Doubao Seed-2.1 Pro (Production Coding/Agent)

Call Doubao Seed-2.1 Pro (Production Coding/Agent) on GateMux; price: input $0.838 / output $4.19 per 1M tokens, cache hit $0.168; 262,144-token context; supports vision, tool calling, reasoning and more. OpenAI / Anthropic compatible — change the base URL and key to call it.

Machine-readable: /llms.txt, /models.md (append .md to any docs URL for raw markdown)