diff --git a/MODULE.bazel b/MODULE.bazel
index 525ed5a16e9db..45b588ed6f07a 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -52,7 +52,7 @@ python.toolchain(
     python_version = "3.11",
 )
 
-bazel_dep(name = "grpc", version = "1.81.0")
+bazel_dep(name = "grpc", version = "1.81.1")
 bazel_dep(name = "googleapis", version = "0.0.0-20260525-ef19b7b7")
 bazel_dep(name = "googleapis-cc", version = "1.1.5")
 bazel_dep(name = "googleapis-grpc-cc", version = "1.1.5")
diff --git a/bazel/workspace0.bzl b/bazel/workspace0.bzl
index 16cc20401358f..1514b3cf6a9d4 100644
--- a/bazel/workspace0.bzl
+++ b/bazel/workspace0.bzl
@@ -209,14 +209,14 @@ def gl_cpp_workspace0(name = None):
         http_archive,
         name = "grpc",
         urls = [
-            "https://github.com/grpc/grpc/archive/v1.74.1.tar.gz",
+            "https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz",
         ],
         repo_mapping = {
             "@com_google_absl": "@abseil-cpp",
             "@com_github_grpc_grpc": "@grpc",
         },
-        sha256 = "7bf97c11cf3808d650a3a025bbf9c5f922c844a590826285067765dfd055d228",
-        strip_prefix = "grpc-1.74.1",
+        sha256 = "7c91601663de3363887c57df1a4806f6f0cd2c7c4e6b208aca398496d014f7ee",
+        strip_prefix = "grpc-1.82.0-pre1",
     )
 
     native.bind(
diff --git a/ci/cloudbuild/dockerfiles/demo-debian-bookworm.Dockerfile b/ci/cloudbuild/dockerfiles/demo-debian-bookworm.Dockerfile
index cde37efe5c2a3..35a7259ec3cf3 100644
--- a/ci/cloudbuild/dockerfiles/demo-debian-bookworm.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-debian-bookworm.Dockerfile
@@ -142,7 +142,7 @@ RUN curl -fsSL https://github.com/google/re2/archive/2025-07-22.tar.gz | \
 
 # ```bash
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Debug \
diff --git a/ci/cloudbuild/dockerfiles/demo-debian-bullseye.Dockerfile b/ci/cloudbuild/dockerfiles/demo-debian-bullseye.Dockerfile
index fd8374c46a196..4435d8b2dc079 100644
--- a/ci/cloudbuild/dockerfiles/demo-debian-bullseye.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-debian-bullseye.Dockerfile
@@ -104,7 +104,7 @@ RUN curl -fsSL https://github.com/google/re2/archive/2025-07-22.tar.gz | \
 
 # ```bash
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Debug \
diff --git a/ci/cloudbuild/dockerfiles/demo-fedora.Dockerfile b/ci/cloudbuild/dockerfiles/demo-fedora.Dockerfile
index 7b6e8e5ae7514..2b92c02e05284 100644
--- a/ci/cloudbuild/dockerfiles/demo-fedora.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-fedora.Dockerfile
@@ -104,7 +104,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
 # ```bash
 WORKDIR /var/tmp/build/grpc
 RUN dnf makecache && dnf install -y c-ares-devel re2-devel
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
       -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/demo-opensuse-leap.Dockerfile b/ci/cloudbuild/dockerfiles/demo-opensuse-leap.Dockerfile
index 63424cd2a9641..210a122318e43 100644
--- a/ci/cloudbuild/dockerfiles/demo-opensuse-leap.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-opensuse-leap.Dockerfile
@@ -141,7 +141,7 @@ RUN curl -fsSL https://github.com/google/re2/archive/2025-07-22.tar.gz | \
 
 # ```bash
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Debug \
diff --git a/ci/cloudbuild/dockerfiles/demo-rockylinux-9.Dockerfile b/ci/cloudbuild/dockerfiles/demo-rockylinux-9.Dockerfile
index fd86adbf31bf5..0e5be6b6379c7 100644
--- a/ci/cloudbuild/dockerfiles/demo-rockylinux-9.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-rockylinux-9.Dockerfile
@@ -135,7 +135,7 @@ RUN curl -fsSL https://github.com/google/re2/archive/2025-07-22.tar.gz | \
 
 # ```bash
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_CXX_STANDARD=17 \
diff --git a/ci/cloudbuild/dockerfiles/demo-ubuntu-24.04.Dockerfile b/ci/cloudbuild/dockerfiles/demo-ubuntu-24.04.Dockerfile
index dd1454b95d374..a9c467776e2c8 100644
--- a/ci/cloudbuild/dockerfiles/demo-ubuntu-24.04.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-ubuntu-24.04.Dockerfile
@@ -142,7 +142,7 @@ RUN curl -fsSL https://github.com/google/re2/archive/2025-07-22.tar.gz | \
 
 # ```bash
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Debug \
diff --git a/ci/cloudbuild/dockerfiles/demo-ubuntu-jammy.Dockerfile b/ci/cloudbuild/dockerfiles/demo-ubuntu-jammy.Dockerfile
index 0405e4cc416d1..e1f85e23deee5 100644
--- a/ci/cloudbuild/dockerfiles/demo-ubuntu-jammy.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/demo-ubuntu-jammy.Dockerfile
@@ -73,7 +73,7 @@ RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v33.1.tar.gz
 
