diff --git a/Cargo.lock b/Cargo.lock
index 09677284fe2..1835ed3a49c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -923,6 +923,12 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8fcfdc7a0362c9f4444381a9e697c79d435fe65b52a37466fc2c1184cee9edc6"
 
+[[package]]
+name = "fixedbitset"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
+
 [[package]]
 name = "flume"
 version = "0.11.0"
@@ -1642,6 +1648,12 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "multimap"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5ce46fe64a9d73be07dcbe690a38ce1b293be448fd8ce1e6c1b8062c9f72c6a"
+
 [[package]]
 name = "nom"
 version = "7.1.3"
@@ -1666,6 +1678,7 @@ dependencies = [
  "es-entity",
  "jsonwebtoken",
  "mongodb",
+ "prost 0.12.3",
  "rand",
  "reqwest",
  "serde",
@@ -1675,6 +1688,8 @@ dependencies = [
  "sqlx",
  "thiserror",
  "tokio",
+ "tonic 0.10.2",
+ "tonic-build",
  "tracing 0.1.0",
  "uuid",
 ]
@@ -1810,11 +1825,11 @@ dependencies = [
  "opentelemetry-semantic-conventions",
  "opentelemetry_api",
  "opentelemetry_sdk",
- "prost",
+ "prost 0.11.9",
  "reqwest",
  "thiserror",
  "tokio",
- "tonic",
+ "tonic 0.9.2",
 ]
 
 [[package]]
@@ -1825,8 +1840,8 @@ checksum = "b1e3f814aa9f8c905d0ee4bde026afd3b2577a97c10e1699912e3e44f0c4cbeb"
 dependencies = [
  "opentelemetry_api",
  "opentelemetry_sdk",
- "prost",
- "tonic",
+ "prost 0.11.9",
+ "tonic 0.9.2",
 ]
 
 [[package]]
@@ -1966,6 +1981,16 @@ dependencies = [
  "ucd-trie",
 ]
 
+[[package]]
+name = "petgraph"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e1d3afd2628e69da2be385eb6f2fd57c8ac7977ceeff6dc166ff1657b0e386a9"
+dependencies = [
+ "fixedbitset",
+ "indexmap 2.0.2",
+]
+
 [[package]]
 name = "pin-project"
 version = "1.1.3"
@@ -2037,6 +2062,16 @@ version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
+[[package]]
+name = "prettyplease"
+version = "0.2.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a41cf62165e97c7f814d2221421dbb9afcbcdb0a88068e5ea206e19951c2cbb5"
+dependencies = [
+ "proc-macro2",
+ "syn 2.0.48",
+]
+
 [[package]]
 name = "proc-macro-crate"
 version = "1.3.1"
@@ -2063,7 +2098,39 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b82eaa1d779e9a4bc1c3217db8ffbeabaae1dca241bf70183242128d48681cd"
 dependencies = [
  "bytes",
- "prost-derive",
+ "prost-derive 0.11.9",
+]
+
+[[package]]
+name = "prost"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "146c289cda302b98a28d40c8b3b90498d6e526dd24ac2ecea73e4e491685b94a"
+dependencies = [
+ "bytes",
+ "prost-derive 0.12.3",
+]
+
+[[package]]
+name = "prost-build"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c55e02e35260070b6f716a2423c2ff1c3bb1642ddca6f99e1f26d06268a0e2d2"
+dependencies = [
+ "bytes",
+ "heck",
+ "itertools 0.11.0",
+ "log",
+ "multimap",
+ "once_cell",
+ "petgraph",
+ "prettyplease",
+ "prost 0.12.3",
+ "prost-types",
+ "regex",
+ "syn 2.0.48",
+ "tempfile",
+ "which",
 ]
 
