diff --git a/tools/build_config.py b/tools/build_config.py
index 85b7844..5987059 100644
--- a/tools/build_config.py
+++ b/tools/build_config.py
@@ -13,7 +13,9 @@ class Config:
                     key: [
                         ReplaceQueryIdPlaceholder(split=-1),
                         SetResponsesHeader(suffix=None),
-                        AddParametersOnContent(split=-1),
+                        AddParametersOnContent(
+                            split=-1, contentType="application/json"
+                        ),
                     ]
                     for key in ["default", "user", "user-list", "tweet"]
                 }
@@ -21,7 +23,10 @@ class Config:
                     key: [
                         ReplaceQueryIdPlaceholder(split=-1),
                         SetResponsesHeader(suffix=None),
-                        AddParametersOnParameters(split=-1),
+                        AddParametersOnParameters(
+                            split=-1,
+                            schemaType=None,
+                        ),
                     ]
                     for key in ["post"]
                 }
@@ -40,7 +45,10 @@ class Config:
                         ReplaceQueryIdPlaceholder(split=-1),
                         AddSecuritySchemesOnHeader(split=-1),
                         SetResponsesHeader(suffix=None),
-                        AddParametersOnParametersAsString(split=-1),
+                        AddParametersOnParameters(
+                            split=-1,
+                            schemaType="string",
+                        ),
                     ]
                     for key in ["default", "user", "user-list", "tweet"]
                 }
@@ -49,21 +57,32 @@ class Config:
                         ReplaceQueryIdPlaceholder(split=-1),
                         AddSecuritySchemesOnHeader(split=-1),
                         SetResponsesHeader(suffix=None),
-                        AddParametersOnBody(split=-1),
+                        AddParametersOnBody(
+                            split=-1,
+                            schemaType=None,
+                            contentType="application/json",
+                        ),
                     ]
                     for key in ["post"]
                 }
                 | {
                     key: [
                         SetResponsesHeader(suffix="legacy"),
-                        AddParametersOnParametersAsString(split=2),
+                        AddParametersOnParameters(
+                            split=2,
+                            schemaType="string",
+                        ),
                     ]
                     for key in ["v1.1-get", "v2.0-get"]
                 }
                 | {
                     key: [
                         SetResponsesHeader(suffix="legacy"),
-                        AddParametersOnBody(split=2),
+                        AddParametersOnBody(
+                            split=2,
+                            schemaType="object",
+                            contentType="application/x-www-form-urlencoded",
+                        ),
                     ]
                     for key in ["v1.1-post", "v2.0-post"]
                 },
@@ -74,7 +93,10 @@ class Config:
                     key: [
                         ReplaceQueryIdPlaceholder(split=-1),
                         SetResponsesHeader(suffix=None),
-                        AddParametersOnParametersAsString(split=-1),
+                        AddParametersOnParameters(
+                            split=-1,
+                            schemaType="string",
+                        ),
                     ]
                     for key in ["default", "user", "user-list", "tweet"]
                 }
@@ -82,14 +104,20 @@ class Config:
                     key: [
                         ReplaceQueryIdPlaceholder(split=-1),
                         SetResponsesHeader(suffix=None),
-                        AddParametersOnParametersAsObject(split=-1),
+                        AddParametersOnParameters(
+                            split=-1,
+                            schemaType="object",
+                        ),
                     ]
                     for key in ["post"]
                 }
                 | {
                     key: [
                         SetResponsesHeader(suffix="legacy"),
-                        AddParametersOnParametersAsObject(split=2),
+                        AddParametersOnParameters(
+                            split=2,
+                            schemaType="object",
+                        ),
                     ]
                     for key in ["v1.1-get", "v1.1-post", "v2.0-get", "v2.0-post"]
                 },
@@ -100,7 +128,10 @@ class Config:
                     key: [
                         ReplaceQueryIdPlaceholder(split=-1),
                         SetResponsesHeader(suffix=None),
-                        AddParametersOnParametersAsString(split=-1),
+                        AddParametersOnParameters(
+                            split=-1,
+                            schemaType="string",
+                        ),
                     ]
                     for key in ["default", "user", "user-list", "tweet"]
                 }
@@ -108,14 +139,20 @@ class Config:
                     key: [
                         ReplaceQueryIdPlaceholder(split=-1),
                         SetResponsesHeader(suffix=None),
-                        AddParametersOnParametersAsString(split=-1),
+                        AddParametersOnParameters(
+                            split=-1,
+                            schemaType="string",
+                        ),
                     ]
                     for key in ["post"]
                 }
                 | {
                     key: [
                         SetResponsesHeader(suffix="legacy"),
-                        AddParametersOnParametersAsObject(split=2),
+                        AddParametersOnParameters(
+                            split=2,
+                            schemaType="object",
+                        ),
                     ]
                     for key in ["v1.1-get", "v1.1-post", "v2.0-get", "v2.0-post"]
                 },