI.AgentServer.Core" Version="1.0.0-beta.22" />
     <PackageVersion Include="Azure.AI.AgentServer.Invocations" Version="1.0.0-beta.1" />
     <PackageVersion Include="Azure.AI.AgentServer.Responses" Version="1.0.0-beta.3" />
-    <PackageVersion Include="Azure.AI.Projects" Version="2.1.0-alpha.20260417.1" />
+    <PackageVersion Include="Azure.AI.Projects" Version="2.1.0-beta.1" />
     <PackageVersion Include="Azure.AI.Agents.Persistent" Version="1.2.0-beta.10" />
     <PackageVersion Include="Azure.AI.OpenAI" Version="2.9.0-beta.1" />
     <PackageVersion Include="Azure.Core" Version="1.53.0" />
@@ -193,4 +193,4 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
   </ItemGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/dotnet/nuget.config b/dotnet/nuget.config
index 2316305f8e..128d95e590 100644
--- a/dotnet/nuget.config
+++ b/dotnet/nuget.config
@@ -1,18 +1,12 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <configuration>
   <packageSources>
     <clear />
     <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
-    <add key="azure-sdk-dev" value="https://pkgs.dev.azure.com/azure-sdk/public/_packaging/azure-sdk-for-net/nuget/v3/index.json" />
   </packageSources>
   <packageSourceMapping>
     <packageSource key="nuget.org">
       <package pattern="*" />
     </packageSource>
-    <packageSource key="azure-sdk-dev">
-      <package pattern="Azure.AI.Projects*" />
-      <package pattern="Azure.AI.AgentServer*" />
-      <package pattern="Azure.AI.Extensions.OpenAI*" />
-    </packageSource>
   </packageSourceMapping>
-</configuration>
\ No newline at end of file
+</configuration>
diff --git a/dotnet/nuget/nuget-package.props b/dotnet/nuget/nuget-package.props
index 18b4b13247..d1a3d1056e 100644
--- a/dotnet/nuget/nuget-package.props
+++ b/dotnet/nuget/nuget-package.props
@@ -1,19 +1,21 @@
 <Project>
   <PropertyGroup>
     <!-- Central version prefix - applies to all nuget packages. -->
-    <VersionPrefix>0.0.1</VersionPrefix>
+    <VersionPrefix>1.1.0</VersionPrefix>
     <RCNumber>1</RCNumber>
-    <!-- Preview-only branch: all publishable packages ship as 0.0.1-preview.260417.2 regardless of IsReleaseCandidate/VersionSuffix. -->
-    <PackageVersion>$(VersionPrefix)-preview.260420.2</PackageVersion>
-    <GitTag>0.0.1</GitTag>
+    <PackageVersion Condition="'$(IsReleaseCandidate)' == 'true'">$(VersionPrefix)-rc$(RCNumber)</PackageVersion>
+    <PackageVersion Condition="'$(IsReleaseCandidate)' != 'true' AND '$(VersionSuffix)' != ''">$(VersionPrefix)-$(VersionSuffix).260410.1</PackageVersion>
+    <PackageVersion Condition="'$(IsReleaseCandidate)' != 'true' AND '$(VersionSuffix)' == ''">$(VersionPrefix)-preview.260410.1</PackageVersion>
+    <PackageVersion Condition="'$(IsReleased)' == 'true'">$(VersionPrefix)</PackageVersion>
+    <GitTag>1.1.0</GitTag>
 
     <Configurations>Debug;Release;Publish</Configurations>
-    <!-- Override the repo-wide IsPackable=false default from Directory.Build.props. Projects that want to stay non-packable (e.g. Mem0) set IsPackable=false AFTER importing this file. -->
     <IsPackable>true</IsPackable>
 
     <!-- Package validation. Baseline Version should be the latest version available on NuGet. -->
     <PackageValidationBaselineVersion>1.0.0</PackageValidationBaselineVersion>
-    <!-- Preview-only branch: package validation disabled entirely. -->
+    <!-- Enable validation for GA packages -->
+    <EnablePackageValidation Condition="'$(IsReleased)' == 'true'">true</EnablePackageValidation>
     <!-- Validate assembly attributes only for Publish builds -->
     <NoWarn Condition="'$(Configuration)' != 'Publish'">$(NoWarn);CP0003</NoWarn>
     <!-- Do not validate reference assemblies -->
@@ -27,7 +29,8 @@
 
     <!-- Report low, moderate, high and critical advisories -->
     <NuGetAuditLevel>low</NuGetAuditLevel>
-    
+
+
     <!-- Default description and tags. Packages can override. -->
     <Authors>Microsoft</Authors>
     <Company>Microsoft</Company>
@@ -68,7 +71,7 @@
     <None Include="$(RepoRoot)/dotnet/nuget/NUGET.md" Link="NUGET.md" Pack="true" PackagePath="." />
   </ItemGroup>
 
-  <PropertyGroup Condition=" '$(Configuration)' == 'Release' AND '$(IsPackable)' == 'true' ">
+  <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
   </PropertyGroup>
 </Project>