所有模型，統一走一個 Gateway

OpenAI GPT Image 2 — high-fidelity image generation & editing.

OpenAI GPT-5.4 mini — fast, cheapest GPT-5 text route.

OpenAI GPT-5.4 — strong general model, 1M context, lower cost than 5.5.

OpenAI GPT-5.5 — flagship, 1M context, top reasoning & agentic coding.

Anthropic Claude Haiku 4.5 — cheapest current-gen, fast.

Anthropic Claude Sonnet 4.6 — best price-to-quality balance.

Anthropic Claude Opus 4.8 — current flagship, top reasoning & coding.

Doubao Seedance 1.5 Pro — prior-gen pro video.

Doubao Seedance 2.0 Fast — faster, lower-latency video.

Doubao Seedance 2.0 — flagship text-to-video.

DeepSeek V4 Flash — fast, cheapest V4, thinking + non-thinking modes.

DeepSeek V4 Pro — flagship reasoning model, 1M context, ultra-low cost.

Anthropic Claude Opus 4.7 — top-tier reasoning, coding, agentic work.