chore: release 1.0.0

.github/workflows/create-release.yml

@@ -43,6 +43,7 @@ jobs:
         run: |
           metadata="$(cargo metadata --format-version 1 --no-deps)"
           version="$(jq -er '[.packages[] | select(.name == "temporalio-sdk") | .version] | if length == 1 then .[0] else error("expected one temporalio-sdk package") end' <<<"$metadata")"
+          core_version="$(jq -er '[.packages[] | select(.name == "temporalio-sdk-core") | .version] | if length == 1 then .[0] else error("expected one temporalio-sdk-core package") end' <<<"$metadata")"
 
           if [[ "$GITHUB_REF_NAME" =~ ^releases/([0-9]+)\.([0-9]+)\.x$ ]]; then
             release_line="${BASH_REMATCH[1]}.${BASH_REMATCH[2]}"
@@ -55,6 +56,7 @@ jobs:
           {
             echo "version=$version"
             echo "tag=v$version"
+            echo "core_tag=core-v$core_version"
           } >>"$GITHUB_OUTPUT"
 
       - name: Generate release notes
@@ -64,7 +66,16 @@ jobs:
             --from "$previous_tag" \
             --to HEAD \
             --changelog rust \
-            >"$RUNNER_TEMP/release-notes.md"
+            >"$RUNNER_TEMP/sdk-release-notes.md"
+
+          if ! previous_core_tag="$(git describe --tags --match 'core-v[0-9]*' --abbrev=0 HEAD 2>/dev/null)"; then
+            previous_core_tag="$previous_tag"
+          fi
+          cargo run -p changelog-release-notes -- \
+            --from "$previous_core_tag" \
+            --to HEAD \
+            --changelog core \
+            >"$RUNNER_TEMP/core-release-notes.md"
 
       - name: Plan crate publication
         id: publish-plan
@@ -91,7 +102,7 @@ jobs:
           done
           cargo publish "${publish_args[@]}"
 
-      - name: Create draft GitHub release
+      - name: Create draft SDK GitHub release
         env:
           GH_TOKEN: ${{ github.token }}
           RELEASE_TAG: ${{ steps.release.outputs.tag }}
@@ -101,4 +112,16 @@ jobs:
             --target "$GITHUB_SHA" \
             --draft \
             --title "$RELEASE_TITLE" \
-            --notes-file "$RUNNER_TEMP/release-notes.md"
+            --notes-file "$RUNNER_TEMP/sdk-release-notes.md"
+
+      - name: Create draft Core GitHub release
+        env:
+          GH_TOKEN: ${{ github.token }}
+          RELEASE_TAG: ${{ steps.release.outputs.core_tag }}
+          RELEASE_TITLE: temporalio-sdk-core ${{ steps.release.outputs.core_tag }}
+        run: |
+          gh release create "$RELEASE_TAG" \
+            --target "$GITHUB_SHA" \
+            --draft \
+            --title "$RELEASE_TITLE" \
+            --notes-file "$RUNNER_TEMP/core-release-notes.md"

CHANGELOG.md

@@ -33,6 +33,8 @@
 
 ## Unreleased
 
+## [1.0.0] - 2026-09-04
+
 ### Changed
 * Published Rust SDK crates now declare their minimum supported Rust version: Rust 1.92 for
   `temporalio-sdk`, and Rust 1.88 for the other crates.

README.md

@@ -5,14 +5,14 @@
 [![crates.io](https://img.shields.io/crates/v/temporalio-sdk.svg)](https://crates.io/crates/temporalio-sdk)
 [![docs.rs](https://docs.rs/temporalio-sdk/badge.svg)](https://docs.rs/temporalio-sdk)
 
-Currently in Public Preview, see more in the [SDK README.md](crates/sdk/README.md)
+See the [SDK README](crates/sdk/README.md) for usage and examples.
 
