chat-completions 2

On-demand vision for text-only DSH sessions: images become markers, and a vision_describe tool sends only image + question to an OpenAI-compatible vision model

DeepSeek Harness LLM adapter for OpenCode Go (opencode.ai/zen): /models discovery with cache, three wire protocols (OpenAI Responses, OpenAI-compatible Chat Completions, Anthropic Messages), tool calling, reasoning mapping, streaming, and the required x-o