diff --git a/packages/llamaindex/package.json b/packages/llamaindex/package.json
index ddd1206f8e3b364d748abdfebb9cc0d7a70553b4..8f8f228ea3a0a9b9d84017ed96fb4537a6f68960 100644
--- a/packages/llamaindex/package.json
+++ b/packages/llamaindex/package.json
@@ -56,7 +56,7 @@
     "md-utils-ts": "^2.0.0",
     "mongodb": "^6.7.0",
     "notion-md-crawler": "^1.0.0",
-    "openai": "^4.57.0",
+    "openai": "^4.60.0",
     "papaparse": "^5.4.1",
     "pathe": "^1.1.2",
     "portkey-ai": "0.1.16",
diff --git a/packages/llamaindex/src/llm/openai.ts b/packages/llamaindex/src/llm/openai.ts
index eb8ac39c1788c0dfc49f7969bcf935be1b355e71..1a5b237a160d346465a05402611e79381e92cd2f 100644
--- a/packages/llamaindex/src/llm/openai.ts
+++ b/packages/llamaindex/src/llm/openai.ts
@@ -97,6 +97,9 @@ export function getOpenAISession(
 }
 
 export const GPT4_MODELS = {
+  "chatgpt-4o-latest": {
+    contextWindow: 128000,
+  },
   "gpt-4": { contextWindow: 8192 },
   "gpt-4-32k": { contextWindow: 32768 },
   "gpt-4-32k-0613": { contextWindow: 32768 },
@@ -129,12 +132,28 @@ export const GPT35_MODELS = {
   "gpt-3.5-turbo-0301": { contextWindow: 16385 },
 };
 
+export const O1_MODELS = {
+  "o1-preview": {
+    contextWindow: 128000,
+  },
+  "o1-preview-2024-09-12": {
+    contextWindow: 128000,
+  },
+  "o1-mini": {
+    contextWindow: 128000,
+  },
+  "o1-mini-2024-09-12": {
+    contextWindow: 128000,
+  },
+};
+
 /**
  * We currently support GPT-3.5 and GPT-4 models
  */
 export const ALL_AVAILABLE_OPENAI_MODELS = {
   ...GPT4_MODELS,
   ...GPT35_MODELS,
+  ...O1_MODELS,
 } satisfies Record<ChatModel, { contextWindow: number }>;
 
 export function isFunctionCallingModel(llm: LLM): llm is OpenAI {
@@ -148,7 +167,8 @@ export function isFunctionCallingModel(llm: LLM): llm is OpenAI {
   }
   const isChatModel = Object.keys(ALL_AVAILABLE_OPENAI_MODELS).includes(model);
   const isOld = model.includes("0314") || model.includes("0301");
-  return isChatModel && !isOld;
+  const isO1 = model.startsWith("o1");
+  return isChatModel && !isOld && !isO1;
 }
 
