Compare Nano Banana Pro (Gemini 3 Pro Image Preview) from Google and Palmyra X5 from Writer on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.
Nano Banana Pro (Gemini 3 Pro Image Preview) and Palmyra X5 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Nano Banana Pro (Gemini 3 Pro Image Preview), from Google, has a 65,536-token context window and is priced at $2/M tokens input, $120/M tokens output on OpenRouter.
Palmyra X5, from Writer, has a 1,040,000-token context window and is priced at $0.60/M tokens input, $6/M tokens output on OpenRouter.