 # Temporal Rust Client
 
 [![crates.io](https://img.shields.io/crates/v/temporalio-sdk.svg)](https://crates.io/crates/temporalio-client)
 [![docs.rs](https://docs.rs/temporalio-sdk/badge.svg)](https://docs.rs/temporalio-client)
 
-Currently in Public Preview, see more in the [client README.md](crates/client/README.md)
+See the [client README](crates/client/README.md) for usage and examples.
 
 # Temporal Core SDK
 
@@ -47,7 +47,7 @@ This repo is composed of multiple crates:
 - temporalio-sdk-core `./crates/core` - The Core implementation.
 - temporalio-sdk-core-c-bridge `./crates/core-c-bridge` - Provides C bindings for Core.
 - temporalio-macros `./crates/macros` - Implements procedural macros used by core and the SDK.
-- temporalio-sdk `./crates/sdk` - A Public Preview Rust SDK built on top of Core. Used for testing.
+- temporalio-sdk `./crates/sdk` - A Rust SDK built on top of Core.
 
 Visualized (dev dependencies are in blue):
 

crates/changelog-release-notes/src/bin/prepare-release.rs

@@ -95,11 +95,16 @@ fn parse_args(args: impl IntoIterator<Item = String>) -> Result<(Version, Versio
 fn main() -> Result<(), String> {
     let (target_sdk, target_core_protos) = parse_args(env::args().skip(1))?;
     let root = workspace_root();
+    let release_date = Utc::now().date_naive();
 
     let changelog_path = root.join("CHANGELOG.md");
     let changelog = fs::read_to_string(&changelog_path)
         .map_err(|err| format!("failed to read {}: {err}", changelog_path.display()))?;
-    let changelog = turn_over_changelog(&changelog, &target_sdk, Utc::now().date_naive())?;
+    let changelog = turn_over_changelog(&changelog, &target_sdk, release_date)?;
+    let core_changelog_path = root.join("crates/sdk-core/CHANGELOG.md");
+    let core_changelog = fs::read_to_string(&core_changelog_path)
+        .map_err(|err| format!("failed to read {}: {err}", core_changelog_path.display()))?;
+    let core_changelog = turn_over_changelog(&core_changelog, &target_core_protos, release_date)?;
 
     let sdk_update = vec![
         "set-version".into(),
@@ -141,6 +146,8 @@ fn main() -> Result<(), String> {
     cargo_set_version(&root, &protos_update)?;
     fs::write(&changelog_path, changelog)
         .map_err(|err| format!("failed to write {}: {err}", changelog_path.display()))?;
+    fs::write(&core_changelog_path, core_changelog)
+        .map_err(|err| format!("failed to write {}: {err}", core_changelog_path.display()))?;
 
     println!("Prepared SDK {target_sdk} with Core and Protos {target_core_protos}");
     Ok(())

crates/client/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "temporalio-client"
-version = "0.8.0"
+version = "1.0.0"
 edition = "2024"
 rust-version = "1.88.0"
 authors = ["Temporal Technologies Inc. <sdk@temporal.io>"]
@@ -66,7 +66,7 @@ serde_json = { workspace = true }
 
 [dependencies.temporalio-common]
 path = "../common"
-version = "~0.8.0"
+version = "~1.0.0"
 default-features = false
 features = ["serde_serialize"]
 
@@ -79,8 +79,8 @@ prost = "0.14"
 prost-types = { workspace = true }
 rstest = "0.26"
 tempfile = "3"
-temporalio-macros = { path = "../macros", version = "~0.8.0" }
-temporalio-workflow = { path = "../workflow", version = "~0.8.0" }
+temporalio-macros = { path = "../macros", version = "~1.0.0" }
+temporalio-workflow = { path = "../workflow", version = "~1.0.0" }
 tokio = { version = "1.47", default-features = false, features = [
   "io-util",
   "macros",

crates/client/README.md

@@ -7,9 +7,6 @@ This crate provides a Rust client for interacting with the Temporal service. It
 standalone to start and manage workflows, or together with the
 [`temporalio-sdk`](https://crates.io/crates/temporalio-sdk) crate to run workers.
 
-⚠️ **This crate is in Public Preview and under active development.** The API can and
-will continue to evolve.
-
 ## Quick Start
 
 ### Connecting and Starting Workflows with Environment Configuration

crates/common-wasm/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "temporalio-common-wasm"
-version = "0.8.0"
+version = "1.0.0"
 edition = "2024"
 rust-version = "1.88.0"
 authors = ["Temporal Technologies Inc. <sdk@temporal.io>"]
@@ -46,7 +46,7 @@ tracing-core = "0.1"
 url = "2.5"
 [dependencies.temporalio-protos]
 path = "../protos"
-version = "~0.8.0"
+version = "~0.9.0"
 
 [lints]
 workspace = true

crates/common/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "temporalio-common"
-version = "0.8.0"
+version = "1.0.0"
 edition = "2024"
 rust-version = "1.88.0"
 authors = ["Temporal Technologies Inc. <sdk@temporal.io>"]
@@ -107,12 +107,12 @@ uuid = { version = "1.18", default-features = false, features = ["v4"] }
 
 [dependencies.temporalio-protos]
 path = "../protos"
-version = "~0.8.0"
+version = "~0.9.0"
 features = ["grpc-clients"]
 
 [dependencies.temporalio-common-wasm]
 path = "../common-wasm"
-version = "~0.8.0"
+version = "~1.0.0"
 
 [build-dependencies]
 prost = { workspace = true }

crates/macros/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "temporalio-macros"
-version = "0.8.0"
+version = "1.0.0"
 edition = "2024"
 rust-version = "1.88.0"
 authors = ["Temporal Technologies Inc. <sdk@temporal.io>"]
@@ -21,7 +21,7 @@ quote = "1.0"
 
 [dev-dependencies]
 # This is to enable doctests for the macros
-temporalio-common = { path = "../common", version = "~0.8.0" }
+temporalio-common = { path = "../common", version = "~1.0.0" }
 derive_more = { workspace = true }
 
 [package.metadata.workspaces]

crates/protos/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "temporalio-protos"
-version = "0.8.0"
+version = "0.9.0"
 edition = "2024"
 rust-version = "1.88.0"
 authors = ["Temporal Technologies Inc. <sdk@temporal.io>"]

crates/sdk-core-c-bridge/Cargo.toml

@@ -41,17 +41,17 @@ xz2 = { version = "0.1", optional = true }
 
 [dependencies.temporalio-client]
 path = "../client"
-version = "~0.8.0"
+version = "~1.0.0"
 features = ["experimental"]
 
 [dependencies.temporalio-sdk-core]
 path = "../sdk-core"
-version = "=0.8.0"
+version = "=0.9.0"
 features = ["ephemeral-server", "otel"]
 
 [dependencies.temporalio-common]
 path = "../common"
-version = "~0.8.0"
+version = "~1.0.0"
 features = ["core-based-sdk", "otel"]
 
 [dev-dependencies]

crates/sdk-core/CHANGELOG.md

@@ -33,6 +33,10 @@
 
 ## Unreleased
 
+## [0.9.0] - 2026-09-04
+
+## [0.8.0] - 2026-09-02
+
 ### Added
 * External workflow signal and cancellation resolution activations now include the typed server
   failure cause alongside the existing failure.

crates/sdk-core/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "temporalio-sdk-core"
-version = "0.8.0"
+version = "0.9.0"
 authors = ["Temporal Technologies Inc. <sdk@temporal.io>"]
 edition = "2024"
 license-file = { workspace = true }
@@ -131,19 +131,19 @@ zip = { version = "8.4", optional = true, default-features = false, features = [
 # 1st party local deps
 [dependencies.temporalio-common]
 path = "../common"
-version = "~0.8.0"
+version = "~1.0.0"
 default-features = false
 features = ["core-telemetry-bridge", "serde_serialize"]
 
 [dependencies.temporalio-client]
 path = "../client"
-version = "~0.8.0"
+version = "~1.0.0"
 default-features = false
 features = ["core-based-sdk"]
 
