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Align the 2026-07-28 wire with spec PR #3002 and SEP-2575 HTTP statuses (#1752)

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Co-authored-by: Stephen Halter <halter73@gmail.com>
Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>
Co-authored-by: tarekgh <tarek.mahmoud.sayed@gmail.com>
This commit is contained in:
Paul Carleton 2026-07-28 00:08:03 +01:00 • committed by GitHub
commit 26f60ab7f4
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1 changed files with 894 additions and 101 deletions
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12
src/ModelContextProtocol.Core/Client/McpClient.Methods.cs
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@ -733,6 +733,12 @@ public abstract partial class McpClient : McpSession
/// For a simpler API that handles both subscription and notification registration in a single call,
/// use <see cref="SubscribeToResourceAsync(Uri, Func{ResourceUpdatedNotificationParams, CancellationToken, ValueTask}, RequestOptions?, CancellationToken)"/>.
/// </para>
/// <para>
/// The 2026-07-28 protocol revision (SEP-2575) removed <c>resources/subscribe</c> in favor of
/// <see cref="RequestMethods.SubscriptionsListen"/> with <c>resourceSubscriptions</c>. On a session that
/// negotiated that revision or later, this method throws an <see cref="McpException"/> with
/// <see cref="McpErrorCode.MethodNotFound"/>.
/// </para>
/// </remarks>
public Task SubscribeToResourceAsync(
SubscribeRequestParams requestParams,
@ -931,6 +937,12 @@ public abstract partial class McpClient : McpSession
/// <returns>The result of the request.</returns>
/// <exception cref="ArgumentNullException"><paramref name="requestParams"/> is <see langword="null"/>.</exception>
/// <exception cref="McpException">The request failed or the server returned an error response.</exception>
/// <remarks>
/// The 2026-07-28 protocol revision (SEP-2575) removed <c>resources/unsubscribe</c> in favor of
/// <see cref="RequestMethods.SubscriptionsListen"/> with <c>resourceSubscriptions</c>. On a session that
/// negotiated that revision or later, this method throws an <see cref="McpException"/> with
/// <see cref="McpErrorCode.MethodNotFound"/>.
/// </remarks>
public Task UnsubscribeFromResourceAsync(
UnsubscribeRequestParams requestParams,
CancellationToken cancellationToken = default)