Compare GPT-5.1 from OpenAI and InternVL3 78B from opengvlab on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.
GPT-5.1 and InternVL3 78B are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
GPT-5.1, from OpenAI, has a 400,000-token context window and is priced at $1.25/M tokens input, $10/M tokens output on OpenRouter.
InternVL3 78B, from opengvlab, is priced by the provider serving it on OpenRouter.