diff --git a/acceptance/bundle/validate/strict/output.txt b/acceptance/bundle/validate/strict/output.txt
index ca25c721f59..11f3f4944d8 100644
--- a/acceptance/bundle/validate/strict/output.txt
+++ b/acceptance/bundle/validate/strict/output.txt
@@ -33,7 +33,7 @@ Warning: invalid value "INVALID_TYPE" for enum field. Valid values are [complex]
   at variables.my_variable.type
   in databricks.yml:6:11
 
-Warning: invalid value "INVALID_TYPE" for enum field. Valid values are [whl jar]
+Warning: invalid value "INVALID_TYPE" for enum field. Valid values are [whl jar tgz]
   at artifacts.my_artifact.type
   in databricks.yml:16:15
 
diff --git a/bundle/config/artifact.go b/bundle/config/artifact.go
index cb029bcb4be..e24bc471899 100644
--- a/bundle/config/artifact.go
+++ b/bundle/config/artifact.go
@@ -12,11 +12,18 @@ const ArtifactPythonWheel ArtifactType = `whl`
 
 const ArtifactJar ArtifactType = `jar`
 
+// ArtifactTarball is a gzipped tar of source files. Unlike `whl`/`jar` it carries
+// no language-specific build defaults or wheel/jar semantics: the user's `build`
+// command produces the tarball, which is then uploaded and referenced like any
+// other artifact file (e.g. as an AI Runtime task's code_source_path).
+const ArtifactTarball ArtifactType = `tgz`
+
 // Values returns all valid ArtifactType values
 func (ArtifactType) Values() []ArtifactType {
 	return []ArtifactType{
 		ArtifactPythonWheel,
 		ArtifactJar,
+		ArtifactTarball,
 	}
 }
 
diff --git a/bundle/internal/schema/annotations.yml b/bundle/internal/schema/annotations.yml
index e47f89c505a..951fab85422 100644
--- a/bundle/internal/schema/annotations.yml
+++ b/bundle/internal/schema/annotations.yml
@@ -58,9 +58,9 @@ artifacts:
         The local path of the directory for the artifact.
     "type":
       "description": |-
-        Required if the artifact is a Python wheel. The type of the artifact. Valid values are `whl` and `jar`.
+        Required if the artifact is a Python wheel. The type of the artifact. Valid values are `whl`, `jar`, and `tgz`.
       "markdown_description": |-
-        Required if the artifact is a Python wheel. The type of the artifact. Valid values are `whl` and `jar`.
+        Required if the artifact is a Python wheel. The type of the artifact. Valid values are `whl`, `jar`, and `tgz`.
 bundle:
   "description": |-
     The bundle attributes when deploying to this target.
diff --git a/bundle/internal/validation/generated/enum_fields.go b/bundle/internal/validation/generated/enum_fields.go
index 5e62e921687..25d181f9733 100644
--- a/bundle/internal/validation/generated/enum_fields.go
+++ b/bundle/internal/validation/generated/enum_fields.go
@@ -6,7 +6,7 @@ package generated
 // EnumFields maps [dyn.Pattern] to valid enum values they should have.
 var EnumFields = map[string][]string{
 	"artifacts.*.executable": {"bash", "sh", "cmd"},
-	"artifacts.*.type":       {"whl", "jar"},
+	"artifacts.*.type":       {"whl", "jar", "tgz"},
 
 	"permissions[*].level": {"CAN_ATTACH_TO", "CAN_BIND", "CAN_CREATE", "CAN_CREATE_APP", "CAN_EDIT", "CAN_EDIT_METADATA", "CAN_MANAGE", "CAN_MANAGE_PRODUCTION_VERSIONS", "CAN_MANAGE_RUN", "CAN_MANAGE_STAGING_VERSIONS", "CAN_MONITOR", "CAN_MONITOR_ONLY", "CAN_QUERY", "CAN_READ", "CAN_RESTART", "CAN_RUN", "CAN_USE", "CAN_VIEW", "CAN_VIEW_METADATA", "IS_OWNER"},
 
diff --git a/bundle/schema/jsonschema.json b/bundle/schema/jsonschema.json
index 37246ebdff4..e0986597c9b 100644
--- a/bundle/schema/jsonschema.json
+++ b/bundle/schema/jsonschema.json
@@ -3172,9 +3172,9 @@
                       "$ref": "#/$defs/string"
                     },
                     "type": {
-                      "description": "Required if the artifact is a Python wheel. The type of the artifact. Valid values are `whl` and `jar`.",
+                      "description": "Required if the artifact is a Python wheel. The type of the artifact. Valid values are `whl`, `jar`, and `tgz`.",
                       "$ref": "#/$defs/github.com/databricks/cli/bundle/config.ArtifactType",
-                      "markdownDescription": "Required if the artifact is a Python wheel. The type of the artifact. Valid values are `whl` and `jar`."
+                      "markdownDescription": "Required if the artifact is a Python wheel. The type of the artifact. Valid values are `whl`, `jar`, and `tgz`."
                     }
                   },
                   "additionalProperties": false