Anthropic

LiteLLM supports

• claude-2.1
• claude-2.1
• claude-instant-1
• claude-instant-1.2

API Keys

import os 

os.environ["ANTHROPIC_API_KEY"] = "your-api-key"

Sample Usage

import os
from litellm import completion 

# set env - [OPTIONAL] replace with your anthropic key
os.environ["ANTHROPIC_API_KEY"] = "your-api-key" 

messages = [{"role": "user", "content": "Hey! how's it going?"}]
response = completion(model="claude-instant-1", messages=messages)
print(response)

streaming

Just set stream=True when calling completion.

import os
from litellm import completion 

# set env 
os.environ["ANTHROPIC_API_KEY"] = "your-api-key" 

messages = [{"role": "user", "content": "Hey! how's it going?"}]
response = completion(model="claude-instant-1", messages=messages, stream=True)
for chunk in response:
    print(chunk["choices"][0]["delta"]["content"])  # same as openai format

Model Details

Model Name	Function Call	Required OS Variables
claude-2.1	completion('claude-2.1', messages)	os.environ['ANTHROPIC_API_KEY']
claude-2	completion('claude-2', messages)	os.environ['ANTHROPIC_API_KEY']
claude-instant-1	completion('claude-instant-1', messages)	os.environ['ANTHROPIC_API_KEY']
claude-instant-1.2	completion('claude-instant-1.2', messages)	os.environ['ANTHROPIC_API_KEY']