 [[package]]
@@ -2079,6 +2146,28 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "prost-derive"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "efb6c9a1dd1def8e2124d17e83a20af56f1570d6c2d2bd9e266ccb768df3840e"
+dependencies = [
+ "anyhow",
+ "itertools 0.11.0",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.48",
+]
+
+[[package]]
+name = "prost-types"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "193898f59edcf43c26227dcd4c8427f00d99d61e95dcde58dabd49fa291d470e"
+dependencies = [
+ "prost 0.12.3",
+]
+
 [[package]]
 name = "quick-error"
 version = "1.2.3"
@@ -3194,7 +3283,34 @@ dependencies = [
  "hyper-timeout",
  "percent-encoding",
  "pin-project",
- "prost",
+ "prost 0.11.9",
+ "tokio",
+ "tokio-stream",
+ "tower",
+ "tower-layer",
+ "tower-service",
+ "tracing 0.1.40",
+]
+
+[[package]]
+name = "tonic"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d560933a0de61cf715926b9cac824d4c883c2c43142f787595e48280c40a1d0e"
+dependencies = [
+ "async-stream",
+ "async-trait",
+ "axum",
+ "base64 0.21.5",
+ "bytes",
+ "h2",
+ "http",
+ "http-body",
+ "hyper",
+ "hyper-timeout",
+ "percent-encoding",
+ "pin-project",
+ "prost 0.12.3",
  "tokio",
  "tokio-stream",
  "tower",
@@ -3203,6 +3319,19 @@ dependencies = [
  "tracing 0.1.40",
 ]
 
+[[package]]
+name = "tonic-build"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d021fc044c18582b9a2408cd0dd05b1596e3ecdb5c4df822bb0183545683889"
+dependencies = [
+ "prettyplease",
+ "proc-macro2",
+ "prost-build",
+ "quote",
+ "syn 2.0.48",
+]
+
 [[package]]
 name = "tower"
 version = "0.4.13"
@@ -3664,6 +3793,18 @@ version = "0.25.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "14247bb57be4f377dfb94c72830b8ce8fc6beac03cf4bf7b9732eadd414123fc"
 
+[[package]]
+name = "which"
+version = "4.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87ba24419a2078cd2b0f2ede2691b6c66d8e47836da3b6db8265ebad47afbfc7"
+dependencies = [
+ "either",
+ "home",
+ "once_cell",
+ "rustix",
+]
+
 [[package]]
 name = "whoami"
 version = "1.4.1"
diff --git a/Cargo.toml b/Cargo.toml
index b19b8ae4419..d6d00d2554d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -38,3 +38,5 @@ opentelemetry = { version = "0.20.0", features = ["trace", "rt-tokio"]}
 opentelemetry-semantic-conventions = "0.12.0"
 opentelemetry-http = "0.9.0"
 http = "0.2.9"
+tonic = "0.10.2"
+prost = "0.12"
diff --git a/core/notifications/BUCK b/core/notifications/BUCK
index fe243964c0d..53d5b054b76 100644
--- a/core/notifications/BUCK
+++ b/core/notifications/BUCK
@@ -66,6 +66,9 @@ rust_library(
         "//third-party/rust:rand",
         "//third-party/rust:uuid",
         "//third-party/rust:serde_with",
+        "//third-party/rust:prost",
+        "//third-party/rust:tonic",
+        "//third-party/rust:tonic-build",
     ],
     srcs = glob([
       "src/**/*.rs",
@@ -75,7 +78,7 @@ rust_library(
     ]),
     env = {
         "CARGO_MANIFEST_DIR": ".",
-        "SQLX_OFFLINE": "true",
+        "SQLX_OFFLINE": "true"
     }
 )
 
diff --git a/core/notifications/Cargo.toml b/core/notifications/Cargo.toml
index b97ed2eb823..f98cf9fe528 100644
--- a/core/notifications/Cargo.toml
+++ b/core/notifications/Cargo.toml
@@ -37,3 +37,8 @@ mongodb = { workspace = true }
 rand = { workspace = true }
 uuid = { workspace = true }
 serde_with = { workspace = true }
+tonic = { workspace = true }
+prost = { workspace = true }
+
+[build-dependencies]
+tonic-build = { version = "0.10.2", features = ["prost"] }
diff --git a/core/notifications/build.rs b/core/notifications/build.rs
new file mode 100644
index 00000000000..2b6043a5e76
--- /dev/null
+++ b/core/notifications/build.rs
@@ -0,0 +1,7 @@
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    println!("cargo:rerun-if-changed=migrations");
+
+    // std::env::set_var("PROTOC", protobuf_src::protoc());
+    tonic_build::configure().compile(&["proto/notifications.proto"], &["proto"])?;
+    Ok(())
+}
diff --git a/core/notifications/proto/notifications.proto b/core/notifications/proto/notifications.proto
new file mode 100644
index 00000000000..4f49dc208ee
--- /dev/null
+++ b/core/notifications/proto/notifications.proto
@@ -0,0 +1,20 @@
+syntax = "proto3";
+
+package helloworld;
+
+// The greeting service definition.
+service Greeter {
+  // Sends a greeting
+  rpc SayHello (HelloRequest) returns (HelloReply) {}
+}
+
+// The request message containing the user's name.
+message HelloRequest {
+  string name = 1;
+}
+
+// The response message containing the greetings.
+message HelloReply {
+  string message = 1;
+}
+
diff --git a/core/notifications/src/lib.rs b/core/notifications/src/lib.rs
index a24ec76694c..a444acaf58b 100644
--- a/core/notifications/src/lib.rs
+++ b/core/notifications/src/lib.rs
@@ -8,3 +8,8 @@ mod primitives;
 
