Describe the feature

SWE-Agent: Adding Support for OpenRouter

Overview

OpenRouter is a platform that provides access to various language models, similar in concept to LiteLM. While it would be beneficial to also integrate LiteLM in the future, this effort primarily focuses on enabling the use of OpenRouter models within SWE-Agent.

OpenRouter Docs

https://openrouter.ai/docs

Motivation

OpenRouter has gained traction as a versatile language model provider, offering access to a diverse range of models from different sources.

Implementation

The main changes reside in the models.py file, located at SWE-agent/sweagent/agent/models.py. This file handles the integration of different language model providers within this project.

Potential Solutions

Implement OpenRouter