docs add claude-4 models

Author: ishaan-jaff

docs/my-website/docs/providers/anthropic.md

@@ -4,6 +4,8 @@ import TabItem from '@theme/TabItem';
 # Anthropic
 LiteLLM supports all anthropic models.
 
+- `claude-4` (`claude-opus-4-20250514`, `claude-sonnet-4-20250514`)
+- `claude-3.7` (`claude-3-7-sonnet-20250219`)
 - `claude-3.5` (`claude-3-5-sonnet-20240620`)
 - `claude-3` (`claude-3-haiku-20240307`, `claude-3-opus-20240229`, `claude-3-sonnet-20240229`)
 - `claude-2`
@@ -64,7 +66,7 @@ from litellm import completion
 os.environ["ANTHROPIC_API_KEY"] = "your-api-key"
 
 messages = [{"role": "user", "content": "Hey! how's it going?"}]
-response = completion(model="claude-3-opus-20240229", messages=messages)
+response = completion(model="claude-opus-4-20250514", messages=messages)
 print(response)
 ```
 
@@ -80,7 +82,7 @@ from litellm import completion
 os.environ["ANTHROPIC_API_KEY"] = "your-api-key"
 
 messages = [{"role": "user", "content": "Hey! how's it going?"}]
-response = completion(model="claude-3-opus-20240229", messages=messages, stream=True)
+response = completion(model="claude-opus-4-20250514", messages=messages, stream=True)
 for chunk in response:
  print(chunk["choices"][0]["delta"]["content"]) # same as openai format
 ```
@@ -102,9 +104,9 @@ export ANTHROPIC_API_KEY="your-api-key"
 
 ```yaml
 model_list:
- - model_name: claude-3 ### RECEIVED MODEL NAME ###
+ - model_name: claude-4 ### RECEIVED MODEL NAME ###
  litellm_params: # all params accepted by litellm.completion() - https://docs.litellm.ai/docs/completion/input
- model: claude-3-opus-20240229 ### MODEL NAME sent to `litellm.completion()` ###
+ model: claude-opus-4-20250514 ### MODEL NAME sent to `litellm.completion()` ###
  api_key: "os.environ/ANTHROPIC_API_KEY" # does os.getenv("AZURE_API_KEY_EU")
 ```
 
@@ -156,7 +158,7 @@ curl --location 'http://0.0.0.0:4000/chat/completions' \
 <TabItem value="cli" label="cli">
 
 ```bash
-$ litellm --model claude-3-opus-20240229
+$ litellm --model claude-opus-4-20250514
 
 # Server running on http://0.0.0.0:4000
 ```
@@ -244,6 +246,9 @@ print(response)
 
 | Model Name | Function Call |
 |------------------|--------------------------------------------|
+| claude-opus-4 | `completion('claude-opus-4-20250514', messages)` | `os.environ['ANTHROPIC_API_KEY']` |
+| claude-sonnet-4 | `completion('claude-sonnet-4-20250514', messages)` | `os.environ['ANTHROPIC_API_KEY']` |
+| claude-3.7 | `completion('claude-3-7-sonnet-20250219', messages)` | `os.environ['ANTHROPIC_API_KEY']` |
 | claude-3-5-sonnet | `completion('claude-3-5-sonnet-20240620', messages)` | `os.environ['ANTHROPIC_API_KEY']` |
 | claude-3-haiku | `completion('claude-3-haiku-20240307', messages)` | `os.environ['ANTHROPIC_API_KEY']` |
 | claude-3-opus | `completion('claude-3-opus-20240229', messages)` | `os.environ['ANTHROPIC_API_KEY']` |