Compare GPT-5.2 Chat from OpenAI and Qwen3.5 Plus 2026-02-15 from Qwen on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.
GPT-5.2 Chat and Qwen3.5 Plus 2026-02-15 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
GPT-5.2 Chat, from OpenAI, has a 128,000-token context window and is priced at $1.75/M tokens input, $14/M tokens output on OpenRouter.
Qwen3.5 Plus 2026-02-15, from Qwen, has a 1,000,000-token context window and is priced at $0.26/M tokens input, $1.56/M tokens output on OpenRouter.