Claude Opus 4.8 (Fast) and MiniMax M2.7 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Claude Opus 4.8 (Fast), from Anthropic, has a 1,000,000-token context window and is priced by the provider serving it on OpenRouter.
MiniMax M2.7, from MiniMax, has a 204,800-token context window and is priced at $0.21/M tokens input, $0.84/M tokens output on OpenRouter.