Run Claude Code for Free on Windows with OmniRoute and Google AI Studio (Gemini Flash)

OmniRoute, a free open-source AI gateway, lets developers run Claude Code on Windows without paying for model access by routing its requests through a local endpoint at localhost:20128/v1 to free-tier providers such as Google AI Studio's Gemini Flash. Users install it via npm, connect a provider API key in the dashboard with the "Import only free models" option enabled, then start Claude Code through the gateway with the auto-coding-free profile.

OmniRoute is a free, open-source AI gateway that runs on your own computer. It gives you one local endpoint http://localhost:20128/v1 http://localhost:20128/v1 and connects it to many AI providers, including those with free tiers, such as Google AI Studio Gemini Flash . you install it with npm and start it with omniroute. In its dashboard you connect a provider with your API key and enable “Import only free models”, so only free models are imported. Then omniroute launch --profile auto-coding-free starts Claude Code through OmniRoute. Claude Code sends its requests to OmniRoute, which forwards them to the free models, so you use Claude Code’s workflow without paying for the model.