diff --git a/README.md b/README.md
index 548303847..b4fcaac4a 100644
--- a/README.md
+++ b/README.md
@@ -939,7 +939,7 @@ The subagent has access to tools (message, web_search, etc.) and can communicate
 | `qwen`                     | LLM (Qwen direct)                       | [dashscope.console.aliyun.com](https://dashscope.console.aliyun.com) |
 | `groq`                     | LLM + **Voice transcription** (Whisper) | [console.groq.com](https://console.groq.com)                         |
 | `cerebras`                 | LLM (Cerebras direct)                   | [cerebras.ai](https://cerebras.ai)                                   |
-| `vivgrid`                  | LLM (Cerebras direct)                   | [vivgrid.com](https://vivgrid.com)                                   |
+| `vivgrid`                  | LLM (Vivgrid direct)                    | [vivgrid.com](https://vivgrid.com)                                   |
 
 ### Model Configuration (model_list)
 
@@ -967,12 +967,12 @@ This design also enables **multi-agent support** with flexible provider selectio
 | **NVIDIA**          | `nvidia/`         | `https://integrate.api.nvidia.com/v1`               | OpenAI    | [Get Key](https://build.nvidia.com)                              |
 | **Ollama**          | `ollama/`         | `http://localhost:11434/v1`                         | OpenAI    | Local (no key needed)                                            |
 | **OpenRouter**      | `openrouter/`     | `https://openrouter.ai/api/v1`                      | OpenAI    | [Get Key](https://openrouter.ai/keys)                            |
-| **LiteLLM Proxy**   | `litellm/`        | `http://localhost:4000/v1                           | OpenAI    | Your LiteLLM proxy key                                            |
+| **LiteLLM Proxy**   | `litellm/`        | `http://localhost:4000/v1`                          | OpenAI    | Your LiteLLM proxy key                                            |
 | **VLLM**            | `vllm/`           | `http://localhost:8000/v1`                          | OpenAI    | Local                                                            |
 | **Cerebras**        | `cerebras/`       | `https://api.cerebras.ai/v1`                        | OpenAI    | [Get Key](https://cerebras.ai)                                   |
 | **火山引擎**        | `volcengine/`     | `https://ark.cn-beijing.volces.com/api/v3`          | OpenAI    | [Get Key](https://console.volcengine.com)                        |
-| **神算云**          | `shengsuanyun/`   | `https://router.shengsuanyun.com/api/v1`            | OpenAI    |                       |
-| **Vivgrid**         | `vivgrid/`       | `https://api.vivgrid.com/v1`                        | OpenAI    | [Get Key](https://vivgrid.com)                                                             |
+| **神算云**          | `shengsuanyun/`   | `https://router.shengsuanyun.com/api/v1`            | OpenAI    | -                                                                |
+| **Vivgrid**         | `vivgrid/`        | `https://api.vivgrid.com/v1`                        | OpenAI    | [Get Key](https://vivgrid.com)                                   |
 | **Antigravity**     | `antigravity/`    | Google Cloud                                        | Custom    | OAuth only                                                       |
 | **GitHub Copilot**  | `github-copilot/` | `localhost:4321`                                    | gRPC      | -                                                                |
 
diff --git a/docs/migration/model-list-migration.md b/docs/migration/model-list-migration.md
index d88e5a32d..0d4af719c 100644
--- a/docs/migration/model-list-migration.md
+++ b/docs/migration/model-list-migration.md
@@ -102,7 +102,6 @@ The `model` field uses a protocol prefix format: `[protocol/]model-identifier`
 | `shengsuanyun/` | ShengSuanYun | `shengsuanyun/deepseek-v3` |
 | `volcengine/` | Volcengine | `volcengine/doubao-pro-32k` |
 
-
 **Note**: If no prefix is specified, `openai/` is used as the default.
 
 ## ModelConfig Fields
diff --git a/pkg/providers/factory.go b/pkg/providers/factory.go
index 99d58cda3..25916ad03 100644
--- a/pkg/providers/factory.go
+++ b/pkg/providers/factory.go
@@ -304,7 +304,7 @@ func resolveProviderSelection(cfg *config.Config) (providerSelection, error) {
 			if sel.apiBase == "" {
 				sel.apiBase = "https://integrate.api.nvidia.com/v1"
 			}
-		case (strings.Contains(lowerModel, "vivgrid") || strings.HasPrefix(model, "vivgrid/")) && cfg.Providers.Vivgrid.APIKey != "":
+		case strings.HasPrefix(model, "vivgrid/") && cfg.Providers.Vivgrid.APIKey != "":
 			sel.apiKey = cfg.Providers.Vivgrid.APIKey
 			sel.apiBase = cfg.Providers.Vivgrid.APIBase
 			sel.proxy = cfg.Providers.Vivgrid.Proxy