diff --git a/docs/changelog/next_release/143.feature.rst b/docs/changelog/next_release/143.feature.rst
new file mode 100644
index 00000000..680a7f30
--- /dev/null
+++ b/docs/changelog/next_release/143.feature.rst
@@ -0,0 +1 @@
+Add ORC API schema
\ No newline at end of file
diff --git a/syncmaster/schemas/v1/__init__.py b/syncmaster/schemas/v1/__init__.py
index bf3d0e21..83a7630f 100644
--- a/syncmaster/schemas/v1/__init__.py
+++ b/syncmaster/schemas/v1/__init__.py
@@ -36,7 +36,14 @@
     PostgresReadTransferSourceAndTarget,
     ReadDBTransfer,
 )
-from syncmaster.schemas.v1.transfers.file_format import CSV, JSON, XML, Excel, JSONLine
+from syncmaster.schemas.v1.transfers.file_format import (
+    CSV,
+    JSON,
+    ORC,
+    XML,
+    Excel,
+    JSONLine,
+)
 from syncmaster.schemas.v1.transfers.run import (
     CreateRunSchema,
     ReadRunSchema,
diff --git a/syncmaster/schemas/v1/file_formats.py b/syncmaster/schemas/v1/file_formats.py
index b0e038e6..26e1f2ea 100644
--- a/syncmaster/schemas/v1/file_formats.py
+++ b/syncmaster/schemas/v1/file_formats.py
@@ -7,3 +7,4 @@
 JSON_FORMAT = Literal["json"]
 EXCEL_FORMAT = Literal["excel"]
 XML_FORMAT = Literal["xml"]
+ORC_FORMAT = Literal["orc"]
diff --git a/syncmaster/schemas/v1/transfers/file/base.py b/syncmaster/schemas/v1/transfers/file/base.py
index d4ddf4af..4cacb30f 100644
--- a/syncmaster/schemas/v1/transfers/file/base.py
+++ b/syncmaster/schemas/v1/transfers/file/base.py
@@ -7,21 +7,28 @@
 
 from pydantic import BaseModel, Field, field_validator
 
-from syncmaster.schemas.v1.transfers.file_format import CSV, JSON, XML, Excel, JSONLine
+from syncmaster.schemas.v1.transfers.file_format import (
+    CSV,
+    JSON,
+    ORC,
+    XML,
+    Excel,
+    JSONLine,
+)
 
 
 # At the moment the ReadTransferSourceParams and ReadTransferTargetParams
 # classes are identical but may change in the future
 class ReadFileTransferSource(BaseModel):
     directory_path: str
-    file_format: CSV | JSONLine | JSON | Excel | XML = Field(..., discriminator="type")
+    file_format: CSV | JSONLine | JSON | Excel | XML | ORC = Field(..., discriminator="type")
     options: dict[str, Any]
 
 
 class ReadFileTransferTarget(BaseModel):
     directory_path: str
     # JSON format is not supported for writing
-    file_format: CSV | JSONLine | Excel | XML = Field(
+    file_format: CSV | JSONLine | Excel | XML | ORC = Field(
         ...,
         discriminator="type",
     )
@@ -32,7 +39,7 @@ class ReadFileTransferTarget(BaseModel):
 # classes are identical but may change in the future
 class CreateFileTransferSource(BaseModel):
     directory_path: str
-    file_format: CSV | JSONLine | JSON | Excel | XML = Field(..., discriminator="type")
+    file_format: CSV | JSONLine | JSON | Excel | XML | ORC = Field(..., discriminator="type")
     options: dict[str, Any] = Field(default_factory=dict)
 
     class Config:
@@ -49,7 +56,7 @@ def _directory_path_is_valid_path(cls, value):
 class CreateFileTransferTarget(BaseModel):
     directory_path: str
     # JSON format is not supported as a target
-    file_format: CSV | JSONLine | Excel | XML = Field(
+    file_format: CSV | JSONLine | Excel | XML | ORC = Field(
         ...,
         discriminator="type",
     )
diff --git a/syncmaster/schemas/v1/transfers/file_format.py b/syncmaster/schemas/v1/transfers/file_format.py
index da0f7e53..4f04a457 100644
--- a/syncmaster/schemas/v1/transfers/file_format.py
+++ b/syncmaster/schemas/v1/transfers/file_format.py
@@ -9,6 +9,7 @@
     EXCEL_FORMAT,
     JSON_FORMAT,
     JSONLINE_FORMAT,
+    ORC_FORMAT,
     XML_FORMAT,
 )
 
