Use DeepSeek with OpenCode

OpenCode has first-class custom-provider support — set the base URL and model in one config block.

● Backed by 0 AgentRunDB runs

Goal: Use DeepSeek inside OpenCode.

agent: opencode
model: deepseek
Tested versions: OpenCode 0.x · deepseek-chat

Working Configuration

# opencode.json
{
  "provider": {
    "deepseek": {
      "npm": "@ai-sdk/openai-compatible",
      "options": { "baseURL": "https://api.deepseek.com/v1" },
      "models": { "deepseek-chat": {} }
    }
  }
}

Steps

Add the provider block to opencode.json
Run opencode, pick deepseek-chat as the model
Set DEEPSEEK_API_KEY in your environment

Status: source-level recipe — verification runs queued.