diff --git a/apis/eventstream/index.yaml b/apis/eventstream/index.yaml
index da688ef5..48e3ae0e 100644
--- a/apis/eventstream/index.yaml
+++ b/apis/eventstream/index.yaml
@@ -33,6 +33,7 @@ get:
             - light_client_finality_update
             - light_client_optimistic_update
             - payload_attributes
+            - blob_sidecar
   responses:
     "200":
       description: Opened SSE stream.
@@ -122,6 +123,11 @@ get:
               value: |
                 event: payload_attributes
                 data: {"version": "capella", "data": {"proposer_index": "123", "proposal_slot": "10", "parent_block_number": "9", "parent_block_root": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2", "parent_block_hash": "0x9a2fefd2fdb57f74993c7780ea5b9030d2897b615b89f808011ca5aebed54eaf", "payload_attributes": {"timestamp": "123456", "prev_randao": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2", "suggested_fee_recipient": "0x0000000000000000000000000000000000000000", "withdrawals": [{"index": "5", "validator_index": "10", "address": "0x0000000000000000000000000000000000000000", "amount": "15640"}]}}},
+            blob_sidecar:
+              description: The node has received a BlobSidecar (from P2P or API) that passes all gossip validations on the blob_sidecar_{subnet_id} topic
+              value: |
+                event: blob_sidecar
+                data: {"block_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2", "index":"1", "slot":"1", "kzg_commitment":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"}
     "400":
       description: "The topics supplied could not be parsed"
       content: