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OpenRouter

LiteLLM supports all the text / chat / vision models from OpenRouter

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Usage​

import os
from litellm import completion
os.environ["OPENROUTER_API_KEY"] = ""

os.environ["OR_SITE_URL"] = "" # optional
os.environ["OR_APP_NAME"] = "" # optional

response = completion(
            model="openrouter/google/palm-2-chat-bison",
            messages=messages,
        )

OpenRouter Completion Models​

Model NameFunction Call
openrouter/openai/gpt-3.5-turbocompletion('openrouter/openai/gpt-3.5-turbo', messages)
openrouter/openai/gpt-3.5-turbo-16kcompletion('openrouter/openai/gpt-3.5-turbo-16k', messages)
openrouter/openai/gpt-4completion('openrouter/openai/gpt-4', messages)
openrouter/openai/gpt-4-32kcompletion('openrouter/openai/gpt-4-32k', messages)
openrouter/anthropic/claude-2completion('openrouter/anthropic/claude-2', messages)
openrouter/anthropic/claude-instant-v1completion('openrouter/anthropic/claude-instant-v1', messages)
openrouter/google/palm-2-chat-bisoncompletion('openrouter/google/palm-2-chat-bison', messages)
openrouter/google/palm-2-codechat-bisoncompletion('openrouter/google/palm-2-codechat-bison', messages)
openrouter/meta-llama/llama-2-13b-chatcompletion('openrouter/meta-llama/llama-2-13b-chat', messages)
openrouter/meta-llama/llama-2-70b-chatcompletion('openrouter/meta-llama/llama-2-70b-chat', messages)

Passing OpenRouter Params - transforms, models, route​

Pass transforms, models, routeas arguments to litellm.completion()

import os
from litellm import completion
os.environ["OPENROUTER_API_KEY"] = ""

response = completion(
            model="openrouter/google/palm-2-chat-bison",
            messages=messages,
            transforms = [""],
            route= ""
        )