add-openrouter-support-phi-663

cookbook/llms/openrouter/README.md

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+## OpenRouter
+
+> Note: Fork and clone this repository if needed
+
+1. Create a virtual environment
+
+```shell
+python3 -m venv ~/.venvs/aienv
+source ~/.venvs/aienv/bin/activate
+```
+
+2. Install libraries
+
+```shell
+pip install -U openai phidata
+```
+
+3. Export `OPENROUTER_API_KEY`
+
+```shell
+export OPENROUTER_API_KEY=***
+```
+
+4. Test OpenRouter Assistant
+
+- Streaming
+
+```shell
+python cookbook/llms/openrouter/assistant.py
+```
+
+- Without Streaming
+
+```shell
+python cookbook/llms/openrouter/assistant_stream_off.py
+```
+
+5. Test Structured output
+
+```shell
+python cookbook/llms/openrouter/pydantic_output.py
+```
+
+6. Test function calling
+
+```shell
+python cookbook/llms/openrouter/tool_call.py
+```

cookbook/llms/openrouter/assistant.py

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+from phi.assistant import Assistant
+from phi.llm.openrouter import OpenRouter
+
+assistant = Assistant(
+    llm=OpenRouter(model="mistralai/mistral-7b-instruct:free"),
+    description="You help people with their health and fitness goals.",
+)
+assistant.print_response("Share a 2 sentence quick and healthy breakfast recipe.", markdown=True)

cookbook/llms/openrouter/assistant_stream_off.py

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+from phi.assistant import Assistant
+from phi.llm.openrouter import OpenRouter
+
+assistant = Assistant(
+    llm=OpenRouter(model="mistralai/mistral-7b-instruct:free"),
+    description="You help people with their health and fitness goals.",
+)
+assistant.print_response("Share a 2 sentence quick and healthy breakfast recipe.", markdown=True, stream=False)

cookbook/llms/openrouter/pydantic_output.py

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+from typing import List
+from pydantic import BaseModel, Field
+from rich.pretty import pprint
+from phi.assistant import Assistant
+from phi.llm.openrouter import OpenRouter
+
+
+class MovieScript(BaseModel):
+    setting: str = Field(..., description="Provide a nice setting for a blockbuster movie.")
+    ending: str = Field(..., description="Ending of the movie. If not available, provide a happy ending.")
+    genre: str = Field(
+        ..., description="Genre of the movie. If not available, select action, thriller or romantic comedy."
+    )
+    name: str = Field(..., description="Give a name to this movie")
+    characters: List[str] = Field(..., description="Name of characters for this movie.")
+    storyline: str = Field(..., description="3 sentence storyline for the movie. Make it exciting!")
+
+
+movie_assistant = Assistant(
+    llm=OpenRouter(),
+    description="You help people write movie ideas.",
+    output_model=MovieScript,
+)
+
+pprint(movie_assistant.run("New York"))

cookbook/llms/openrouter/tool_call.py

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+from phi.assistant import Assistant
+from phi.llm.openrouter import OpenRouter
+from phi.tools.duckduckgo import DuckDuckGo
+
+assistant = Assistant(
+    llm=OpenRouter(model="openai/gpt-3.5-turbo"), tools=[DuckDuckGo()], show_tool_calls=True, debug_mode=True
+)
+assistant.print_response("Whats happening in France?", markdown=True, stream=False)

phi/llm/openrouter/__init__.py

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+from phi.llm.openrouter.openrouter import OpenRouter

phi/llm/openrouter/openrouter.py

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+from os import getenv
+from typing import Optional
+
+from phi.llm.openai.like import OpenAILike
+
+
+class OpenRouter(OpenAILike):
+    name: str = "OpenRouter"
+    model: str = "mistralai/mistral-7b-instruct:free"
+    api_key: Optional[str] = getenv("OPENROUTER_API_KEY")
+    base_url: str = "https://openrouter.ai/api/v1"