 pub mod cli;
 pub mod graphql;
+
+#[allow(clippy::all)]
+pub mod proto {
+    tonic::include_proto!("helloworld");
+}
diff --git a/flake.nix b/flake.nix
index 0da7bdda58a..92f6af05e0a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -71,6 +71,7 @@
           cargo-watch
           reindeer
           gitMinimal
+          protobuf
         ]
         ++ buck2NativeBuildInputs
         ++ lib.optionals pkgs.stdenv.isLinux [
diff --git a/third-party/rust/BUCK b/third-party/rust/BUCK
index de0470b96d0..1f57072f465 100644
--- a/third-party/rust/BUCK
+++ b/third-party/rust/BUCK
@@ -2108,6 +2108,23 @@ cargo.rust_library(
     visibility = [],
 )
 
+http_archive(
+    name = "fixedbitset-0.4.2.crate",
+    sha256 = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80",
+    strip_prefix = "fixedbitset-0.4.2",
+    urls = ["https://crates.io/api/v1/crates/fixedbitset/0.4.2/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "fixedbitset-0.4.2",
+    srcs = [":fixedbitset-0.4.2.crate"],
+    crate = "fixedbitset",
+    crate_root = "fixedbitset-0.4.2.crate/src/lib.rs",
+    edition = "2015",
+    visibility = [],
+)
+
 http_archive(
     name = "flume-0.11.0.crate",
     sha256 = "55ac459de2512911e4b674ce33cf20befaba382d05b62b008afc1c8b57cbf181",
@@ -3264,7 +3281,11 @@ cargo.rust_library(
     crate = "itertools",
     crate_root = "itertools-0.10.5.crate/src/lib.rs",
     edition = "2018",
-    features = ["use_alloc"],
+    features = [
+        "default",
+        "use_alloc",
+        "use_std",
+    ],
     visibility = [],
     deps = [":either-1.9.0"],
 )
@@ -3915,6 +3936,23 @@ cargo.rust_library(
     ],
 )
 
+http_archive(
+    name = "multimap-0.8.3.crate",
+    sha256 = "e5ce46fe64a9d73be07dcbe690a38ce1b293be448fd8ce1e6c1b8062c9f72c6a",
+    strip_prefix = "multimap-0.8.3",
+    urls = ["https://crates.io/api/v1/crates/multimap/0.8.3/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "multimap-0.8.3",
+    srcs = [":multimap-0.8.3.crate"],
+    crate = "multimap",
+    crate_root = "multimap-0.8.3.crate/src/lib.rs",
+    edition = "2015",
+    visibility = [],
+)
+
 http_archive(
     name = "nom-7.1.3.crate",
     sha256 = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a",
@@ -4771,6 +4809,27 @@ cargo.rust_library(
     ],
 )
 
+http_archive(
+    name = "petgraph-0.6.4.crate",
+    sha256 = "e1d3afd2628e69da2be385eb6f2fd57c8ac7977ceeff6dc166ff1657b0e386a9",
+    strip_prefix = "petgraph-0.6.4",
+    urls = ["https://crates.io/api/v1/crates/petgraph/0.6.4/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "petgraph-0.6.4",
+    srcs = [":petgraph-0.6.4.crate"],
+    crate = "petgraph",
+    crate_root = "petgraph-0.6.4.crate/src/lib.rs",
+    edition = "2018",
+    visibility = [],
+    deps = [
+        ":fixedbitset-0.4.2",
+        ":indexmap-2.0.2",
+    ],
+)
+
 http_archive(
     name = "pin-project-1.1.3.crate",
     sha256 = "fda4ed1c6c173e3fc7a83629421152e01d7b1f9b7f65fb301e490e8cfc656422",
@@ -4956,6 +5015,27 @@ cargo.rust_library(
     visibility = [],
 )
 
+http_archive(
+    name = "prettyplease-0.2.16.crate",
+    sha256 = "a41cf62165e97c7f814d2221421dbb9afcbcdb0a88068e5ea206e19951c2cbb5",
+    strip_prefix = "prettyplease-0.2.16",
+    urls = ["https://crates.io/api/v1/crates/prettyplease/0.2.16/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "prettyplease-0.2.16",
+    srcs = [":prettyplease-0.2.16.crate"],
+    crate = "prettyplease",
+    crate_root = "prettyplease-0.2.16.crate/src/lib.rs",
+    edition = "2021",
+    visibility = [],
+    deps = [
+        ":proc-macro2-1.0.76",
+        ":syn-2.0.48",
+    ],
+)
+
 http_archive(
     name = "proc-macro-crate-1.3.1.crate",
     sha256 = "7f4c021e1093a56626774e81216a4ce732a735e5bad4868a03f3ed65ca0c3919",
@@ -5024,6 +5104,38 @@ buildscript_run(
     version = "1.0.76",
 )
 
+alias(
+    name = "prost",
+    actual = ":prost-0.10.4",
+    visibility = ["PUBLIC"],
+)
+
+http_archive(
+    name = "prost-0.10.4.crate",
+    sha256 = "71adf41db68aa0daaefc69bb30bcd68ded9b9abaad5d1fbb6304c4fb390e083e",
+    strip_prefix = "prost-0.10.4",
+    urls = ["https://crates.io/api/v1/crates/prost/0.10.4/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "prost-0.10.4",
+    srcs = [":prost-0.10.4.crate"],
+    crate = "prost",
+    crate_root = "prost-0.10.4.crate/src/lib.rs",
+    edition = "2018",
+    features = [
+        "default",
+        "prost-derive",
+        "std",
+    ],
+    visibility = [],
+    deps = [
+        ":bytes-1.5.0",
+        ":prost-derive-0.10.1",
+    ],
+)
+
 http_archive(
     name = "prost-0.11.9.crate",
     sha256 = "0b82eaa1d779e9a4bc1c3217db8ffbeabaae1dca241bf70183242128d48681cd",
@@ -5050,6 +5162,95 @@ cargo.rust_library(
     ],
 )
 
+http_archive(
+    name = "prost-0.12.3.crate",
+    sha256 = "146c289cda302b98a28d40c8b3b90498d6e526dd24ac2ecea73e4e491685b94a",
+    strip_prefix = "prost-0.12.3",
+    urls = ["https://crates.io/api/v1/crates/prost/0.12.3/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "prost-0.12.3",
+    srcs = [":prost-0.12.3.crate"],
+    crate = "prost",
+    crate_root = "prost-0.12.3.crate/src/lib.rs",
+    edition = "2021",
+    features = [
+        "prost-derive",
+        "std",
+    ],
+    visibility = [],
+    deps = [
+        ":bytes-1.5.0",
+        ":prost-derive-0.12.3",
+    ],
+)
+
+http_archive(
+    name = "prost-build-0.12.3.crate",
+    sha256 = "c55e02e35260070b6f716a2423c2ff1c3bb1642ddca6f99e1f26d06268a0e2d2",
+    strip_prefix = "prost-build-0.12.3",
+    urls = ["https://crates.io/api/v1/crates/prost-build/0.12.3/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "prost-build-0.12.3",
+    srcs = [":prost-build-0.12.3.crate"],
+    crate = "prost_build",
+    crate_root = "prost-build-0.12.3.crate/src/lib.rs",
+    edition = "2021",
+    features = [
+        "default",
+        "format",
+        "prettyplease",
+        "syn",
+    ],
+    visibility = [],
+    deps = [
+        ":bytes-1.5.0",
+        ":heck-0.4.1",
+        ":itertools-0.11.0",
+        ":log-0.4.20",
+        ":multimap-0.8.3",
+        ":once_cell-1.18.0",
+        ":petgraph-0.6.4",
+        ":prettyplease-0.2.16",
+        ":prost-0.12.3",
+        ":prost-types-0.12.3",
+        ":regex-1.10.2",
+        ":syn-2.0.48",
+        ":tempfile-3.8.1",
+        ":which-4.4.2",
+    ],
+)
+
+http_archive(
+    name = "prost-derive-0.10.1.crate",
+    sha256 = "7b670f45da57fb8542ebdbb6105a925fe571b67f9e7ed9f47a06a84e72b4e7cc",
+    strip_prefix = "prost-derive-0.10.1",
+    urls = ["https://crates.io/api/v1/crates/prost-derive/0.10.1/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "prost-derive-0.10.1",
+    srcs = [":prost-derive-0.10.1.crate"],
+    crate = "prost_derive",
+    crate_root = "prost-derive-0.10.1.crate/src/lib.rs",
+    edition = "2018",
+    proc_macro = True,
+    visibility = [],
+    deps = [
+        ":anyhow-1.0.79",
+        ":itertools-0.10.5",
+        ":proc-macro2-1.0.76",
+        ":quote-1.0.35",
+        ":syn-1.0.109",
+    ],
+)
+
 http_archive(
     name = "prost-derive-0.11.9.crate",
     sha256 = "e5d2d8d10f3c6ded6da8b05b5fb3b8a5082514344d56c9f871412d29b4e075b4",
@@ -5075,6 +5276,49 @@ cargo.rust_library(
     ],
 )
 
