diff --git a/docs/openai-models.md b/docs/openai-models.md
index 2a1aadb..67c0dfc 100644
--- a/docs/openai-models.md
+++ b/docs/openai-models.md
@@ -57,6 +57,7 @@ OpenAI Chat: o1-2024-12-17
 OpenAI Chat: o1-preview
 OpenAI Chat: o1-mini
 OpenAI Chat: o3-mini
+OpenAI Chat: o3
 OpenAI Completion: gpt-3.5-turbo-instruct (aliases: 3.5-instruct, chatgpt-instruct)
 ```
 <!-- [[[end]]] -->
diff --git a/docs/usage.md b/docs/usage.md
index 89e9b06..eac79fe 100644
--- a/docs/usage.md
+++ b/docs/usage.md
@@ -916,6 +916,25 @@ OpenAI Chat: o3-mini
   Keys:
     key: openai
     env_var: OPENAI_API_KEY
+OpenAI Chat: o3
+  Options:
+    temperature: float
+    max_tokens: int
+    top_p: float
+    frequency_penalty: float
+    presence_penalty: float
+    stop: str
+    logit_bias: dict, str
+    seed: int
+    json_object: boolean
+    reasoning_effort: str
+  Features:
+  - streaming
+  - schemas
+  - async
+  Keys:
+    key: openai
+    env_var: OPENAI_API_KEY
 OpenAI Completion: gpt-3.5-turbo-instruct (aliases: 3.5-instruct, chatgpt-instruct)
   Options:
     temperature: float
diff --git a/llm/default_plugins/openai_models.py b/llm/default_plugins/openai_models.py
index 26d01e8..79a6755 100644
--- a/llm/default_plugins/openai_models.py
+++ b/llm/default_plugins/openai_models.py
@@ -117,6 +117,10 @@ def register_models(register):
         Chat("o3-mini", reasoning=True, supports_schema=True),
         AsyncChat("o3-mini", reasoning=True, supports_schema=True),
     )
+    register(
+        Chat("o3", reasoning=True, supports_schema=True),
+        AsyncChat("o3", reasoning=True, supports_schema=True),
+    )
     # The -instruct completion model
     register(
         Completion("gpt-3.5-turbo-instruct", default_max_tokens=256),