diff --git a/.changeset/update-sdk.md b/.changeset/update-sdk.md
new file mode 100644
index 00000000..8d5c5967
--- /dev/null
+++ b/.changeset/update-sdk.md
@@ -0,0 +1,5 @@
+---
+"@openworkflowspec/diagram-editor": minor
+---
+
+Update sdk package to new openworkflowspec package
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index ca2d92bd..f1eff486 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -55,7 +55,7 @@ This project uses the following technology stack:
 - **Language**: [TypeScript](https://www.typescriptlang.org/) with strict mode enabled
 - **UI Library**: [React](https://react.dev/)
 - **Diagram Rendering**: [@xyflow/react](https://reactflow.dev/) (isolated in `src/react-flow/`)
-- **Workflow SDK**: [@serverlessworkflow/sdk](https://github.com/serverlessworkflow/sdk-typescript) (isolated in `src/core/`)
+- **Workflow SDK**: [@openworkflowspec/sdk](https://github.com/open-workflow-specification/sdk-typescript) (isolated in `src/core/`)
 - **Testing**: [Vitest](https://vitest.dev/) for unit tests, [Playwright](https://playwright.dev/) for E2E
 - **Linting**: [oxlint](https://oxc.rs/) with TypeScript, React, import, and jsx-a11y plugins
 - **Formatting**: [oxfmt](https://oxc.rs/)
diff --git a/README.md b/README.md
index a8536f51..59b68496 100644
--- a/README.md
+++ b/README.md
@@ -139,7 +139,7 @@ The main visual diagram editor component built with:
 - **TypeScript** (strict mode)
 - **React**
 - **[@xyflow/react](https://reactflow.dev/)** for diagram rendering (isolated in `src/react-flow/`)
-- **[@serverlessworkflow/sdk](https://github.com/serverlessworkflow/sdk-typescript)** (isolated in `src/core/`)
+- **[@openworkflowspec/sdk](https://github.com/open-workflow-specification/sdk-typescript)** (isolated in `src/core/`)
 - **[shadcn/ui](https://ui.shadcn.com/)** for UI primitives (with `dec:` Tailwind prefix)
 - **[Storybook](https://storybook.js.org/)** for component development
 - **[Vitest](https://vitest.dev/)** and **[Playwright](https://playwright.dev/)** for testing
@@ -154,7 +154,7 @@ Internationalization utilities used by the diagram editor.
 - **UI Framework**: [React](https://react.dev/)
 - **Diagram Library**: [@xyflow/react](https://reactflow.dev/) (React Flow)
 - **Auto Layout**: [ELK.js](https://eclipse.dev/elk/)
-- **Workflow SDK**: [@serverlessworkflow/sdk](https://github.com/serverlessworkflow/sdk-typescript)
+- **Workflow SDK**: [@openworkflowspec/sdk](https://github.com/open-workflow-specification/sdk-typescript)
 - **UI Components**: [shadcn/ui](https://ui.shadcn.com/) + [Radix UI](https://www.radix-ui.com/)
 - **Styling**: [Tailwind CSS](https://tailwindcss.com/)
 - **Testing**: [Vitest](https://vitest.dev/), [Playwright](https://playwright.dev/)
@@ -232,4 +232,4 @@ This project is licensed under the [Apache License 2.0](LICENSE).
 ## Related Projects
 
 - [Open Workflow Specification](https://github.com/open-workflow-specification/specification)
-- [Open Workflow SDK (TypeScript)](https://github.com/serverlessworkflow/sdk-typescript)
+- [Open Workflow SDK (TypeScript)](https://github.com/open-workflow-specification/sdk-typescript)
diff --git a/packages/open-workflow-diagram-editor/package.json b/packages/open-workflow-diagram-editor/package.json
index 2650f8fc..5835a0f6 100644
--- a/packages/open-workflow-diagram-editor/package.json
+++ b/packages/open-workflow-diagram-editor/package.json
@@ -42,7 +42,7 @@
   },
   "dependencies": {
     "@openworkflowspec/i18n": "workspace:*",
-    "@serverlessworkflow/sdk": "catalog:",
+    "@openworkflowspec/sdk": "catalog:",
     "@xyflow/react": "catalog:",
     "class-variance-authority": "catalog:",
     "clsx": "catalog:",
diff --git a/packages/open-workflow-diagram-editor/src/core/README.md b/packages/open-workflow-diagram-editor/src/core/README.md
index 9cf3bd1d..920ec8da 100644
--- a/packages/open-workflow-diagram-editor/src/core/README.md
+++ b/packages/open-workflow-diagram-editor/src/core/README.md
@@ -26,7 +26,7 @@ The core layer serves as the abstraction boundary between the Open Workflow SDK
 