 [dependencies.temporalio-macros]
 path = "../macros"
-version = "~0.8.0"
+version = "~1.0.0"
 
 [dev-dependencies]
 assert_matches = "1.5"
@@ -169,8 +169,8 @@ temporalio-sdk = { path = "../sdk", features = [
   "testing",
   "wasm-workflows",
 ] }
-temporalio-common = { path = "../common", version = "~0.8.0", default-features = false }
-temporalio-workflow = { path = "../workflow", version = "~0.8.0", features = [
+temporalio-common = { path = "../common", version = "~1.0.0", default-features = false }
+temporalio-workflow = { path = "../workflow", version = "~1.0.0", features = [
   "experimental",
 ] }
 tokio = { version = "1.47", default-features = false, features = [

crates/sdk/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "temporalio-sdk"
-version = "0.8.0"
+version = "1.0.0"
 edition = "2024"
 rust-version = "1.92.0"
 authors = ["Spencer Judge <spencer@temporal.io>"]
@@ -47,26 +47,26 @@ url = { version = "2.5", optional = true }
 
 [dependencies.temporalio-sdk-core]
 path = "../sdk-core"
-version = "=0.8.0"
+version = "=0.9.0"
 default-features = false
 
 [dependencies.temporalio-workflow]
 path = "../workflow"
-version = "~0.8.0"
+version = "~1.0.0"
 
 [dependencies.temporalio-common]
 path = "../common"
-version = "~0.8.0"
+version = "~1.0.0"
 default-features = false
 
 [dependencies.temporalio-client]
 path = "../client"
-version = "~0.8.0"
+version = "~1.0.0"
 default-features = false
 
 [dependencies.temporalio-macros]
 path = "../macros"
-version = "~0.8.0"
+version = "~1.0.0"
 
 [dev-dependencies]
 futures = "0.3"

crates/sdk/README.md

@@ -3,11 +3,8 @@
 [![crates.io](https://img.shields.io/crates/v/temporalio-sdk.svg)](https://crates.io/crates/temporalio-sdk)
 [![docs.rs](https://docs.rs/temporalio-sdk/badge.svg)](https://docs.rs/temporalio-sdk)
 
-This crate contains a Public Preview Rust SDK. The SDK is built on top of
-Core and provides a native Rust experience for writing Temporal workflows and activities.
-
-⚠️ **The SDK is in Public Preview and under active development.** The API can and
-will continue to evolve.
+This crate contains the Temporal Rust SDK. The SDK is built on top of Core and provides a native
+Rust experience for writing Temporal workflows and activities.
 
 ## Quick Start
 

crates/sdk/src/lib.rs

@@ -1,13 +1,11 @@
 #![cfg_attr(docsrs, feature(doc_cfg))]
 #![warn(missing_docs)] // error if there are missing docs
 
-//! This crate defines a Public Preview Temporal Rust SDK.
+//! This crate defines the Temporal Rust SDK.
 //!
 //! The SDK is built on top of Core and provides a native Rust experience for writing Temporal
 //! Workflows and Activities.
 //!
-//! The SDK is in Public Preview and under active development. The API can and will continue to evolve.
-//!
 //! An example of running an activity worker:
 //! ```no_run
 //! use std::str::FromStr;

crates/workflow/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "temporalio-workflow"
-version = "0.8.0"
+version = "1.0.0"
 edition = "2024"
 rust-version = "1.88.0"
 authors = ["Temporal Technologies Inc. <sdk@temporal.io>"]
@@ -44,11 +44,11 @@ rand = { version = "0.10", default-features = false, features = ["thread_rng"] }
 
 [dependencies.temporalio-common-wasm]
 path = "../common-wasm"
-version = "~0.8.0"
+version = "~1.0.0"
 
 [dependencies.temporalio-macros]
 path = "../macros"
-version = "~0.8.0"
+version = "~1.0.0"
 
 [dev-dependencies]
 rstest = "0.26"