+http_archive(
+    name = "prost-derive-0.12.3.crate",
+    sha256 = "efb6c9a1dd1def8e2124d17e83a20af56f1570d6c2d2bd9e266ccb768df3840e",
+    strip_prefix = "prost-derive-0.12.3",
+    urls = ["https://crates.io/api/v1/crates/prost-derive/0.12.3/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "prost-derive-0.12.3",
+    srcs = [":prost-derive-0.12.3.crate"],
+    crate = "prost_derive",
+    crate_root = "prost-derive-0.12.3.crate/src/lib.rs",
+    edition = "2021",
+    proc_macro = True,
+    visibility = [],
+    deps = [
+        ":anyhow-1.0.79",
+        ":itertools-0.11.0",
+        ":proc-macro2-1.0.76",
+        ":quote-1.0.35",
+        ":syn-2.0.48",
+    ],
+)
+
+http_archive(
+    name = "prost-types-0.12.3.crate",
+    sha256 = "193898f59edcf43c26227dcd4c8427f00d99d61e95dcde58dabd49fa291d470e",
+    strip_prefix = "prost-types-0.12.3",
+    urls = ["https://crates.io/api/v1/crates/prost-types/0.12.3/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "prost-types-0.12.3",
+    srcs = [":prost-types-0.12.3.crate"],
+    crate = "prost_types",
+    crate_root = "prost-types-0.12.3.crate/src/lib.rs",
+    edition = "2021",
+    visibility = [],
+    deps = [":prost-0.12.3"],
+)
+
 http_archive(
     name = "quick-error-1.2.3.crate",
     sha256 = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0",
@@ -8082,6 +8326,7 @@ cargo.rust_binary(
         ":opentelemetry-http-0.9.0",
         ":opentelemetry-otlp-0.13.0",
         ":opentelemetry-semantic-conventions-0.12.0",
+        ":prost-0.10.4",
         ":rand-0.8.5",
         ":reqwest-0.11.23",
         ":serde-1.0.195",
@@ -8091,6 +8336,8 @@ cargo.rust_binary(
         ":sqlx-0.7.2",
         ":thiserror-1.0.50",
         ":tokio-1.33.0",
+        ":tonic-0.10.2",
+        ":tonic-build-0.10.2",
         ":tracing-0.1.40",
         ":tracing-opentelemetry-0.20.0",
         ":tracing-subscriber-0.3.18",
@@ -8583,6 +8830,68 @@ cargo.rust_library(
     ],
 )
 
