diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to the [Haskell Package Versioning Policy](https://pvp.haskell.org/).
 
+## [1.0.1] - 2026-08-04
+
+### Added
+
+- `Exception` instance for `GrpcError`.
+
 ## [1.0.0] - 2026-07-09
 
 ### Added
diff --git a/http2-client-grpc-effectful.cabal b/http2-client-grpc-effectful.cabal
--- a/http2-client-grpc-effectful.cabal
+++ b/http2-client-grpc-effectful.cabal
@@ -1,6 +1,6 @@
 cabal-version: 3.0
 name: http2-client-grpc-effectful
-version: 1.0.0
+version: 1.0.1
 synopsis: Effectful gRPC client built on http2-client-effectful
 description:
   <https://grpc.io gRPC> client for the @<https://hackage.haskell.org/package/effectful Effectful>@ ecosystem, built on top of @<https://hackage.haskell.org/package/http2-client-effectful http2-client-effectful>@.
@@ -13,7 +13,7 @@
 bug-reports: https://issues.digital-autonomy.institute
 category: Web
 build-type: Simple
-extra-source-files:
+extra-doc-files:
   CHANGELOG.md
 
 common common
@@ -53,7 +53,7 @@
     bytestring >=0.12 && <0.13,
     effectful >=2.6 && <2.7,
     http-types >=0.12 && <0.13,
-    http2 >=5.3 && <5.4,
+    http2 >=5.3 && <5.5,
     http2-client-effectful >=1.0 && <1.1,
     http2-grpc-types >=0.5 && <0.6,
 
diff --git a/src/Effectful/GrpcClient.hs b/src/Effectful/GrpcClient.hs
--- a/src/Effectful/GrpcClient.hs
+++ b/src/Effectful/GrpcClient.hs
@@ -34,7 +34,7 @@
 -- or 'GrpcError' (gRPC-level failures: bad status, malformed messages, protocol violations);
 -- handle both in the calling effect stack.
 --
--- = Example Usage
+-- = Example usage
 --
 -- The examples below stub out protobuf message encoding and decoding
 -- with 'undefined', since they are out of scope for this module.
@@ -263,6 +263,7 @@
     )
 where
 
+import Control.Exception (Exception (..))
 import Data.Binary.Get (Decoder (..), pushChunk, pushEndOfInput)
 import Data.ByteString (ByteString)
 import Data.ByteString qualified as ByteString
@@ -388,6 +389,20 @@
     | -- | A response message could not be decoded.
       GrpcParseError String
     deriving stock (Show)
+
+instance Exception GrpcError where
+    displayException GrpcTooMuchConcurrency =
+        "The HTTP/2 stream was refused due to concurrency limits"
+    displayException (GrpcStreamError code) =
+        "The HTTP/2 stream failed with code: " <> show code
+    displayException (GrpcStatusError status) =
+        "Received statis from server: " <> show status
+    displayException GrpcUnallowedPushPromise =
+        "The server sent an HTTP/2 PUSH_PROMISE, which gRPC forbids"
+    displayException (GrpcInvalidState msg) =
+        "Invalid RPC state: " <> msg
+    displayException (GrpcParseError msg) =
+        "Could not decode RPC response: " <> msg
 
 -- | A 'PushPromiseHandler' that rejects every server push by raising a
 -- 'GrpcUnallowedPushPromise' error. gRPC disables HTTP\/2 push-promises.