 # ```bash
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Debug \
diff --git a/ci/cloudbuild/dockerfiles/fedora-cmake-quickstart.Dockerfile b/ci/cloudbuild/dockerfiles/fedora-cmake-quickstart.Dockerfile
index 936e1840a2e9f..ccd5dd30e1330 100644
--- a/ci/cloudbuild/dockerfiles/fedora-cmake-quickstart.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/fedora-cmake-quickstart.Dockerfile
@@ -162,7 +162,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
 # double free issue in order to reduce flakes.
 WORKDIR /var/tmp/build/grpc
 RUN dnf makecache && dnf install -y c-ares-devel re2-devel
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
       -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/fedora-latest-cmake.Dockerfile b/ci/cloudbuild/dockerfiles/fedora-latest-cmake.Dockerfile
index 822c52ae1220c..1456a617bc645 100644
--- a/ci/cloudbuild/dockerfiles/fedora-latest-cmake.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/fedora-latest-cmake.Dockerfile
@@ -160,7 +160,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
 
 WORKDIR /var/tmp/build/grpc
 RUN dnf makecache && dnf install -y c-ares-devel re2-devel
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.81.0.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
       -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/fedora-latest-cxx20.Dockerfile b/ci/cloudbuild/dockerfiles/fedora-latest-cxx20.Dockerfile
index a761a28812c02..edd12fcaa8082 100644
--- a/ci/cloudbuild/dockerfiles/fedora-latest-cxx20.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/fedora-latest-cxx20.Dockerfile
@@ -157,7 +157,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
 
 WORKDIR /var/tmp/build/grpc
 RUN dnf makecache && dnf install -y c-ares-devel re2-devel
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.81.0.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_CXX_STANDARD=20 \
diff --git a/ci/cloudbuild/dockerfiles/fedora-latest-publish-docs.Dockerfile b/ci/cloudbuild/dockerfiles/fedora-latest-publish-docs.Dockerfile
index 93e626baa38f6..70c03035f0328 100644
--- a/ci/cloudbuild/dockerfiles/fedora-latest-publish-docs.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/fedora-latest-publish-docs.Dockerfile
@@ -102,7 +102,7 @@ RUN curl -fsSL https://github.com/protocolbuffers/protobuf/archive/v33.1.tar.gz
 
 WORKDIR /var/tmp/build/grpc
 RUN dnf makecache && dnf install -y c-ares-devel re2-devel
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.81.0.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
       -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/gcc-oldest.Dockerfile b/ci/cloudbuild/dockerfiles/gcc-oldest.Dockerfile
index 6c5ab7170db35..ae48344db7c92 100644
--- a/ci/cloudbuild/dockerfiles/gcc-oldest.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/gcc-oldest.Dockerfile
@@ -117,7 +117,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
     ldconfig && cd /var/tmp && rm -fr build
 
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.81.0.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/ubuntu-20.04-install.Dockerfile b/ci/cloudbuild/dockerfiles/ubuntu-20.04-install.Dockerfile
index eda8906b25373..a8d3d4b1bead8 100644
--- a/ci/cloudbuild/dockerfiles/ubuntu-20.04-install.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/ubuntu-20.04-install.Dockerfile
@@ -163,7 +163,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
     ldconfig && cd /var/tmp && rm -fr build
 
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.81.0.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/ci/cloudbuild/dockerfiles/ubuntu-22.04-install.Dockerfile b/ci/cloudbuild/dockerfiles/ubuntu-22.04-install.Dockerfile
index 9baba09c31253..8ffc0f7eb3ff5 100644
--- a/ci/cloudbuild/dockerfiles/ubuntu-22.04-install.Dockerfile
+++ b/ci/cloudbuild/dockerfiles/ubuntu-22.04-install.Dockerfile
@@ -162,7 +162,7 @@ RUN curl -fsSL https://github.com/open-telemetry/opentelemetry-cpp/archive/v1.24
     ldconfig && cd /var/tmp && rm -fr build
 
 WORKDIR /var/tmp/build/grpc
-RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.81.0.tar.gz | \
+RUN curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Release \
diff --git a/doc/packaging.md b/doc/packaging.md
index 694e8c55d60cc..3c9f86693e5fb 100644
--- a/doc/packaging.md
+++ b/doc/packaging.md
@@ -317,7 +317,7 @@ sudo ldconfig
 ```bash
 mkdir -p $HOME/Downloads/grpc && cd $HOME/Downloads/grpc
 sudo dnf makecache && sudo dnf install -y c-ares-devel re2-devel
-curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
       -DCMAKE_BUILD_TYPE=Release \
@@ -487,7 +487,7 @@ sudo ldconfig
 
 ```bash
 mkdir -p $HOME/Downloads/grpc && cd $HOME/Downloads/grpc
-curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Debug \
@@ -658,7 +658,7 @@ sudo ldconfig
 
 ```bash
 mkdir -p $HOME/Downloads/grpc && cd $HOME/Downloads/grpc
-curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Debug \
@@ -761,7 +761,7 @@ Platform proto files. We install it using:
 
 ```bash
 mkdir -p $HOME/Downloads/grpc && cd $HOME/Downloads/grpc
-curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Debug \
@@ -973,7 +973,7 @@ sudo ldconfig
 
 ```bash
 mkdir -p $HOME/Downloads/grpc && cd $HOME/Downloads/grpc
-curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Debug \
@@ -1108,7 +1108,7 @@ sudo ldconfig
 
 ```bash
 mkdir -p $HOME/Downloads/grpc && cd $HOME/Downloads/grpc
-curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_BUILD_TYPE=Debug \
@@ -1291,7 +1291,7 @@ install it using:
 
 ```bash
 mkdir -p $HOME/Downloads/grpc && cd $HOME/Downloads/grpc
-curl -fsSL https://github.com/grpc/grpc/archive/v1.71.2.tar.gz | \
+curl -fsSL https://github.com/grpc/grpc/archive/v1.82.0-pre1.tar.gz | \
     tar -xzf - --strip-components=1 && \
     cmake \
         -DCMAKE_CXX_STANDARD=17 \