@@ -45,3 +46,7 @@ class XML(BaseModel):
     type: XML_FORMAT
     root_tag: str
     row_tag: str
+
+
+class ORC(BaseModel):
+    type: ORC_FORMAT
diff --git a/tests/test_unit/test_transfers/test_create_transfer.py b/tests/test_unit/test_transfers/test_create_transfer.py
index 03245e54..954872bd 100644
--- a/tests/test_unit/test_transfers/test_create_transfer.py
+++ b/tests/test_unit/test_transfers/test_create_transfer.py
@@ -636,11 +636,11 @@ async def test_developer_plus_can_not_create_transfer_with_target_format_json(
                     "context": {
                         "discriminator": "'type'",
                         "tag": "json",
-                        "expected_tags": "'csv', 'jsonline', 'excel', 'xml'",
+                        "expected_tags": "'csv', 'jsonline', 'excel', 'xml', 'orc'",
                     },
                     "input": {"type": "json", "lineSep": "\n", "encoding": "utf-8"},
                     "location": ["body", "target_params", "s3", "file_format"],
-                    "message": "Input tag 'json' found using 'type' does not match any of the expected tags: 'csv', 'jsonline', 'excel', 'xml'",
+                    "message": "Input tag 'json' found using 'type' does not match any of the expected tags: 'csv', 'jsonline', 'excel', 'xml', 'orc'",
                     "code": "union_tag_invalid",
                 },
             ],
diff --git a/tests/test_unit/test_transfers/test_file_transfers/test_create_transfer.py b/tests/test_unit/test_transfers/test_file_transfers/test_create_transfer.py
index 7f584075..a16cdf20 100644
--- a/tests/test_unit/test_transfers/test_file_transfers/test_create_transfer.py
+++ b/tests/test_unit/test_transfers/test_file_transfers/test_create_transfer.py
@@ -63,6 +63,16 @@
                 "some": "option",
             },
         },
+        {
+            "type": "s3",
+            "directory_path": "/some/orc/path",
+            "file_format": {
+                "type": "orc",
+            },
+            "options": {
+                "some": "option",
+            },
+        },
     ],
 )
 async def test_developer_plus_can_create_s3_transfer(
@@ -144,6 +154,9 @@ async def test_developer_plus_can_create_s3_transfer(
             "root_tag": "data",
             "row_tag": "record",
         },
+        "orc": {
+            "type": "orc",
+        },
     }
 
     for params in (transfer.source_params, transfer.target_params):
@@ -191,6 +204,13 @@ async def test_developer_plus_can_create_s3_transfer(
                 "row_tag": "record",
             },
         },
+        {
+            "type": "hdfs",
+            "directory_path": "/some/orc/path",
+            "file_format": {
+                "type": "orc",
+            },
+        },
     ],
 )
 async def test_developer_plus_can_create_hdfs_transfer(
@@ -273,6 +293,9 @@ async def test_developer_plus_can_create_hdfs_transfer(
             "root_tag": "data",
             "row_tag": "record",
         },
+        "orc": {
+            "type": "orc",
+        },
     }
 
     for params in (transfer.source_params, transfer.target_params):
@@ -320,6 +343,13 @@ async def test_developer_plus_can_create_hdfs_transfer(
                 "row_tag": "record",
             },
         },
+        {
+            "type": "s3",
+            "directory_path": "some/path",
+            "file_format": {
+                "type": "orc",
+            },
+        },
     ],
 )
 async def test_cannot_create_file_transfer_with_relative_path(
diff --git a/tests/test_unit/test_transfers/test_file_transfers/test_read_transfer.py b/tests/test_unit/test_transfers/test_file_transfers/test_read_transfer.py
index 5380f185..198b2c13 100644
--- a/tests/test_unit/test_transfers/test_file_transfers/test_read_transfer.py
+++ b/tests/test_unit/test_transfers/test_file_transfers/test_read_transfer.py
@@ -43,6 +43,14 @@
             },
             "options": {},
         },
+        {
+            "type": "s3",
+            "directory_path": "/some/orc/path",
+            "file_format": {
+                "type": "orc",
+            },
+            "options": {},
+        },
     ],
 )
 @pytest.mark.parametrize(
diff --git a/tests/test_unit/test_transfers/test_file_transfers/test_update_transfer.py b/tests/test_unit/test_transfers/test_file_transfers/test_update_transfer.py
index 50398a11..99f4043f 100644
--- a/tests/test_unit/test_transfers/test_file_transfers/test_update_transfer.py
+++ b/tests/test_unit/test_transfers/test_file_transfers/test_update_transfer.py
@@ -43,6 +43,14 @@
             },
             "options": {},
         },
+        {
+            "type": "s3",
+            "directory_path": "/some/orc/path",
+            "file_format": {
+                "type": "orc",
+            },
+            "options": {},
+        },
     ],
 )
 @pytest.mark.parametrize(