diff --git a/packages/agent-bridge/src/index.ts b/packages/agent-bridge/src/index.ts
index 6c3ea31..5357253 100644
--- a/packages/agent-bridge/src/index.ts
+++ b/packages/agent-bridge/src/index.ts
@@ -48,6 +48,21 @@ export interface AgentBridgePresenceInput {
   avatar?: string;
 }
 
+export type EditV2BlockOp =
+  | { op: 'replace_block'; ref: string; block: { markdown: string } }
+  | { op: 'insert_after'; ref: string; blocks: Array<{ markdown: string }> }
+  | { op: 'insert_before'; ref: string; blocks: Array<{ markdown: string }> }
+  | { op: 'delete_block'; ref: string }
+  | { op: 'replace_range'; fromRef: string; toRef: string; blocks: Array<{ markdown: string }> }
+  | { op: 'find_replace_in_block'; ref: string; find: string; replace: string; occurrence?: 'first' | 'all' };
+
+export interface EditV2Input {
+  by: string;
+  baseRevision: number;
+  operations: EditV2BlockOp[];
+  idempotencyKey?: string;
+}
+
 export interface AgentProviderMessage {
   role: 'system' | 'user' | 'assistant' | 'tool';
   content: string;
@@ -267,6 +282,16 @@ export function createAgentBridgeClient(config: AgentBridgeClientConfig) {
         ...options,
       });
     },
+    editV2<T = unknown>(slug: string, input: EditV2Input, options: AgentBridgeRequestOptions = {}): Promise<T> {
+      return requestJson<T>(config, `${documentBasePath(slug)}/edit/v2`, {
+        method: 'POST',
+        body: JSON.stringify(input),
+        headers: {
+          ...(input.idempotencyKey ? { 'Idempotency-Key': input.idempotencyKey } : {}),
+        },
+        ...options,
+      });
+    },
   };
 }