+alias(
+    name = "tonic",
+    actual = ":tonic-0.10.2",
+    visibility = ["PUBLIC"],
+)
+
+http_archive(
+    name = "tonic-0.10.2.crate",
+    sha256 = "d560933a0de61cf715926b9cac824d4c883c2c43142f787595e48280c40a1d0e",
+    strip_prefix = "tonic-0.10.2",
+    urls = ["https://crates.io/api/v1/crates/tonic/0.10.2/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "tonic-0.10.2",
+    srcs = [":tonic-0.10.2.crate"],
+    crate = "tonic",
+    crate_root = "tonic-0.10.2.crate/src/lib.rs",
+    edition = "2021",
+    env = {
+        "CARGO_MANIFEST_DIR": "tonic-0.10.2.crate",
+        "CARGO_PKG_AUTHORS": "Lucio Franco <luciofranco14@gmail.com>",
+        "CARGO_PKG_DESCRIPTION": "A gRPC over HTTP/2 implementation focused on high performance, interoperability, and flexibility.\n",
+        "CARGO_PKG_NAME": "tonic",
+        "CARGO_PKG_REPOSITORY": "https://github.com/hyperium/tonic",
+        "CARGO_PKG_VERSION": "0.10.2",
+        "CARGO_PKG_VERSION_MAJOR": "0",
+        "CARGO_PKG_VERSION_MINOR": "10",
+        "CARGO_PKG_VERSION_PATCH": "2",
+    },
+    features = [
+        "channel",
+        "codegen",
+        "default",
+        "prost",
+        "transport",
+    ],
+    visibility = [],
+    deps = [
+        ":async-stream-0.3.5",
+        ":async-trait-0.1.74",
+        ":axum-0.6.20",
+        ":base64-0.21.5",
+        ":bytes-1.5.0",
+        ":h2-0.3.21",
+        ":http-0.2.9",
+        ":http-body-0.4.5",
+        ":hyper-0.14.27",
+        ":hyper-timeout-0.4.1",
+        ":percent-encoding-2.3.0",
+        ":pin-project-1.1.3",
+        ":prost-0.12.3",
+        ":tokio-1.33.0",
+        ":tokio-stream-0.1.14",
+        ":tower-0.4.13",
+        ":tower-layer-0.3.2",
+        ":tower-service-0.3.2",
+        ":tracing-0.1.40",
+    ],
+)
+
 http_archive(
     name = "tonic-0.9.2.crate",
     sha256 = "3082666a3a6433f7f511c7192923fa1fe07c69332d3c6a2e6bb040b569199d5a",
@@ -8640,6 +8949,42 @@ cargo.rust_library(
     ],
 )
 
+alias(
+    name = "tonic-build",
+    actual = ":tonic-build-0.10.2",
+    visibility = ["PUBLIC"],
+)
+
+http_archive(
+    name = "tonic-build-0.10.2.crate",
+    sha256 = "9d021fc044c18582b9a2408cd0dd05b1596e3ecdb5c4df822bb0183545683889",
+    strip_prefix = "tonic-build-0.10.2",
+    urls = ["https://crates.io/api/v1/crates/tonic-build/0.10.2/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "tonic-build-0.10.2",
+    srcs = [":tonic-build-0.10.2.crate"],
+    crate = "tonic_build",
+    crate_root = "tonic-build-0.10.2.crate/src/lib.rs",
+    edition = "2021",
+    features = [
+        "default",
+        "prost",
+        "prost-build",
+        "transport",
+    ],
+    visibility = [],
+    deps = [
+        ":prettyplease-0.2.16",
+        ":proc-macro2-1.0.76",
+        ":prost-build-0.12.3",
+        ":quote-1.0.35",
+        ":syn-2.0.48",
+    ],
+)
+
 http_archive(
     name = "tower-0.4.13.crate",
     sha256 = "b8fa9be0de6cf49e536ce1851f987bd21a43b771b09473c3549a6c853db37c1c",
@@ -9584,6 +9929,53 @@ cargo.rust_library(
     visibility = [],
 )
 
