Function options

packages/opencode/src/provider/transform.ts:1075–1230

(input: {
  model: Provider.Model
  sessionID: string
  providerOptions?: Record<string, any>
})

}

export function options(input: {
  model: Provider.Model
  sessionID: string
  providerOptions?: Record<string, any>
}): Record<string, any> {
  const result: Record<string, any> = {}

  if (
    input.model.api.npm === "@ai-sdk/google-vertex/anthropic" ||
    (!input.model.api.id.includes("claude") && input.model.api.npm === "@ai-sdk/anthropic")
  ) {
    result["toolStreaming"] = false
  }

  // openai and providers using openai package should set store to false by default.
  if (
    input.model.providerID === "openai" ||
    input.model.api.npm === "@ai-sdk/openai" ||
    input.model.api.npm === "@ai-sdk/github-copilot" ||
    input.model.api.npm === "@ai-sdk/amazon-bedrock/mantle"
  ) {
    result["store"] = false
  }

  if (input.model.api.npm === "@ai-sdk/azure") {
    result["store"] = false
    result["promptCacheKey"] = input.sessionID
  }

  if (input.model.api.npm === "@openrouter/ai-sdk-provider" || input.model.api.npm === "@llmgateway/ai-sdk-provider") {
    result["usage"] = {
      include: true,
    }
    if (input.model.api.id.includes("gemini-3")) {
      result["reasoning"] = { effort: "high" }
    }
  }

  if (
    input.model.providerID === "baseten" ||
    (input.model.providerID === "opencode" && ["kimi-k2-thinking", "glm-4.6"].includes(input.model.api.id))
  ) {
    result["chat_template_args"] = { enable_thinking: true }
  }

  if (
    ["zai", "zhipuai"].some((id) => input.model.providerID.includes(id)) &&
    input.model.api.npm === "@ai-sdk/openai-compatible"
  ) {
    result["thinking"] = {
      type: "enabled",
      clear_thinking: false,
    }
  }

  if (input.model.providerID === "openai" || input.providerOptions?.setCacheKey) {
    result["promptCacheKey"] = input.sessionID
  }