diff --git a/packages/cadl-ranch-specs/cadl-ranch-summary.md b/packages/cadl-ranch-specs/cadl-ranch-summary.md
index a87d199ea..aaca65846 100644
--- a/packages/cadl-ranch-specs/cadl-ranch-summary.md
+++ b/packages/cadl-ranch-specs/cadl-ranch-summary.md
@@ -2228,6 +2228,99 @@ This test is testing sending a csv collection format array query parameters
 
 This test is testing sending a csv collection format array header parameters
 
+### Parameters_Spread_Model_spreadAsRequestBody
+
+- Endpoint: `put /parameters/spread/model/request-body`
+
+Test case for spread named model.
+
+Should generate request body model named `BodyParameter`.
+Should generate an operation like below:
+
+```
+spreadAsRequestBody(bodyParameter: BodyParameter)
+```
+
+Note the parameter name is guessed from the model name and it may vary by language.
+
+Expected request body:
+
+```json
+{ "name": "foo" }
+```
+
+### Parameters_Spread_Alias_spreadAsRequestBody
+
+- Endpoint: `put /parameters/spread/alias/request-body`
+
+Test case for spread alias.
+
+Should not generate any model named `BodyParameter`.
+Should generate an operation like:
+
+```
+spreadAsRequestBody(name: string)
+```
+
+Expected request body:
+
+```json
+{ "name": "foo" }
+```
+
+### Parameters_Spread_Alias_spreadAsRequestParameter
+
+- Endpoint: `put /parameters/spread/alias/request-parameter/{id}`
+
+Test case for spread alias with path and header parameter.
+
+Should not generate any model named `RequestParameter`.
+Should generate an operation like below:
+
+```
+spreadAsRequestParameter(id: string, x_ms_test_header: string, name: string)
+```
+
+Note the parameter name may be normalized and vary by language.
+
+Expected path parameter: id="1"
+Expected header parameter: x-ms-test-header="bar"
+Expected request body:
+
+```json
+{ "name": "foo" }
+```
+
+### Parameters_Spread_Alias_spreadWithMultipleParameters
+
+- Endpoint: `put /parameters/spread/alias/multiple-parameters/{id}`
+
+Test case for spread alias including 6 parameters. May handle as property bag for these parameters.
+
+Should not generate any model named `AliasMultipleRequestParameters`.
+Should generate an operation like below:
+
+```
+spreadWithMultipleParameters(id: string, x_ms_test_header: string, prop1: string, prop2: string, prop3: string, prop4: string, prop5: string, prop6: string)
+```
+
+Note it's also acceptable if some languages handle it as property bag.
+
+Expected path parameter: id="1"
+Expected header parameter: x-ms-test-header="bar"
+Expected request body:
+
+```json
+{
+  "prop1": "foo1",
+  "prop2": "foo2",
+  "prop3": "foo3",
+  "prop4": "foo4",
+  "prop5": "foo5",
+  "prop6": "foo6"
+}
+```
+
 ### ProjectedName_jsonProjection
 