 ### SDK Abstraction
 
-**Critical constraint**: This is the only layer allowed to directly import from `@serverlessworkflow/sdk`. All SDK interactions must go through this abstraction to keep the rest of the editor decoupled from SDK implementation details. Despite of that, type-only imports may still be used elsewhere when needed.
+**Critical constraint**: This is the only layer allowed to directly import from `@openworkflowspec/sdk`. All SDK interactions must go through this abstraction to keep the rest of the editor decoupled from SDK implementation details. Despite of that, type-only imports may still be used elsewhere when needed.
 
 Responsibilities:
 
diff --git a/packages/open-workflow-diagram-editor/src/core/graph.ts b/packages/open-workflow-diagram-editor/src/core/graph.ts
index 85962414..460da067 100644
--- a/packages/open-workflow-diagram-editor/src/core/graph.ts
+++ b/packages/open-workflow-diagram-editor/src/core/graph.ts
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import { FlatGraph, FlatGraphNode, GraphNodeType } from "@serverlessworkflow/sdk";
+import { FlatGraph, FlatGraphNode, GraphNodeType } from "@openworkflowspec/sdk";
 
 export function getNodesByType(graph: FlatGraph, type: GraphNodeType): FlatGraphNode[] {
   return graph.nodes.filter((node) => node.type === type);
diff --git a/packages/open-workflow-diagram-editor/src/core/mermaidExport.ts b/packages/open-workflow-diagram-editor/src/core/mermaidExport.ts
index 06b97338..a832afa4 100644
--- a/packages/open-workflow-diagram-editor/src/core/mermaidExport.ts
+++ b/packages/open-workflow-diagram-editor/src/core/mermaidExport.ts
@@ -14,8 +14,8 @@
  * limitations under the License.
  */
 
-import { convertToMermaidCode } from "@serverlessworkflow/sdk";
-import type { Specification } from "@serverlessworkflow/sdk";
+import { convertToMermaidCode } from "@openworkflowspec/sdk";
+import type { Specification } from "@openworkflowspec/sdk";
 
 /**
  * Converts a workflow model to Mermaid diagram code
diff --git a/packages/open-workflow-diagram-editor/src/core/taskDetails.ts b/packages/open-workflow-diagram-editor/src/core/taskDetails.ts
index b5e3eba2..1e849281 100644
--- a/packages/open-workflow-diagram-editor/src/core/taskDetails.ts
+++ b/packages/open-workflow-diagram-editor/src/core/taskDetails.ts
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import type { Specification } from "@serverlessworkflow/sdk";
+import type { Specification } from "@openworkflowspec/sdk";
 
 /* TaskBase: Common fields every task inherits (none required) (metadata is dropped for now) */
 const TASK_BASE_KEYS = new Set(["if", "input", "output", "export", "timeout", "then", "metadata"]);
diff --git a/packages/open-workflow-diagram-editor/src/core/taskSubType.ts b/packages/open-workflow-diagram-editor/src/core/taskSubType.ts
index 981a37b6..1f4a718d 100644
--- a/packages/open-workflow-diagram-editor/src/core/taskSubType.ts
+++ b/packages/open-workflow-diagram-editor/src/core/taskSubType.ts
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import type { Specification } from "@serverlessworkflow/sdk";
+import type { Specification } from "@openworkflowspec/sdk";
 
 function getFirstKey(obj: unknown): string | undefined {
   return obj && typeof obj === "object" && !Array.isArray(obj) ? Object.keys(obj)[0] : undefined;
diff --git a/packages/open-workflow-diagram-editor/src/core/workflowSdk.ts b/packages/open-workflow-diagram-editor/src/core/workflowSdk.ts
index 611628f7..c5a4e496 100644
--- a/packages/open-workflow-diagram-editor/src/core/workflowSdk.ts
+++ b/packages/open-workflow-diagram-editor/src/core/workflowSdk.ts
@@ -15,7 +15,7 @@
  */
 
 import { load } from "js-yaml";
-import * as sdk from "@serverlessworkflow/sdk";
+import * as sdk from "@openworkflowspec/sdk";
 import { fixNodesConnections } from "./graph";
 