+http_archive(
+    name = "which-4.4.2.crate",
+    sha256 = "87ba24419a2078cd2b0f2ede2691b6c66d8e47836da3b6db8265ebad47afbfc7",
+    strip_prefix = "which-4.4.2",
+    urls = ["https://crates.io/api/v1/crates/which/4.4.2/download"],
+    visibility = [],
+)
+
+cargo.rust_library(
+    name = "which-4.4.2",
+    srcs = [":which-4.4.2.crate"],
+    crate = "which",
+    crate_root = "which-4.4.2.crate/src/lib.rs",
+    edition = "2021",
+    platform = {
+        "linux-arm64": dict(
+            deps = [":home-0.5.5"],
+        ),
+        "linux-x86_64": dict(
+            deps = [":home-0.5.5"],
+        ),
+        "macos-arm64": dict(
+            deps = [":home-0.5.5"],
+        ),
+        "macos-x86_64": dict(
+            deps = [":home-0.5.5"],
+        ),
+        "windows-gnu": dict(
+            deps = [
+                ":home-0.5.5",
+                ":once_cell-1.18.0",
+            ],
+        ),
+        "windows-msvc": dict(
+            deps = [
+                ":home-0.5.5",
+                ":once_cell-1.18.0",
+            ],
+        ),
+    },
+    visibility = [],
+    deps = [
+        ":either-1.9.0",
+        ":rustix-0.38.21",
+    ],
+)
+
 http_archive(
     name = "whoami-1.4.1.crate",
     sha256 = "22fc3756b8a9133049b26c7f61ab35416c130e8c09b660f5b3958b446f52cc50",
diff --git a/third-party/rust/Cargo.lock b/third-party/rust/Cargo.lock
index 7c3f92e7ec4..540c14ad9f4 100644
--- a/third-party/rust/Cargo.lock
+++ b/third-party/rust/Cargo.lock
@@ -886,6 +886,12 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8fcfdc7a0362c9f4444381a9e697c79d435fe65b52a37466fc2c1184cee9edc6"
 
+[[package]]
+name = "fixedbitset"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
+
 [[package]]
 name = "flume"
 version = "0.11.0"
@@ -1605,6 +1611,12 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "multimap"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5ce46fe64a9d73be07dcbe690a38ce1b293be448fd8ce1e6c1b8062c9f72c6a"
+
 [[package]]
 name = "nom"
 version = "7.1.3"
@@ -1746,11 +1758,11 @@ dependencies = [
  "opentelemetry-semantic-conventions",
  "opentelemetry_api",
  "opentelemetry_sdk",
- "prost",
+ "prost 0.11.9",
  "reqwest",
  "thiserror",
  "tokio",
- "tonic",
+ "tonic 0.9.2",
 ]
 
 [[package]]
@@ -1761,8 +1773,8 @@ checksum = "b1e3f814aa9f8c905d0ee4bde026afd3b2577a97c10e1699912e3e44f0c4cbeb"
 dependencies = [
  "opentelemetry_api",
  "opentelemetry_sdk",
- "prost",
- "tonic",
+ "prost 0.11.9",
+ "tonic 0.9.2",
 ]
 
 [[package]]
@@ -1902,6 +1914,16 @@ dependencies = [
  "ucd-trie",
 ]
 