 export type OpenAIAdditionalMetadata = {};
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index fe9dd4dd294d95ff4b5417c7dc21ba063e9ba884..c7ed08d7392b6c652f19cfdfa4996fb516f08a10 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -152,7 +152,7 @@ importers:
         version: 2.4.6
       chromadb:
         specifier: ^1.8.1
-        version: 1.8.1(@google/generative-ai@0.12.0)(cohere-ai@7.13.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0))(encoding@0.1.13))(encoding@0.1.13)(openai@4.57.0(encoding@0.1.13)(zod@3.23.8))
+        version: 1.8.1(@google/generative-ai@0.12.0)(cohere-ai@7.13.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0))(encoding@0.1.13))(encoding@0.1.13)(openai@4.60.0(encoding@0.1.13)(zod@3.23.8))
       commander:
         specifier: ^12.1.0
         version: 12.1.0
@@ -167,7 +167,7 @@ importers:
         version: link:../packages/llamaindex
       mongodb:
         specifier: ^6.7.0
-        version: 6.8.0(@aws-sdk/credential-providers@3.637.0)
+        version: 6.8.0(@aws-sdk/credential-providers@3.637.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0)))
       pathe:
         specifier: ^1.1.2
         version: 1.1.2
@@ -276,7 +276,7 @@ importers:
         version: 1.1.0(@types/react@18.3.5)(react@18.3.1)
       ai:
         specifier: ^3.3.21
-        version: 3.3.21(openai@4.57.0(zod@3.23.8))(react@18.3.1)(sswr@2.1.0(svelte@4.2.19))(svelte@4.2.19)(vue@3.4.38(typescript@5.5.4))(zod@3.23.8)
+        version: 3.3.21(openai@4.60.0(zod@3.23.8))(react@18.3.1)(sswr@2.1.0(svelte@4.2.19))(svelte@4.2.19)(vue@3.4.38(typescript@5.5.4))(zod@3.23.8)
       class-variance-authority:
         specifier: ^0.7.0
         version: 0.7.0
@@ -554,7 +554,7 @@ importers:
         version: 4.7.0
       chromadb:
         specifier: 1.8.1
-        version: 1.8.1(@google/generative-ai@0.12.0)(cohere-ai@7.13.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0))(encoding@0.1.13))(encoding@0.1.13)(openai@4.57.0(encoding@0.1.13)(zod@3.23.8))
+        version: 1.8.1(@google/generative-ai@0.12.0)(cohere-ai@7.13.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0))(encoding@0.1.13))(encoding@0.1.13)(openai@4.60.0(encoding@0.1.13)(zod@3.23.8))
       cohere-ai:
         specifier: 7.13.0
         version: 7.13.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0))(encoding@0.1.13)
@@ -581,13 +581,13 @@ importers:
         version: 2.0.0
       mongodb:
         specifier: ^6.7.0
-        version: 6.8.0(@aws-sdk/credential-providers@3.637.0)
+        version: 6.8.0(@aws-sdk/credential-providers@3.637.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0)))
       notion-md-crawler:
         specifier: ^1.0.0
         version: 1.0.0(encoding@0.1.13)
       openai:
-        specifier: ^4.57.0
-        version: 4.57.0(encoding@0.1.13)(zod@3.23.8)
+        specifier: ^4.60.0
+        version: 4.60.0(encoding@0.1.13)(zod@3.23.8)
       papaparse:
         specifier: ^5.4.1
         version: 5.4.1
@@ -700,7 +700,7 @@ importers:
     dependencies:
       ai:
         specifier: ^3.3.21
-        version: 3.3.21(openai@4.57.0(zod@3.23.8))(react@18.3.1)(sswr@2.1.0(svelte@4.2.19))(svelte@4.2.19)(vue@3.4.38(typescript@5.5.4))(zod@3.23.8)
+        version: 3.3.21(openai@4.60.0(zod@3.23.8))(react@18.3.1)(sswr@2.1.0(svelte@4.2.19))(svelte@4.2.19)(vue@3.4.38(typescript@5.5.4))(zod@3.23.8)
       llamaindex:
         specifier: workspace:*
         version: link:../../..
@@ -8388,6 +8388,15 @@ packages:
       zod:
         optional: true
 
+  openai@4.60.0:
+    resolution: {integrity: sha512-U/wNmrUPdfsvU1GrKRP5mY5YHR3ev6vtdfNID6Sauz+oquWD8r+cXPL1xiUlYniosPKajy33muVHhGS/9/t6KA==}
+    hasBin: true
+    peerDependencies:
+      zod: ^3.23.8
+    peerDependenciesMeta:
+      zod:
+        optional: true
+
   opener@1.5.2:
     resolution: {integrity: sha512-ur5UIdyw5Y7yEj9wLzhqXiy6GZ3Mwx0yGI+5sMn2r0N0v3cKJvUmFH5yPP+WXh9e0xfyzyJX95D8l088DNFj7A==}
     hasBin: true
@@ -15966,7 +15975,7 @@ snapshots:
       clean-stack: 2.2.0
       indent-string: 4.0.0
 
-  ai@3.3.21(openai@4.57.0(zod@3.23.8))(react@18.3.1)(sswr@2.1.0(svelte@4.2.19))(svelte@4.2.19)(vue@3.4.38(typescript@5.5.4))(zod@3.23.8):
+  ai@3.3.21(openai@4.60.0(zod@3.23.8))(react@18.3.1)(sswr@2.1.0(svelte@4.2.19))(svelte@4.2.19)(vue@3.4.38(typescript@5.5.4))(zod@3.23.8):
     dependencies:
       '@ai-sdk/provider': 0.0.22
       '@ai-sdk/provider-utils': 1.0.17(zod@3.23.8)
@@ -15983,7 +15992,7 @@ snapshots:
       secure-json-parse: 2.7.0
       zod-to-json-schema: 3.23.2(zod@3.23.8)
     optionalDependencies:
-      openai: 4.57.0(zod@3.23.8)
+      openai: 4.60.0(zod@3.23.8)
       react: 18.3.1
       sswr: 2.1.0(svelte@4.2.19)
       svelte: 4.2.19
@@ -16660,14 +16669,14 @@ snapshots:
 