 /**
diff --git a/packages/open-workflow-diagram-editor/src/react-flow/diagram/diagramBuilder.ts b/packages/open-workflow-diagram-editor/src/react-flow/diagram/diagramBuilder.ts
index efb57cdf..4c831b1d 100644
--- a/packages/open-workflow-diagram-editor/src/react-flow/diagram/diagramBuilder.ts
+++ b/packages/open-workflow-diagram-editor/src/react-flow/diagram/diagramBuilder.ts
@@ -18,7 +18,7 @@ import * as RF from "@xyflow/react";
 import { buildFlatGraph, getErrorNodeIds, type SdkError } from "../../core";
 import { BaseNodeData, ReactFlowNodeTypes } from "../nodes/Nodes";
 import { BaseEdgeData, EdgeTypes } from "../edges/Edges";
-import * as sdk from "@serverlessworkflow/sdk";
+import * as sdk from "@openworkflowspec/sdk";
 import { getNodeSize } from "./autoLayout";
 import { CATCH_CONTAINER_NODE_TYPE, isTerminalNodeType } from "../nodes/taskNodeConfig";
 
diff --git a/packages/open-workflow-diagram-editor/src/react-flow/nodes/Nodes.tsx b/packages/open-workflow-diagram-editor/src/react-flow/nodes/Nodes.tsx
index 498bbebf..9345e4e4 100644
--- a/packages/open-workflow-diagram-editor/src/react-flow/nodes/Nodes.tsx
+++ b/packages/open-workflow-diagram-editor/src/react-flow/nodes/Nodes.tsx
@@ -15,7 +15,7 @@
  */
 
 import type React from "react";
-import { GraphNodeType, type Specification } from "@serverlessworkflow/sdk";
+import { GraphNodeType, type Specification } from "@openworkflowspec/sdk";
 import * as RF from "@xyflow/react";
 import { useI18n } from "@openworkflowspec/i18n";
 import {
diff --git a/packages/open-workflow-diagram-editor/src/react-flow/nodes/taskNodeConfig.ts b/packages/open-workflow-diagram-editor/src/react-flow/nodes/taskNodeConfig.ts
index a28e23cf..192a2817 100644
--- a/packages/open-workflow-diagram-editor/src/react-flow/nodes/taskNodeConfig.ts
+++ b/packages/open-workflow-diagram-editor/src/react-flow/nodes/taskNodeConfig.ts
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import { GraphNodeType } from "@serverlessworkflow/sdk";
+import { GraphNodeType } from "@openworkflowspec/sdk";
 import {
   AlertTriangle,
   ArrowRightLeft,
diff --git a/packages/open-workflow-diagram-editor/src/side-panel/MermaidActions.tsx b/packages/open-workflow-diagram-editor/src/side-panel/MermaidActions.tsx
index bdc381f9..25a6153f 100644
--- a/packages/open-workflow-diagram-editor/src/side-panel/MermaidActions.tsx
+++ b/packages/open-workflow-diagram-editor/src/side-panel/MermaidActions.tsx
@@ -21,7 +21,7 @@ import { Button } from "@/components/ui/button";
 import { exportToMermaid } from "@/core";
 import { copyToClipboard } from "@/lib/clipboard";
 import { downloadFile } from "@/lib/download";
-import type { Specification } from "@serverlessworkflow/sdk";
+import type { Specification } from "@openworkflowspec/sdk";
 import { toast } from "sonner";
 
 export function MermaidActions({ model }: { model: Specification.Workflow }): React.JSX.Element {
diff --git a/packages/open-workflow-diagram-editor/src/side-panel/WorkflowInfoView.tsx b/packages/open-workflow-diagram-editor/src/side-panel/WorkflowInfoView.tsx
index 9c98f1fe..848d6a25 100644
--- a/packages/open-workflow-diagram-editor/src/side-panel/WorkflowInfoView.tsx
+++ b/packages/open-workflow-diagram-editor/src/side-panel/WorkflowInfoView.tsx
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import type { Specification } from "@serverlessworkflow/sdk";
+import type { Specification } from "@openworkflowspec/sdk";
 import { useI18n } from "@openworkflowspec/i18n";
 import { InlineField, SectionHeader, StackedField } from "./Fields";
 import { useDiagramEditorContext } from "@/store/DiagramEditorContext";
diff --git a/packages/open-workflow-diagram-editor/src/store/DiagramEditorContext.tsx b/packages/open-workflow-diagram-editor/src/store/DiagramEditorContext.tsx
index cb165455..0e9265db 100644
--- a/packages/open-workflow-diagram-editor/src/store/DiagramEditorContext.tsx
+++ b/packages/open-workflow-diagram-editor/src/store/DiagramEditorContext.tsx
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import type { Specification } from "@serverlessworkflow/sdk";
+import type { Specification } from "@openworkflowspec/sdk";
 import * as React from "react";
 import type * as RF from "@xyflow/react";
 import type { SdkError } from "../core";
diff --git a/packages/open-workflow-diagram-editor/stories/README.md b/packages/open-workflow-diagram-editor/stories/README.md
index 5c4de605..cc6aa845 100644
--- a/packages/open-workflow-diagram-editor/stories/README.md
+++ b/packages/open-workflow-diagram-editor/stories/README.md
@@ -75,4 +75,4 @@ The following features have been identified as potential additions for future it
 
 - [Storybook Documentation](https://storybook.js.org/docs/)
 - [Open Workflow Specification](https://github.com/open-workflow-specification/specification)
-- [TypeScript SDK](https://github.com/serverlessworkflow/sdk-typescript)
+- [TypeScript SDK](https://github.com/open-workflow-specification/sdk-typescript)
diff --git a/packages/open-workflow-diagram-editor/stories/introduction/Welcome.mdx b/packages/open-workflow-diagram-editor/stories/introduction/Welcome.mdx
index c8128c1a..272fd51d 100644
--- a/packages/open-workflow-diagram-editor/stories/introduction/Welcome.mdx
+++ b/packages/open-workflow-diagram-editor/stories/introduction/Welcome.mdx
@@ -50,7 +50,7 @@ Explore the **Examples** section in the sidebar to see the editor in action with
 
 - [Cloud Native Computing Foundation (CNCF)](https://www.cncf.io)
 - [CNCF Open Workflow Specification](https://serverlessworkflow.io)
-- [Open Workflow TypeScript SDK](https://github.com/serverlessworkflow/sdk-typescript)
+- [Open Workflow TypeScript SDK](https://github.com/open-workflow-specification/sdk-typescript)
 - [GitHub Repository](https://github.com/open-workflow-specification/editor)
 
 ## Contributing
diff --git a/packages/open-workflow-diagram-editor/tests/core/__snapshots__/workflowSdk.integration.test.ts.snap b/packages/open-workflow-diagram-editor/tests/core/__snapshots__/workflowSdk.integration.test.ts.snap
index 4bb13da5..bcc5fc23 100644
--- a/packages/open-workflow-diagram-editor/tests/core/__snapshots__/workflowSdk.integration.test.ts.snap
+++ b/packages/open-workflow-diagram-editor/tests/core/__snapshots__/workflowSdk.integration.test.ts.snap
@@ -690,7 +690,7 @@ exports[`parseWorkflow > returns model and errors for invalid but parseable 'JSO
 {
   "errors": [
     {
-      "errorType": "'Workflow' is invalid",
+      "errorType": "Validation failed at '<root>' (Workflow): 'Workflow' is invalid",
       "message": "The DSL version of the workflow 'undefined' does not satisfy the DSL version range supported by this SDK '>=1.0.0 <=1.0.3'.",
     },
   ],
@@ -712,7 +712,7 @@ exports[`parseWorkflow > returns model and errors for invalid but parseable 'YAM
 {
   "errors": [
     {
-      "errorType": "'Workflow' is invalid",
+      "errorType": "Validation failed at '<root>' (Workflow): 'Workflow' is invalid",
       "message": "The DSL version of the workflow 'undefined' does not satisfy the DSL version range supported by this SDK '>=1.0.0 <=1.0.3'.",
     },
   ],
@@ -733,7 +733,7 @@ exports[`parseWorkflow > returns model and errors for invalid but parseable 'YAM
 exports[`validateWorkflow > returns parsed validation errors for an invalid workflow 1`] = `
 [
   {
-    "errorType": "'Workflow' is invalid",
+    "errorType": "Validation failed at '<root>' (Workflow): 'Workflow' is invalid",
     "message": "The DSL version of the workflow 'undefined' does not satisfy the DSL version range supported by this SDK '>=1.0.0 <=1.0.3'.",
   },
 ]
diff --git a/packages/open-workflow-diagram-editor/tests/core/graph.test.ts b/packages/open-workflow-diagram-editor/tests/core/graph.test.ts
index a36189c2..0cbd707b 100644
--- a/packages/open-workflow-diagram-editor/tests/core/graph.test.ts
+++ b/packages/open-workflow-diagram-editor/tests/core/graph.test.ts
@@ -15,7 +15,7 @@
  */
 
