diff --git a/.openclaw-sync/source.json b/.openclaw-sync/source.json
index d8e03f2ab..4cd49224f 100644
--- a/.openclaw-sync/source.json
+++ b/.openclaw-sync/source.json
@@ -1,5 +1,5 @@
 {
   "repository": "openclaw/openclaw",
-  "sha": "c0058fda2f8a6bc742d2e37bd0cc1ac77d252404",
-  "syncedAt": "2026-04-30T23:40:56.422Z"
+  "sha": "a102f4dede6af52523473ac29575c7e442493d15",
+  "syncedAt": "2026-05-01T00:36:55.572Z"
 }
diff --git a/docs/concepts/openclaw-sdk.md b/docs/concepts/openclaw-sdk.md
index 8e461a628..499f2ddd6 100644
--- a/docs/concepts/openclaw-sdk.md
+++ b/docs/concepts/openclaw-sdk.md
@@ -39,6 +39,7 @@ resources.
 | `Session.send()`          | Ready   | Calls `sessions.send` and returns a `Run`.                                   |
 | `oc.models`               | Ready   | Calls `models.list` and the current `models.authStatus` status RPC.          |
 | `oc.tools`                | Partial | Lists tool catalog and effective tools; direct tool invocation is not wired. |
+| `oc.artifacts`            | Ready   | Lists, gets, and downloads Gateway transcript artifacts.                     |
 | `oc.approvals`            | Ready   | Lists and resolves exec approvals through Gateway approval RPCs.             |
 | `oc.rawEvents()`          | Ready   | Exposes raw Gateway events for advanced consumers.                           |
 | `normalizeGatewayEvent()` | Ready   | Converts raw Gateway events into the stable SDK event shape.                 |
@@ -47,8 +48,10 @@ The SDK also exports the core types used by those surfaces:
 `AgentRunParams`, `RunResult`, `RunStatus`, `OpenClawEvent`,
 `OpenClawEventType`, `GatewayEvent`, `OpenClawTransport`,
 `GatewayRequestOptions`, `SessionCreateParams`, `SessionSendParams`,
-`RuntimeSelection`, `EnvironmentSelection`, `WorkspaceSelection`,
-`ApprovalMode`, and related result types.
+`ArtifactSummary`, `ArtifactQuery`, `ArtifactsListResult`,
+`ArtifactsGetResult`, `ArtifactsDownloadResult`, `RuntimeSelection`,
+`EnvironmentSelection`, `WorkspaceSelection`, `ApprovalMode`, and related
+result types.
 
 ## Connect To A Gateway
 
@@ -204,7 +207,7 @@ for await (const event of run.events()) {
 For app-wide streams, use `oc.events()`. For raw Gateway frames, use
 `oc.rawEvents()`.
 
-## Models, Tools, And Approvals
+## Models, Tools, Artifacts, And Approvals
 
 Model helpers map to current Gateway methods:
 
@@ -220,6 +223,21 @@ await oc.tools.list();
 await oc.tools.effective({ sessionKey: "main" });
 ```
 
+Artifact helpers expose the Gateway artifact projection for session, run, or
+task context. Each call requires one explicit `sessionKey`, `runId`, or
+`taskId` scope:
+
+```typescript
+const { artifacts } = await oc.artifacts.list({ sessionKey: "main" });
+const first = artifacts[0];
+
+if (first) {
+  const { artifact } = await oc.artifacts.get(first.id, { sessionKey: "main" });
+  const download = await oc.artifacts.download(artifact.id, { sessionKey: "main" });
+  console.log(download.encoding, download.url);
+}
+```
+
 Approval helpers use the exec approval RPCs:
 
 ```typescript
@@ -240,10 +258,6 @@ await oc.tasks.cancel("task-id");
 
 await oc.tools.invoke("tool-name", {});
 
-await oc.artifacts.list();
-await oc.artifacts.get("artifact-id");
-await oc.artifacts.download("artifact-id");
-
 await oc.environments.list();
 await oc.environments.create({});
 await oc.environments.status("environment-id");
diff --git a/docs/gateway/protocol.md b/docs/gateway/protocol.md
index 9a0fa2870..2f572f677 100644
--- a/docs/gateway/protocol.md
+++ b/docs/gateway/protocol.md
@@ -388,6 +388,7 @@ enumeration of `src/gateway/server-methods/*.ts`.
     - `agents.list` returns configured agent entries, including effective model and runtime metadata.
     - `agents.create`, `agents.update`, and `agents.delete` manage agent records and workspace wiring.
     - `agents.files.list`, `agents.files.get`, and `agents.files.set` manage the bootstrap workspace files exposed for an agent.
+    - `artifacts.list`, `artifacts.get`, and `artifacts.download` expose transcript-derived artifact summaries and downloads for an explicit `sessionKey`, `runId`, or `taskId` scope. Run and task queries resolve the owning session server-side and only return transcript media with matching provenance; unsafe or local URL sources return unsupported downloads instead of fetching server-side.
     - `agent.identity.get` returns the effective assistant identity for an agent or session.
     - `agent.wait` waits for a run to finish and returns the terminal snapshot when available.