diff --git a/examples/grpc/chat/client/simplechatengine.cpp b/examples/grpc/chat/client/simplechatengine.cpp
index 0e602cbf..abc20d84 100644
--- a/examples/grpc/chat/client/simplechatengine.cpp
+++ b/examples/grpc/chat/client/simplechatengine.cpp
@@ -5,7 +5,6 @@
 #include "simplechatengine.h"
 
 #include <QGrpcHttp2Channel>
-#include <QGrpcUserPasswordCredentials>
 
 #include <QDebug>
 #include <QFile>
diff --git a/src/grpc/CMakeLists.txt b/src/grpc/CMakeLists.txt
index 0b7fd3e1..99481513 100644
--- a/src/grpc/CMakeLists.txt
+++ b/src/grpc/CMakeLists.txt
@@ -14,6 +14,7 @@ qt_internal_add_module(Grpc
         qgrpcuserpasswordcredentials.h qgrpcuserpasswordcredentials.cpp
         qgrpccalloptions.h qgrpccalloptions.cpp
         qgrpcchanneloptions.h qgrpcchanneloptions.cpp
+        qgrpcmetadata.h
         qtgrpcglobal.h qtgrpcglobal_p.h  qtgrpcglobal.cpp
     GENERATE_CPP_EXPORTS
     LIBRARIES
diff --git a/src/grpc/qgrpccalloptions.cpp b/src/grpc/qgrpccalloptions.cpp
index d55f3e2d..5eae93fc 100644
--- a/src/grpc/qgrpccalloptions.cpp
+++ b/src/grpc/qgrpccalloptions.cpp
@@ -27,6 +27,7 @@ public:
     std::optional<std::chrono::milliseconds> deadline;
     std::shared_ptr<QGrpcCallCredentials> credentials;
     std::optional<qint64> maxRetryAttempts;
+    QGrpcMetadata metadata;
 };
 
 /*!
@@ -87,6 +88,15 @@ QGrpcCallOptions &QGrpcCallOptions::withMaxRetryAttempts(qint64 maxRetryAttempts
     return *this;
 }
 
+/*!
+    Sets \a metadata for a call and returns updated QGrpcCallOptions object.
+*/
+QGrpcCallOptions &QGrpcCallOptions::withMetadata(const QGrpcMetadata &metadata)
+{
+    dPtr->metadata = metadata;
+    return *this;
+}
+
 /*!
     Returns deadline value for a call.
 
@@ -117,4 +127,14 @@ std::optional<qint64> QGrpcCallOptions::maxRetryAttempts() const
     return dPtr->maxRetryAttempts;
 }
 
+/*!
+    Returns metadata used for a call.
+
+    If value was not set returns empty QGrpcMetadata.
+*/
+QGrpcMetadata QGrpcCallOptions::metadata() const
+{
+    return dPtr->metadata;
+}
+
 QT_END_NAMESPACE
diff --git a/src/grpc/qgrpccalloptions.h b/src/grpc/qgrpccalloptions.h
index a6488526..21552303 100644
--- a/src/grpc/qgrpccalloptions.h
+++ b/src/grpc/qgrpccalloptions.h
@@ -6,6 +6,7 @@
 
 #include <QtCore/QUrl>
 #include <QtGrpc/QGrpcCallCredentials>
+#include <QtGrpc/qgrpcmetadata.h>
 #include <QtGrpc/qtgrpcglobal.h>
 
 #include <chrono>
@@ -28,10 +29,12 @@ public:
     QGrpcCallOptions &withDeadline(std::chrono::milliseconds deadline);
     QGrpcCallOptions &withCredentials(std::shared_ptr<QGrpcCallCredentials> credentials);
     QGrpcCallOptions &withMaxRetryAttempts(qint64 maxRetryAttempts);
+    QGrpcCallOptions &withMetadata(const QGrpcMetadata &metadata);
 
     std::optional<std::chrono::milliseconds> deadline() const;
     std::optional<QGrpcCredentialMap> credentials() const;
     std::optional<qint64> maxRetryAttempts() const;
+    QGrpcMetadata metadata() const;
 
 private:
     std::unique_ptr<QGrpcCallOptionsPrivate> dPtr;
diff --git a/src/grpc/qgrpcchanneloptions.cpp b/src/grpc/qgrpcchanneloptions.cpp
index 55bf35c2..abcf7bdd 100644
--- a/src/grpc/qgrpcchanneloptions.cpp
+++ b/src/grpc/qgrpcchanneloptions.cpp
@@ -27,6 +27,7 @@ public:
     std::optional<std::chrono::milliseconds> deadline;
     std::shared_ptr<QGrpcChannelCredentials> credentials;
     std::optional<QStringList> credentialList;
+    QGrpcMetadata metadata;
 #if QT_CONFIG(ssl)
     std::optional<QSslConfiguration> sslConfiguration;
 #endif
@@ -100,6 +101,15 @@ QGrpcChannelOptions &QGrpcChannelOptions::withCredentialList(const QStringList &
     return *this;
 }
 
+/*!
+    Sets \a metadata for a call and returns updated QGrpcCallOptions object.
+*/
+QGrpcChannelOptions &QGrpcChannelOptions::withMetadata(const QGrpcMetadata &metadata)
+{
+    dPtr->metadata = metadata;
+    return *this;
+}
+
 /*!
     Returns deadline value for every call on the channel.
 