   chownr@2.0.0: {}
 
-  chromadb@1.8.1(@google/generative-ai@0.12.0)(cohere-ai@7.13.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0))(encoding@0.1.13))(encoding@0.1.13)(openai@4.57.0(encoding@0.1.13)(zod@3.23.8)):
+  chromadb@1.8.1(@google/generative-ai@0.12.0)(cohere-ai@7.13.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0))(encoding@0.1.13))(encoding@0.1.13)(openai@4.60.0(encoding@0.1.13)(zod@3.23.8)):
     dependencies:
       cliui: 8.0.1
       isomorphic-fetch: 3.0.0(encoding@0.1.13)
     optionalDependencies:
       '@google/generative-ai': 0.12.0
       cohere-ai: 7.13.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0))(encoding@0.1.13)
-      openai: 4.57.0(encoding@0.1.13)(zod@3.23.8)
+      openai: 4.60.0(encoding@0.1.13)(zod@3.23.8)
     transitivePeerDependencies:
       - encoding
 
@@ -17755,6 +17764,16 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
+  eslint-module-utils@2.8.2(@typescript-eslint/parser@8.3.0(eslint@8.57.0)(typescript@5.5.4))(eslint-import-resolver-node@0.3.9)(eslint@8.57.0):
+    dependencies:
+      debug: 3.2.7
+    optionalDependencies:
+      '@typescript-eslint/parser': 8.3.0(eslint@8.57.0)(typescript@5.5.4)
+      eslint: 8.57.0
+      eslint-import-resolver-node: 0.3.9
+    transitivePeerDependencies:
+      - supports-color
+
   eslint-plugin-import@2.29.1(@typescript-eslint/parser@8.3.0(eslint@8.57.0)(typescript@5.5.4))(eslint@8.57.0):
     dependencies:
       array-includes: 3.1.8
@@ -17765,7 +17784,7 @@ snapshots:
       doctrine: 2.1.0
       eslint: 8.57.0
       eslint-import-resolver-node: 0.3.9
-      eslint-module-utils: 2.8.2(@typescript-eslint/parser@7.2.0(eslint@8.57.0)(typescript@5.5.4))(eslint-import-resolver-node@0.3.9)(eslint-import-resolver-typescript@3.6.3(@typescript-eslint/parser@7.2.0(eslint@8.57.0)(typescript@5.5.4))(eslint-import-resolver-node@0.3.9)(eslint-plugin-import@2.29.1)(eslint@8.57.0))(eslint@8.57.0)
+      eslint-module-utils: 2.8.2(@typescript-eslint/parser@8.3.0(eslint@8.57.0)(typescript@5.5.4))(eslint-import-resolver-node@0.3.9)(eslint@8.57.0)
       hasown: 2.0.2
       is-core-module: 2.15.1
       is-glob: 4.0.3
@@ -20493,7 +20512,7 @@ snapshots:
     optionalDependencies:
       '@aws-sdk/credential-providers': 3.637.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0))
 
-  mongodb@6.8.0(@aws-sdk/credential-providers@3.637.0):
+  mongodb@6.8.0(@aws-sdk/credential-providers@3.637.0(@aws-sdk/client-sso-oidc@3.637.0(@aws-sdk/client-sts@3.637.0))):
     dependencies:
       '@mongodb-js/saslprep': 1.1.7
       bson: 6.8.0
@@ -20923,7 +20942,23 @@ snapshots:
     transitivePeerDependencies:
       - encoding
 
-  openai@4.57.0(zod@3.23.8):
+  openai@4.60.0(encoding@0.1.13)(zod@3.23.8):
+    dependencies:
+      '@types/node': 18.19.47
+      '@types/node-fetch': 2.6.11
+      '@types/qs': 6.9.15
+      abort-controller: 3.0.0
+      agentkeepalive: 4.5.0
+      form-data-encoder: 1.7.2
+      formdata-node: 4.4.1
+      node-fetch: 2.7.0(encoding@0.1.13)
+      qs: 6.13.0
+    optionalDependencies:
+      zod: 3.23.8
+    transitivePeerDependencies:
+      - encoding
+
+  openai@4.60.0(zod@3.23.8):
     dependencies:
       '@types/node': 18.19.47
       '@types/node-fetch': 2.6.11
@@ -23348,7 +23383,7 @@ snapshots:
 
   union@0.5.0:
     dependencies:
-      qs: 6.11.2
+      qs: 6.13.0
 
   unique-string@3.0.0:
     dependencies: