From 4ed88a91bf93bd8b42aba419b468ee17c07fb2e9 Mon Sep 17 00:00:00 2001
From: Kwaroran <amasio1234@proton.me>
Date: Sun, 25 May 2025 21:59:32 +0900
Subject: [PATCH] Add claude 1 hour caching

---
 src/lang/en.ts                    |  2 +-
 src/ts/process/request.ts         | 29 +++++++++++++++++++++++++----
 src/ts/storage/database.svelte.ts |  1 +
 3 files changed, 27 insertions(+), 5 deletions(-)

diff --git a/src/lang/en.ts b/src/lang/en.ts
index 333169f2..e775744f 100644
--- a/src/lang/en.ts
+++ b/src/lang/en.ts
@@ -1130,5 +1130,5 @@ export const languageEnglish = {
     promptInfoEmptyText: "No prompt text has been saved.",
     escapeOutput: "Escape Output",
     claudeBatching: "Claude Batching",
-    
+    claude1HourCaching: "Claude 1 Hour Caching",    
 }
diff --git a/src/ts/process/request.ts b/src/ts/process/request.ts
index a70731b3..85e6e036 100644
--- a/src/ts/process/request.ts
+++ b/src/ts/process/request.ts
@@ -2949,7 +2949,10 @@ async function requestClaude(arg:RequestDataArgumentExtended):Promise<requestDat
     interface Claude3TextBlock {
         type: 'text',
         text: string,
-        cache_control?: {"type": "ephemeral"}
+        cache_control?: {
+            "type": "ephemeral",
+            "ttl"?: "5m" | "1h"
+        }
     }
 
     interface Claude3ImageBlock {
@@ -2959,7 +2962,10 @@ async function requestClaude(arg:RequestDataArgumentExtended):Promise<requestDat
             media_type: string,
             data: string
         }
-        cache_control?: {"type": "ephemeral"}
+        cache_control?: {
+            "type": "ephemeral"
+            "ttl"?: "5m" | "1h"
+        }
     }
 
     type Claude3ContentBlock = Claude3TextBlock|Claude3ImageBlock
@@ -3024,8 +3030,17 @@ async function requestClaude(arg:RequestDataArgumentExtended):Promise<requestDat
                 }
             }
             if(chat.cache){
-                content[content.length-1].cache_control = {
-                    type: 'ephemeral'
+
+                if(db.claude1HourCaching){
+                    content[content.length-1].cache_control = {
+                        type: 'ephemeral',
+                        ttl: "1h"
+                    }
+                }
+                else{
+                    content[content.length-1].cache_control = {
+                        type: 'ephemeral'
+                    }
                 }
             }
             claudeChat[claudeChat.length-1].content = content
@@ -3317,6 +3332,11 @@ async function requestClaude(arg:RequestDataArgumentExtended):Promise<requestDat
         betas.push('output-128k-2025-02-19')
     }
 
+
+    if(db.claude1HourCaching){
+        betas.push('extended-cache-ttl-2025-04-11')
+    }
+
     if(betas.length > 0){
         headers['anthropic-beta'] = betas.join(',')
     }
@@ -3325,6 +3345,7 @@ async function requestClaude(arg:RequestDataArgumentExtended):Promise<requestDat
         headers['anthropic-dangerous-direct-browser-access'] = 'true'
     }
 
+
     if(arg.previewBody){
         return {
             type: 'success',
diff --git a/src/ts/storage/database.svelte.ts b/src/ts/storage/database.svelte.ts
index 47d6e974..57d8384f 100644
--- a/src/ts/storage/database.svelte.ts
+++ b/src/ts/storage/database.svelte.ts
@@ -1033,6 +1033,7 @@ export interface Database{
     promptInfoInsideChat:boolean
     promptTextInfoInsideChat:boolean
     claudeBatching:boolean
+    claude1HourCaching:boolean
 }
 
 interface SeparateParameters{