Function execute

worker/src/components/ai/opencode.ts:130–354

({ inputs, params }, context)

    },
  },
  async execute({ inputs, params }, context) {
    const { task, context: taskContext, model } = inputs;
    const { systemPrompt, providerConfig } = params;

    const { connectedToolNodeIds, organizationId } = context.metadata;

    // 1. Resolve Gateway Token for MCP
    let gatewayToken = '';
    const connectedToolIds = connectedToolNodeIds ?? [];
    if (connectedToolIds.length > 0) {
      try {
        gatewayToken = await getGatewaySessionToken(
          context.runId,
          organizationId ?? null,
          connectedToolIds,
        );
      } catch (error) {
        context.logger.error(`[OpenCode] Failed to generate gateway token: ${error}`);
      }
    }

    // Helper to map provider to OpenCode model string format
    const getOpenCodeModelString = (
      model: { provider: string; modelId: string } | undefined,
    ): string => {
      if (!model) return 'gpt-4o';
      // OpenCode expects models in format: provider/modelId
      // Most providers follow this pattern
      return `${model.provider}/${model.modelId}`;
    };

    // 2. Prepare opencode.json config
    // Note: We use 'host' networking, so we can reach localhost
    // Correct format from https://opencode.ai/docs/mcp-servers/
    // CRITICAL: oauth: false is required for custom headers (OAuth is auto-detected as default in v1.0.137+)
    // See: https://github.com/anomalyco/opencode/issues/5278
    // Always add MCP config (even if token is empty, so OpenCode can attempt connection)
    const mcpConfig = {
      mcp: {
        'shipsec-gateway': {
          type: 'remote' as const,
          url: DEFAULT_GATEWAY_URL,
          oauth: false,
          headers: gatewayToken
            ? {
                Authorization: `Bearer ${gatewayToken}`,
                Accept: 'application/json, text/event-stream',
              }
            : {
                Accept: 'application/json, text/event-stream',
              },
          enabled: true,
        },
      },
    };

    // Build provider config for OpenCode
    // Z.AI requires the API key to be in provider.options.apiKey