From d7a765ac4cb264901e2f22df1f9734de8daa4c4c Mon Sep 17 00:00:00 2001
From: Danny Avila <danny@librechat.ai>
Date: Thu, 25 Dec 2025 16:08:49 -0500
Subject: [PATCH] =?UTF-8?q?=F0=9F=AA=99=20feat:=20Update=20GPT-5.1=20and?=
 =?UTF-8?q?=20GPT-5.2=20Token=20Pricing=20(#11101)?=
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---
 api/models/tx.js                 |  2 ++
 api/models/tx.spec.js            | 41 ++++++++++++++++++++++++++++++++
 packages/api/src/utils/tokens.ts |  4 ++++
 3 files changed, 47 insertions(+)

diff --git a/api/models/tx.js b/api/models/tx.js
index aa213d3475..b92ee62bfc 100644
--- a/api/models/tx.js
+++ b/api/models/tx.js
@@ -113,6 +113,8 @@ const tokenValues = Object.assign(
     'gpt-4o-2024-05-13': { prompt: 5, completion: 15 },
     'gpt-4o-mini': { prompt: 0.15, completion: 0.6 },
     'gpt-5': { prompt: 1.25, completion: 10 },
+    'gpt-5.1': { prompt: 1.25, completion: 10 },
+    'gpt-5.2': { prompt: 1.75, completion: 14 },
     'gpt-5-nano': { prompt: 0.05, completion: 0.4 },
     'gpt-5-mini': { prompt: 0.25, completion: 2 },
     'gpt-5-pro': { prompt: 15, completion: 120 },
diff --git a/api/models/tx.spec.js b/api/models/tx.spec.js
index 18030abb21..f70a6af47c 100644
--- a/api/models/tx.spec.js
+++ b/api/models/tx.spec.js
@@ -36,6 +36,19 @@ describe('getValueKey', () => {
     expect(getValueKey('gpt-5-0130')).toBe('gpt-5');
   });
 
+  it('should return "gpt-5.1" for model name containing "gpt-5.1"', () => {
+    expect(getValueKey('gpt-5.1')).toBe('gpt-5.1');
+    expect(getValueKey('gpt-5.1-chat')).toBe('gpt-5.1');
+    expect(getValueKey('gpt-5.1-codex')).toBe('gpt-5.1');
+    expect(getValueKey('openai/gpt-5.1')).toBe('gpt-5.1');
+  });
+
+  it('should return "gpt-5.2" for model name containing "gpt-5.2"', () => {
+    expect(getValueKey('gpt-5.2')).toBe('gpt-5.2');
+    expect(getValueKey('gpt-5.2-chat')).toBe('gpt-5.2');
+    expect(getValueKey('openai/gpt-5.2')).toBe('gpt-5.2');
+  });
+
   it('should return "gpt-3.5-turbo-1106" for model name containing "gpt-3.5-turbo-1106"', () => {
     expect(getValueKey('gpt-3.5-turbo-1106-some-other-info')).toBe('gpt-3.5-turbo-1106');
     expect(getValueKey('openai/gpt-3.5-turbo-1106')).toBe('gpt-3.5-turbo-1106');
@@ -311,6 +324,34 @@ describe('getMultiplier', () => {
     );
   });
 
+  it('should return the correct multiplier for gpt-5.1', () => {
+    expect(getMultiplier({ model: 'gpt-5.1', tokenType: 'prompt' })).toBe(
+      tokenValues['gpt-5.1'].prompt,
+    );
+    expect(getMultiplier({ model: 'gpt-5.1', tokenType: 'completion' })).toBe(
+      tokenValues['gpt-5.1'].completion,
+    );
+    expect(getMultiplier({ model: 'openai/gpt-5.1', tokenType: 'prompt' })).toBe(
+      tokenValues['gpt-5.1'].prompt,
+    );
+    expect(tokenValues['gpt-5.1'].prompt).toBe(1.25);
+    expect(tokenValues['gpt-5.1'].completion).toBe(10);
+  });
+
+  it('should return the correct multiplier for gpt-5.2', () => {
+    expect(getMultiplier({ model: 'gpt-5.2', tokenType: 'prompt' })).toBe(
+      tokenValues['gpt-5.2'].prompt,
+    );
+    expect(getMultiplier({ model: 'gpt-5.2', tokenType: 'completion' })).toBe(
+      tokenValues['gpt-5.2'].completion,
+    );
+    expect(getMultiplier({ model: 'openai/gpt-5.2', tokenType: 'prompt' })).toBe(
+      tokenValues['gpt-5.2'].prompt,
+    );
+    expect(tokenValues['gpt-5.2'].prompt).toBe(1.75);
+    expect(tokenValues['gpt-5.2'].completion).toBe(14);
+  });
+
   it('should return the correct multiplier for gpt-4o', () => {
     const valueKey = getValueKey('gpt-4o-2024-08-06');
     expect(getMultiplier({ valueKey, tokenType: 'prompt' })).toBe(tokenValues['gpt-4o'].prompt);
diff --git a/packages/api/src/utils/tokens.ts b/packages/api/src/utils/tokens.ts
index 12b356c6a7..cc7270de71 100644
--- a/packages/api/src/utils/tokens.ts
+++ b/packages/api/src/utils/tokens.ts
@@ -21,6 +21,8 @@ const openAIModels = {
   'gpt-4.1-mini': 1047576,
   'gpt-4.1-nano': 1047576,
   'gpt-5': 400000,
+  'gpt-5.1': 400000,
+  'gpt-5.2': 400000,
   'gpt-5-mini': 400000,
   'gpt-5-nano': 400000,
   'gpt-5-pro': 400000,
@@ -308,6 +310,8 @@ export const modelMaxOutputs = {
   'o1-mini': 65136, // -500 from max: 65,536
   'o1-preview': 32268, // -500 from max: 32,768
   'gpt-5': 128000,
+  'gpt-5.1': 128000,
+  'gpt-5.2': 128000,
   'gpt-5-mini': 128000,
   'gpt-5-nano': 128000,
   'gpt-5-pro': 128000,