Gemini 2.5 Flash Lite and Relace Apply 3 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Gemini 2.5 Flash Lite, from Google, has a 1,048,576-token context window and is priced at $0.10/M tokens input, $0.40/M tokens output on OpenRouter.
Relace Apply 3, from relace, has a 256,000-token context window and is priced at $0.85/M tokens input, $1.25/M tokens output on OpenRouter.