+[[package]]
+name = "petgraph"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e1d3afd2628e69da2be385eb6f2fd57c8ac7977ceeff6dc166ff1657b0e386a9"
+dependencies = [
+ "fixedbitset",
+ "indexmap 2.0.2",
+]
+
 [[package]]
 name = "pin-project"
 version = "1.1.3"
@@ -1973,6 +1995,16 @@ version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
+[[package]]
+name = "prettyplease"
+version = "0.2.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a41cf62165e97c7f814d2221421dbb9afcbcdb0a88068e5ea206e19951c2cbb5"
+dependencies = [
+ "proc-macro2",
+ "syn 2.0.48",
+]
+
 [[package]]
 name = "proc-macro-crate"
 version = "1.3.1"
@@ -1992,6 +2024,16 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "prost"
+version = "0.10.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "71adf41db68aa0daaefc69bb30bcd68ded9b9abaad5d1fbb6304c4fb390e083e"
+dependencies = [
+ "bytes",
+ "prost-derive 0.10.1",
+]
+
 [[package]]
 name = "prost"
 version = "0.11.9"
@@ -1999,7 +2041,52 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b82eaa1d779e9a4bc1c3217db8ffbeabaae1dca241bf70183242128d48681cd"
 dependencies = [
  "bytes",
- "prost-derive",
+ "prost-derive 0.11.9",
+]
+
+[[package]]
+name = "prost"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "146c289cda302b98a28d40c8b3b90498d6e526dd24ac2ecea73e4e491685b94a"
+dependencies = [
+ "bytes",
+ "prost-derive 0.12.3",
+]
+
+[[package]]
+name = "prost-build"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c55e02e35260070b6f716a2423c2ff1c3bb1642ddca6f99e1f26d06268a0e2d2"
+dependencies = [
+ "bytes",
+ "heck",
+ "itertools 0.11.0",
+ "log",
+ "multimap",
+ "once_cell",
+ "petgraph",
+ "prettyplease",
+ "prost 0.12.3",
+ "prost-types",
+ "regex",
+ "syn 2.0.48",
+ "tempfile",
+ "which",
+]
+
+[[package]]
+name = "prost-derive"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b670f45da57fb8542ebdbb6105a925fe571b67f9e7ed9f47a06a84e72b4e7cc"
+dependencies = [
+ "anyhow",
+ "itertools 0.10.5",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -2015,6 +2102,28 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "prost-derive"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "efb6c9a1dd1def8e2124d17e83a20af56f1570d6c2d2bd9e266ccb768df3840e"
+dependencies = [
+ "anyhow",
+ "itertools 0.11.0",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.48",
+]
+
+[[package]]
+name = "prost-types"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "193898f59edcf43c26227dcd4c8427f00d99d61e95dcde58dabd49fa291d470e"
+dependencies = [
+ "prost 0.12.3",
+]
+
 [[package]]
 name = "quick-error"
 version = "1.2.3"
@@ -2950,6 +3059,7 @@ dependencies = [
  "opentelemetry-http",
  "opentelemetry-otlp",
  "opentelemetry-semantic-conventions",
+ "prost 0.10.4",
  "rand",
  "reqwest",
  "serde",
@@ -2959,6 +3069,8 @@ dependencies = [
  "sqlx",
  "thiserror",
  "tokio",
+ "tonic 0.10.2",
+ "tonic-build",
  "tracing",
  "tracing-opentelemetry",
  "tracing-subscriber",
@@ -3164,7 +3276,34 @@ dependencies = [
  "hyper-timeout",
  "percent-encoding",
  "pin-project",
- "prost",
+ "prost 0.11.9",
+ "tokio",
+ "tokio-stream",
+ "tower",
+ "tower-layer",
+ "tower-service",
+ "tracing",
+]
+
+[[package]]
+name = "tonic"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d560933a0de61cf715926b9cac824d4c883c2c43142f787595e48280c40a1d0e"
+dependencies = [
+ "async-stream",
+ "async-trait",
+ "axum",
+ "base64 0.21.5",
+ "bytes",
+ "h2",
+ "http",
+ "http-body",
+ "hyper",
+ "hyper-timeout",
+ "percent-encoding",
+ "pin-project",
+ "prost 0.12.3",
  "tokio",
  "tokio-stream",
  "tower",
@@ -3173,6 +3312,19 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "tonic-build"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d021fc044c18582b9a2408cd0dd05b1596e3ecdb5c4df822bb0183545683889"
+dependencies = [
+ "prettyplease",
+ "proc-macro2",
+ "prost-build",
+ "quote",
+ "syn 2.0.48",
+]
+
 [[package]]
 name = "tower"
 version = "0.4.13"
@@ -3618,6 +3770,18 @@ version = "0.25.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "14247bb57be4f377dfb94c72830b8ce8fc6beac03cf4bf7b9732eadd414123fc"
 
+[[package]]
+name = "which"
+version = "4.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87ba24419a2078cd2b0f2ede2691b6c66d8e47836da3b6db8265ebad47afbfc7"
+dependencies = [
+ "either",
+ "home",
+ "once_cell",
+ "rustix",
+]
+
 [[package]]
 name = "whoami"
 version = "1.4.1"
diff --git a/third-party/rust/Cargo.toml b/third-party/rust/Cargo.toml
index c35562049e1..3ead22e3242 100644
--- a/third-party/rust/Cargo.toml
+++ b/third-party/rust/Cargo.toml
@@ -47,4 +47,8 @@ opentelemetry-semantic-conventions = "0.12.0"
 opentelemetry-http = "0.9.0"
 http = "0.2.9"
 
+prost = "0.10.2"
+tonic = "0.10.2"
+tonic-build = { version = "0.10.2", features = ["prost"] }
+
 version_check = "0.9.4" # for some reason reindeer didn't auto-add this
diff --git a/third-party/rust/fixups/prettyplease/fixups.toml b/third-party/rust/fixups/prettyplease/fixups.toml
new file mode 100644
index 00000000000..db40d72cb2e
--- /dev/null
+++ b/third-party/rust/fixups/prettyplease/fixups.toml
@@ -0,0 +1 @@
+buildscript = []