 - Endpoint: `post /projection/json`
@@ -2470,99 +2563,6 @@ Expected input body:
 }
 ```
 
-### Spread_Model_spreadModelAsRequestBody
-
-- Endpoint: `put /spread/model/request-body`
-
-Test case for spread named model.
-
-Should generate request body model named `BodyParameter`.
-Should generate an operation like below:
-
-```
-spreadModelAsRequestBody(bodyParameter: BodyParameter)
-```
-
-Note the parameter name is guessed from the model name and it may vary by language.
-
-Expected request body:
-
-```json
-{ "name": "foo" }
-```
-
-### Spread_Alias_spreadAsRequestBody
-
-- Endpoint: `put /spread/alias/request-body`
-
-Test case for spread alias.
-
-Should not generate any model named `BodyParameter`.
-Should generate an operation like:
-
-```
-spreadAsRequestBody(name: string)
-```
-
-Expected request body:
-
-```json
-{ "name": "foo" }
-```
-
-### Spread_Alias_spreadAsRequestParameter
-
-- Endpoint: `put /spread/alias/request-parameter/{id}`
-
-Test case for spread alias with path and header parameter.
-
-Should not generate any model named `RequestParameter`.
-Should generate an operation like below:
-
-```
-spreadAsRequestParameter(id: string, x_ms_test_header: string, name: string)
-```
-
-Note the parameter name may be normalized and vary by language.
-
-Expected path parameter: id="1"
-Expected header parameter: x-ms-test-header="bar"
-Expected request body:
-
-```json
-{ "name": "foo" }
-```
-
-### Spread_Alias_spreadWithMultipleParameters
-
-- Endpoint: `put /spread/alias/multiple-parameters/{id}`
-
-Test case for spread alias including 6 parameters. May handle as property bag for these parameters.
-
-Should not generate any model named `AliasMultipleRequestParameters`.
-Should generate an operation like below:
-
-```
-spreadWithMultipleParameters(id: string, x_ms_test_header: string, prop1: string, prop2: string, prop3: string, prop4: string, prop5: string, prop6: string)
-```
-
-Note it's also acceptable if some languages handle it as property bag.
-
-Expected path parameter: id="1"
-Expected header parameter: x-ms-test-header="bar"
-Expected request body:
-
-```json
-{
-  "prop1": "foo1",
-  "prop2": "foo2",
-  "prop3": "foo3",
-  "prop4": "foo4",
-  "prop5": "foo5",
-  "prop6": "foo6"
-}
-```
-
 ### Unions_sendInt
 
 - Endpoint: `post /unions/int`
diff --git a/packages/cadl-ranch-specs/http/spread/main.tsp b/packages/cadl-ranch-specs/http/parameters/spread/main.tsp
similarity index 94%
rename from packages/cadl-ranch-specs/http/spread/main.tsp
rename to packages/cadl-ranch-specs/http/parameters/spread/main.tsp
index 199faa01a..71e8208c4 100644
--- a/packages/cadl-ranch-specs/http/spread/main.tsp
+++ b/packages/cadl-ranch-specs/http/parameters/spread/main.tsp
@@ -7,8 +7,8 @@ using Azure.ClientGenerator.Core;
 
 @doc("Test for the spread operator.")
 @supportedBy("dpg")
-@scenarioService("/spread")
-namespace Spread;
+@scenarioService("/parameters/spread")
+namespace Parameters.Spread;
 
 @route("/model")
 @operationGroup
@@ -25,7 +25,7 @@ namespace Model {
   Should generate request body model named `BodyParameter`.
   Should generate an operation like below:
   ```
-  spreadModelAsRequestBody(bodyParameter: BodyParameter)
+  spreadAsRequestBody(bodyParameter: BodyParameter)
   ```
   Note the parameter name is guessed from the model name and it may vary by language.
   
@@ -36,7 +36,7 @@ namespace Model {
   """)
   @route("/request-body")
   @put
-  op spreadModelAsRequestBody(...BodyParameter): NoContentResponse;
+  op spreadAsRequestBody(...BodyParameter): NoContentResponse;
 }
 
 @route("/alias")
diff --git a/packages/cadl-ranch-specs/http/spread/mockapi.ts b/packages/cadl-ranch-specs/http/parameters/spread/mockapi.ts
similarity index 56%
rename from packages/cadl-ranch-specs/http/spread/mockapi.ts
rename to packages/cadl-ranch-specs/http/parameters/spread/mockapi.ts
index aff951d5e..ac5f417f0 100644
--- a/packages/cadl-ranch-specs/http/spread/mockapi.ts
+++ b/packages/cadl-ranch-specs/http/parameters/spread/mockapi.ts
@@ -3,30 +3,30 @@ import { ScenarioMockApi } from "@azure-tools/cadl-ranch-api";
 
 export const Scenarios: Record<string, ScenarioMockApi> = {};
 
-Scenarios.Spread_Model_spreadAsRequestBody = passOnSuccess(
-  mockapi.put("/spread/model/request-body", (req) => {
+Scenarios.Parameters_Spread_Model_spreadAsRequestBody = passOnSuccess(
+  mockapi.put("/parameters/spread/model/request-body", (req) => {
     req.expect.bodyEquals({ name: "foo" });
     return { status: 204 };
   }),
 );
 
-Scenarios.Spread_Alias_spreadAsRequestBody = passOnSuccess(
-  mockapi.put("/spread/alias/request-body", (req) => {
+Scenarios.Parameters_Spread_Alias_spreadAsRequestBody = passOnSuccess(
+  mockapi.put("/parameters/spread/alias/request-body", (req) => {
     req.expect.bodyEquals({ name: "foo" });
     return { status: 204 };
   }),
 );
 
-Scenarios.Spread_Alias_spreadAsRequestParameter = passOnSuccess(
-  mockapi.put("/spread/alias/request-parameter/1", (req) => {
+Scenarios.Parameters_Spread_Alias_spreadAsRequestParameter = passOnSuccess(
+  mockapi.put("/parameters/spread/alias/request-parameter/1", (req) => {
     req.expect.containsHeader("x-ms-test-header", "bar");
     req.expect.bodyEquals({ name: "foo" });
     return { status: 204 };
   }),
 );
 
-Scenarios.Spread_Alias_spreadWithMultipleParameters = passOnSuccess(
-  mockapi.put("/spread/alias/multiple-parameters/1", (req) => {
+Scenarios.Parameters_Spread_Alias_spreadWithMultipleParameters = passOnSuccess(
+  mockapi.put("/parameters/spread/alias/multiple-parameters/1", (req) => {
     req.expect.containsHeader("x-ms-test-header", "bar");
     req.expect.bodyEquals({
       prop1: "foo1",