 import { describe, it, expect } from "vitest";
-import { FlatGraphNode, GraphNodeType } from "@serverlessworkflow/sdk";
+import { FlatGraphNode, GraphNodeType } from "@openworkflowspec/sdk";
 import {
   getNodesByType,
   fixNodesConnections,
diff --git a/packages/open-workflow-diagram-editor/tests/core/taskDetails.test.ts b/packages/open-workflow-diagram-editor/tests/core/taskDetails.test.ts
index f227d914..94fb6caa 100644
--- a/packages/open-workflow-diagram-editor/tests/core/taskDetails.test.ts
+++ b/packages/open-workflow-diagram-editor/tests/core/taskDetails.test.ts
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import type { Specification } from "@serverlessworkflow/sdk";
+import type { Specification } from "@openworkflowspec/sdk";
 import { describe, expect, it } from "vitest";
 import { getTaskDetails } from "../../src/core";
 
diff --git a/packages/open-workflow-diagram-editor/tests/core/taskSubType.test.ts b/packages/open-workflow-diagram-editor/tests/core/taskSubType.test.ts
index 7cff5a11..1eeb2e53 100644
--- a/packages/open-workflow-diagram-editor/tests/core/taskSubType.test.ts
+++ b/packages/open-workflow-diagram-editor/tests/core/taskSubType.test.ts
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import type { Specification } from "@serverlessworkflow/sdk";
+import type { Specification } from "@openworkflowspec/sdk";
 import { describe, expect, it } from "vitest";
 import { getCallSubType, getListenSubType, getRunSubType } from "../../src/core";
 
diff --git a/packages/open-workflow-diagram-editor/tests/core/workflowSdk.integration.test.ts b/packages/open-workflow-diagram-editor/tests/core/workflowSdk.integration.test.ts
index 47b71da2..c117c59a 100644
--- a/packages/open-workflow-diagram-editor/tests/core/workflowSdk.integration.test.ts
+++ b/packages/open-workflow-diagram-editor/tests/core/workflowSdk.integration.test.ts
@@ -30,7 +30,7 @@ import {
   EMPTY_WORKFLOW_JSON,
   PARSEABLE_INVALID_WORKFLOW_YAML,
 } from "../fixtures/workflows";
-import { Classes, Specification } from "@serverlessworkflow/sdk";
+import { Classes, Specification } from "@openworkflowspec/sdk";
 
 describe("parseWorkflow", () => {
   it.each([
@@ -60,7 +60,7 @@ describe("parseWorkflow", () => {
   ])("returns null model with error for $description", ({ input }) => {
     const result = parseWorkflow(input);
     expect(result.model).toBeNull();
-    expect(result.errors[0].message).toBe("Not a valid workflow");
+    expect(result.errors[0].message).toContain("Not a valid workflow");
   });
 
   it("returns null model with errors for unparseable text", () => {
diff --git a/packages/open-workflow-diagram-editor/tests/react-flow/diagram/diagramBuilder.test.ts b/packages/open-workflow-diagram-editor/tests/react-flow/diagram/diagramBuilder.test.ts
index 05aa4d7c..b9992d6b 100644
--- a/packages/open-workflow-diagram-editor/tests/react-flow/diagram/diagramBuilder.test.ts
+++ b/packages/open-workflow-diagram-editor/tests/react-flow/diagram/diagramBuilder.test.ts
@@ -16,7 +16,7 @@
 
