diff --git a/openapi.json b/openapi.json
index f8011b6..d1fec9d 100644
--- a/openapi.json
+++ b/openapi.json
@@ -217,48 +217,6 @@
         }
       }
     },
-    "/threads/{thread_id}/state/checkpoint": {
-      "post": {
-        "tags": [
-          "Threads"
-        ],
-        "summary": "Get Thread State At Checkpoint",
-        "description": "Get state for a thread at a specific checkpoint.",
-        "operationId": "post_thread_state_at_checkpoint_threads__thread_id__state__checkpoint_id__get",
-        "requestBody": {
-          "content": {
-            "application/json": {
-              "schema": {
-                "$ref": "#/components/schemas/ThreadStateCheckpointRequest"
-              }
-            }
-          },
-          "required": true
-        },
-        "responses": {
-          "200": {
-            "description": "Success",
-            "content": {
-              "application/json": {
-                "schema": {
-                  "$ref": "#/components/schemas/ThreadState"
-                }
-              }
-            }
-          },
-          "422": {
-            "description": "Validation Error",
-            "content": {
-              "application/json": {
-                "schema": {
-                  "$ref": "#/components/schemas/ErrorResponse"
-                }
-              }
-            }
-          }
-        }
-      }
-    },
     "/threads/{thread_id}/history": {
       "get": {
         "tags": [
@@ -326,64 +284,6 @@
             }
           }
         }
-      },
-      "post": {
-        "tags": [
-          "Threads"
-        ],
-        "summary": "Get Thread History Post",
-        "description": "Get all past states for a thread.",
-        "operationId": "get_thread_history_post_threads__thread_id__history_post",
-        "parameters": [
-          {
-            "description": "The ID of the thread.",
-            "required": true,
-            "schema": {
-              "type": "string",
-              "format": "uuid",
-              "title": "Thread Id",
-              "description": "The ID of the thread."
-            },
-            "name": "thread_id",
-            "in": "path"
-          }
-        ],
-        "requestBody": {
-          "content": {
-            "application/json": {
-              "schema": {
-                "$ref": "#/components/schemas/ThreadStateSearch"
-              }
-            }
-          },
-          "required": true
-        },
-        "responses": {
-          "200": {
-            "description": "Success",
-            "content": {
-              "application/json": {
-                "schema": {
-                  "items": {
-                    "$ref": "#/components/schemas/ThreadState"
-                  },
-                  "type": "array",
-                  "title": "Response Get Thread History Post Threads  Thread Id  History Post"
-                }
-              }
-            }
-          },
-          "422": {
-            "description": "Validation Error",
-            "content": {
-              "application/json": {
-                "schema": {
-                  "$ref": "#/components/schemas/ErrorResponse"
-                }
-              }
-            }
-          }
-        }
       }
     },
     "/threads/{thread_id}/copy": {
@@ -1575,12 +1475,6 @@
             ],
             "description": "The assistant ID or graph name to run. If using graph name, will default to first assistant created from that graph."
           },
-          "checkpoint": {
-            "type": "object",
-            "title": "Checkpoint",
-            "description": "The checkpoint to resume from.",
-            "$ref": "#/components/schemas/CheckpointConfig"
-          },
           "input": {
             "anyOf": [
               {
@@ -1900,26 +1794,6 @@
         "title": "ThreadPatch",
         "description": "Payload for creating a thread."
       },
-      "ThreadStateCheckpointRequest": {
-        "properties": {
-          "checkpoint": {
-            "$ref": "#/components/schemas/CheckpointConfig",
-            "title": "Checkpoint",
-            "description": "The checkpoint to get the state for."
-          },
-          "subgraphs": {
-            "type": "boolean",
-            "title": "Subgraphs",
-            "description": "Include subgraph states."
-          }
-        },
-        "required": [
-          "checkpoint"
-        ],
-        "type": "object",
-        "title": "ThreadStateCheckpointRequest",
-        "description": "Payload for getting the state of a thread at a checkpoint."
-      },
       "ThreadState": {
         "properties": {
           "values": {
@@ -2006,45 +1880,10 @@
         ],
         "title": "ThreadState"
       },
-      "ThreadStateSearch": {
-        "properties": {
-          "limit": {
-            "type": "integer",
-            "title": "Limit",
-            "description": "The maximum number of states to return.",
-            "default": 10,
-            "maximum": 1000,
-            "minimum": 1
-          },
-          "before": {
-            "title": "Before",
-            "description": "Return states before this checkpoint.",
-            "$ref": "#/components/schemas/CheckpointConfig"
-          },
-          "metadata": {
-            "type": "object",
-            "title": "Metadata",
-            "description": "Filter states by metadata key-value pairs."
-          },
-          "checkpoint": {
-            "$ref": "#/components/schemas/CheckpointConfig",
-            "title": "Checkpoint",
-            "description": "Return states for this subgraph."
-          }
-        },
-        "type": "object",
-        "title": "ThreadStateSearch"
-      },
       "ThreadStateUpdate": {
         "properties": {
           "values": {
             "anyOf": [
-              {
-                "items": {
-                  "type": "object"
-                },
-                "type": "array"
-              },
               {
                 "type": "object"
               },
@@ -2059,11 +1898,6 @@
             "$ref": "#/components/schemas/CheckpointConfig",
             "title": "Checkpoint",
             "description": "The checkpoint to update the state of."
-          },
-          "as_node": {
-            "type": "string",
-            "title": "As Node",
-            "description": "Update the state as if this node had just executed."
           }
         },
         "type": "object",