@@ -140,6 +150,16 @@ std::optional<QStringList> QGrpcChannelOptions::credentialList() const
 }
 
 #if QT_CONFIG(ssl)
+/*!
+    Returns metadata used for a call.
+
+    If value was not set returns empty QGrpcMetadata.
+*/
+QGrpcMetadata QGrpcChannelOptions::metadata() const
+{
+    return dPtr->metadata;
+}
+
 /*!
     Sets SSL configuration with \a sslConfiguration and returns updated QGrpcChannelOptions object.
 */
diff --git a/src/grpc/qgrpcchanneloptions.h b/src/grpc/qgrpcchanneloptions.h
index 472eefde..341357c5 100644
--- a/src/grpc/qgrpcchanneloptions.h
+++ b/src/grpc/qgrpcchanneloptions.h
@@ -6,6 +6,7 @@
 
 #include <QtCore/QUrl>
 #include <QtGrpc/QGrpcChannelCredentials>
+#include <QtGrpc/qgrpcmetadata.h>
 #include <QtGrpc/qtgrpcglobal.h>
 
 #if QT_CONFIG(ssl)
@@ -34,11 +35,13 @@ public:
     QGrpcChannelOptions &withDeadline(std::chrono::milliseconds deadline);
     QGrpcChannelOptions &withCredentials(std::shared_ptr<QGrpcChannelCredentials> credentials);
     QGrpcChannelOptions &withCredentialList(const QStringList &credentialList);
+    QGrpcChannelOptions &withMetadata(const QGrpcMetadata &metadata);
 
     QUrl host() const;
     std::optional<std::chrono::milliseconds> deadline() const;
     std::optional<QGrpcCredentialMap> credentials() const;
     std::optional<QStringList> credentialList() const;
+    QGrpcMetadata metadata() const;
 
 #if QT_CONFIG(ssl)
     QGrpcChannelOptions &withSslConfiguration(const QSslConfiguration &sslConfiguration);
diff --git a/src/grpc/qgrpchttp2channel.cpp b/src/grpc/qgrpchttp2channel.cpp
index 83f4b9f8..6b5b771d 100644
--- a/src/grpc/qgrpchttp2channel.cpp
+++ b/src/grpc/qgrpchttp2channel.cpp
@@ -86,6 +86,19 @@ constexpr char GrpcStatusHeader[] = "grpc-status";
 constexpr char GrpcStatusMessageHeader[] = "grpc-message";
 constexpr qsizetype GrpcMessageSizeHeaderSize = 5;
 
+static void addMetadataToRequest(QNetworkRequest *request, const QGrpcMetadata &channelMetadata,
+                                 const QGrpcMetadata &callMetadata)
+{
+    auto iterateMetadata = [&request](const auto &metadata) {
+        for (const auto &[key, value] : std::as_const(metadata)) {
+            request->setRawHeader(key, value);
+        }
+    };
+
+    iterateMetadata(channelMetadata);
+    iterateMetadata(callMetadata);
+}
+
 struct QGrpcHttp2ChannelPrivate
 {
     struct ExpectedData
@@ -121,6 +134,8 @@ struct QGrpcHttp2ChannelPrivate
             for (const auto &[key, value] : credentials->toStdMap())
                 request.setRawHeader(key, value.toString().toUtf8());
         }
+        addMetadataToRequest(&request, channelOptions.metadata(), callOptions.metadata());
+
         request.setAttribute(QNetworkRequest::Http2DirectAttribute, true);
 
         QByteArray msg(GrpcMessageSizeHeaderSize, '\0');
diff --git a/src/grpc/qgrpcmetadata.h b/src/grpc/qgrpcmetadata.h
new file mode 100644
index 00000000..b1a99efe
--- /dev/null
+++ b/src/grpc/qgrpcmetadata.h
@@ -0,0 +1,17 @@
+// Copyright (C) 2023 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+#ifndef QGRPCMETADATA_H
+#define QGRPCMETADATA_H
+
+#include <QtGrpc/qtgrpcglobal.h>
+
+#include <unordered_map>
+
+QT_BEGIN_NAMESPACE
+
+using QGrpcMetadata = std::unordered_multimap<QByteArray, QByteArray>;
+
+QT_END_NAMESPACE
+
+#endif // QGRPCMETADATA_H