iv class="layui-form-item">
        <label class="layui-form-label">大模型</label>
        <div class="layui-input-block">
            <select id="serviceChannelConfig" name="serviceChannelConfig" class="layui-select">
                <option value="">默认</option>
                <option value="Qwen3-8B">Qwen3-8B (免费)</option>
                <option value="Hunyuan-MT-Chimera-7B">Hunyuan-MT-Chimera-7B (0.3元/百万Token) (推荐)</option>
                <option value="Qwen3-30B-A3B">Qwen3-30B-A3