From c7b5dcd28fe2b0f2cfa844c7f7c616f4f5657145 Mon Sep 17 00:00:00 2001
From: Tommaso Sciortino <sciortino@gmail.com>
Date: Thu, 20 Nov 2025 11:43:35 -0800
Subject: [PATCH] Change default compress threshold to 0.5 for api key users
 (#13517)

---
 docs/get-started/configuration.md                    | 2 +-
 packages/cli/src/config/settingsSchema.ts            | 2 +-
 packages/core/src/services/chatCompressionService.ts | 2 +-
 schemas/settings.schema.json                         | 4 ++--
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/docs/get-started/configuration.md b/docs/get-started/configuration.md
index 9565ed2e06..1d09e00548 100644
--- a/docs/get-started/configuration.md
+++ b/docs/get-started/configuration.md
@@ -304,7 +304,7 @@ their corresponding top-level category object in your `settings.json` file.
 - **`model.compressionThreshold`** (number):
   - **Description:** The fraction of context usage at which to trigger context
     compression (e.g. 0.2, 0.3).
-  - **Default:** `0.7`
+  - **Default:** `0.5`
   - **Requires restart:** Yes
 
 - **`model.skipNextSpeakerCheck`** (boolean):
diff --git a/packages/cli/src/config/settingsSchema.ts b/packages/cli/src/config/settingsSchema.ts
index 260d057203..8bde95604c 100644
--- a/packages/cli/src/config/settingsSchema.ts
+++ b/packages/cli/src/config/settingsSchema.ts
@@ -693,7 +693,7 @@ const SETTINGS_SCHEMA = {
         label: 'Compression Threshold',
         category: 'Model',
         requiresRestart: true,
-        default: 0.7 as number,
+        default: 0.5 as number,
         description:
           'The fraction of context usage at which to trigger context compression (e.g. 0.2, 0.3).',
         showInDialog: true,
diff --git a/packages/core/src/services/chatCompressionService.ts b/packages/core/src/services/chatCompressionService.ts
index b51a2031ac..1c7868f8b3 100644
--- a/packages/core/src/services/chatCompressionService.ts
+++ b/packages/core/src/services/chatCompressionService.ts
@@ -19,7 +19,7 @@ import { getInitialChatHistory } from '../utils/environmentContext.js';
  * Default threshold for compression token count as a fraction of the model's
  * token limit. If the chat history exceeds this threshold, it will be compressed.
  */
-export const DEFAULT_COMPRESSION_TOKEN_THRESHOLD = 0.7;
+export const DEFAULT_COMPRESSION_TOKEN_THRESHOLD = 0.5;
 
 /**
  * The fraction of the latest chat history to keep. A value of 0.3
diff --git a/schemas/settings.schema.json b/schemas/settings.schema.json
index 20f2d5d3ff..03ce51a6a6 100644
--- a/schemas/settings.schema.json
+++ b/schemas/settings.schema.json
@@ -419,8 +419,8 @@
         "compressionThreshold": {
           "title": "Compression Threshold",
           "description": "The fraction of context usage at which to trigger context compression (e.g. 0.2, 0.3).",
-          "markdownDescription": "The fraction of context usage at which to trigger context compression (e.g. 0.2, 0.3).\n\n- Category: `Model`\n- Requires restart: `yes`\n- Default: `0.7`",
-          "default": 0.7,
+          "markdownDescription": "The fraction of context usage at which to trigger context compression (e.g. 0.2, 0.3).\n\n- Category: `Model`\n- Requires restart: `yes`\n- Default: `0.5`",
+          "default": 0.5,
           "type": "number"
         },
         "skipNextSpeakerCheck": {