 import { describe, it, expect, beforeAll } from "vitest";
 import * as RF from "@xyflow/react";
-import { FlatGraphNode, GraphNodeType, Specification } from "@serverlessworkflow/sdk";
+import { FlatGraphNode, GraphNodeType, Specification } from "@openworkflowspec/sdk";
 import {
   getEdgeType,
   edgeSourceAndTargetExist,
diff --git a/packages/open-workflow-diagram-editor/tests/react-flow/nodes/Nodes.test.tsx b/packages/open-workflow-diagram-editor/tests/react-flow/nodes/Nodes.test.tsx
index 538a47af..b7c87a4f 100644
--- a/packages/open-workflow-diagram-editor/tests/react-flow/nodes/Nodes.test.tsx
+++ b/packages/open-workflow-diagram-editor/tests/react-flow/nodes/Nodes.test.tsx
@@ -17,7 +17,7 @@
 import { render, screen } from "@testing-library/react";
 import { vi, it, expect, afterEach, describe } from "vitest";
 import * as RF from "@xyflow/react";
-import { GraphNodeType } from "@serverlessworkflow/sdk";
+import { GraphNodeType } from "@openworkflowspec/sdk";
 import { ReactFlowNodeTypes } from "../../../src/react-flow/nodes/Nodes";
 import {
   containerNodeConfigMap,
diff --git a/packages/open-workflow-diagram-editor/tests/react-flow/nodes/taskNodeConfig.test.ts b/packages/open-workflow-diagram-editor/tests/react-flow/nodes/taskNodeConfig.test.ts
index b3563f82..37d66b68 100644
--- a/packages/open-workflow-diagram-editor/tests/react-flow/nodes/taskNodeConfig.test.ts
+++ b/packages/open-workflow-diagram-editor/tests/react-flow/nodes/taskNodeConfig.test.ts
@@ -15,7 +15,7 @@
  */
 
 import { it, expect, describe } from "vitest";
-import { GraphNodeType } from "@serverlessworkflow/sdk";
+import { GraphNodeType } from "@openworkflowspec/sdk";
 import {
   CATCH_CONTAINER_NODE_TYPE,
   type ContainerNodeType,
diff --git a/packages/open-workflow-diagram-editor/tests/side-panel/WorkflowInfoView.test.tsx b/packages/open-workflow-diagram-editor/tests/side-panel/WorkflowInfoView.test.tsx
index 5e7b2272..c871ff6e 100644
--- a/packages/open-workflow-diagram-editor/tests/side-panel/WorkflowInfoView.test.tsx
+++ b/packages/open-workflow-diagram-editor/tests/side-panel/WorkflowInfoView.test.tsx
@@ -18,7 +18,7 @@ import { describe, it, expect } from "vitest";
 import { screen } from "@testing-library/react";
 import { WorkflowInfoView } from "../../src/side-panel/WorkflowInfoView";
 import { renderWithProviders } from "../test-utils/render-helpers";
-import type { Specification } from "@serverlessworkflow/sdk";
+import type { Specification } from "@openworkflowspec/sdk";
 
 const baseDocument: Specification.Document = {
   dsl: "1.0.3",
diff --git a/packages/open-workflow-diagram-editor/tests/test-utils/graph-helpers.ts b/packages/open-workflow-diagram-editor/tests/test-utils/graph-helpers.ts
index f6dc48e5..2bb71597 100644
--- a/packages/open-workflow-diagram-editor/tests/test-utils/graph-helpers.ts
+++ b/packages/open-workflow-diagram-editor/tests/test-utils/graph-helpers.ts
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import { FlatGraph, FlatGraphNode, GraphNodeType } from "@serverlessworkflow/sdk";
+import { FlatGraph, FlatGraphNode, GraphNodeType } from "@openworkflowspec/sdk";
 
 export function createFlatGraph(
   nodes: FlatGraphNode[],
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 6c0af055..e30385f0 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -15,12 +15,12 @@ catalogs:
     '@chromatic-com/storybook':
       specifier: ^5.2.0
       version: 5.2.1
+    '@openworkflowspec/sdk':
+      specifier: ^1.0.3-alpha4
+      version: 1.0.3-alpha4
     '@playwright/test':
       specifier: ^1.61.1
       version: 1.61.1
-    '@serverlessworkflow/sdk':
-      specifier: ^1.0.3-alpha3
-      version: 1.0.3-alpha3
     '@storybook/addon-a11y':
       specifier: ^10.4.6
       version: 10.4.6
@@ -212,9 +212,9 @@ importers:
       '@openworkflowspec/i18n':
         specifier: workspace:*
         version: link:../i18n
-      '@serverlessworkflow/sdk':
+      '@openworkflowspec/sdk':
         specifier: 'catalog:'
-        version: 1.0.3-alpha3
+        version: 1.0.3-alpha4
       '@xyflow/react':
         specifier: 'catalog:'
         version: 12.11.2(@types/react-dom@19.2.3(@types/react@19.2.17))(@types/react@19.2.17)(react-dom@19.2.7(react@19.2.7))(react@19.2.7)
@@ -801,6 +801,10 @@ packages:
     resolution: {integrity: sha512-oGB+UxlgWcgQkgwo8GcEGwemoTFt3FIO9ababBmaGwXIoBKZ+GTy0pP185beGg7Llih/NSHSV2XAs1lnznocSg==}
     engines: {node: '>= 8'}
 
+  '@openworkflowspec/sdk@1.0.3-alpha4':
+    resolution: {integrity: sha512-9vlvtswhMzi4bhCR175S/oV6qax8aPPfyTrjHxXmK5gfSVB3h1VPsOpmt1GM2Q+V7qVbITO27L+iidBNvOF3NA==}
+    engines: {node: '>=22.0.0', npm: '>=10.0.0'}
+
   '@oxc-parser/binding-android-arm-eabi@0.127.0':
     resolution: {integrity: sha512-0LC7ye4hvqbIKxAzThzvswgHLFu2AURKzYLeSVvLdu2TBOYWQDmHnTqPLeA597BcUCxiLqLsS4CJ5uoI5WYWCQ==}
     engines: {node: ^20.19.0 || >=22.12.0}
@@ -2086,10 +2090,6 @@ packages:
       rollup:
         optional: true
 
-  '@serverlessworkflow/sdk@1.0.3-alpha3':
-    resolution: {integrity: sha512-rAI7bbEVc/OgA9X9Y0xZ/rdQhGwf+V9+BT/H/zqjVJfPqiMNduD28+RO90fTx0I56BII/nSlaKsgrnyJYH5/bA==}
-    engines: {node: '>=22.0.0', npm: '>=10.0.0'}
-
   '@standard-schema/spec@1.1.0':
     resolution: {integrity: sha512-l2aFy5jALhniG5HgqrD6jXLi/rUWrKvqN/qJx6yoJsgKhblVd+iqqU4RCXavm/jPityDo5TCvKMnpjKnOriy0w==}
 
@@ -4661,6 +4661,13 @@ snapshots:
       '@nodelib/fs.scandir': 2.1.5
       fastq: 1.20.1
 
+  '@openworkflowspec/sdk@1.0.3-alpha4':
+    dependencies:
+      ajv: 8.20.0
+      ajv-formats: 3.0.1(ajv@8.20.0)
+      js-yaml: 5.2.1
+      semver: 7.8.5
+
   '@oxc-parser/binding-android-arm-eabi@0.127.0':
     optional: true
 
@@ -5713,13 +5720,6 @@ snapshots:
       estree-walker: 2.0.2
       picomatch: 4.0.5
 
-  '@serverlessworkflow/sdk@1.0.3-alpha3':
-    dependencies:
-      ajv: 8.20.0
-      ajv-formats: 3.0.1(ajv@8.20.0)
-      js-yaml: 4.3.0
-      semver: 7.8.5
-
   '@standard-schema/spec@1.1.0': {}
 
   '@storybook/addon-a11y@10.4.6(storybook@10.4.6(@testing-library/dom@10.4.1)(@types/react@19.2.17)(prettier@2.8.8)(react@19.2.7))':
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
index 6564d8a7..40abb65e 100644
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -4,8 +4,8 @@ catalog:
   "@changesets/changelog-github": ^0.7.0
   "@changesets/cli": ^2.31.0
   "@chromatic-com/storybook": ^5.2.0
+  "@openworkflowspec/sdk": "^1.0.3-alpha4"
   "@playwright/test": ^1.61.1
-  "@serverlessworkflow/sdk": ^1.0.3-alpha3
   "@storybook/addon-a11y": ^10.4.6
   "@storybook/addon-docs": ^10.4.6
   "@storybook/addon-vitest": ^10.4.6