Hmbown · Lee-take · May 21, 2026
diff --git a/README.md b/README.md
@@ -319,6 +319,10 @@ codewhale --provider novita --model deepseek/deepseek-v4-pro
 codewhale auth set --provider fireworks --api-key "YOUR_FIREWORKS_API_KEY"
 codewhale --provider fireworks --model deepseek-v4-pro
 
+# SiliconFlow
+codewhale auth set --provider siliconflow --api-key "YOUR_SILICONFLOW_API_KEY"
+codewhale --provider siliconflow --model deepseek-ai/DeepSeek-V4-Pro
+
 # Generic OpenAI-compatible endpoint
 codewhale auth set --provider openai --api-key "YOUR_OPENAI_COMPATIBLE_API_KEY"
 OPENAI_BASE_URL="https://openai-compatible.example/v4" codewhale --provider openai --model glm-5
@@ -477,17 +481,18 @@ Key environment variables:
 | `DEEPSEEK_HTTP_HEADERS` | Optional custom model request headers, e.g. `X-Model-Provider-Id=your-model-provider` |
 | `DEEPSEEK_MODEL` | Default model |
 | `DEEPSEEK_STREAM_IDLE_TIMEOUT_SECS` | Stream idle timeout in seconds, default `300`, clamped to `1..=3600` |
-| `CODEWHALE_PROVIDER` / `DEEPSEEK_PROVIDER` | `deepseek` (default), `nvidia-nim`, `openai`, `atlascloud`, `wanjie-ark`, `openrouter`, `novita`, `fireworks`, `moonshot`, `sglang`, `vllm`, `ollama` |
+| `CODEWHALE_PROVIDER` / `DEEPSEEK_PROVIDER` | `deepseek` (default), `nvidia-nim`, `openai`, `atlascloud`, `wanjie-ark`, `openrouter`, `novita`, `fireworks`, `siliconflow`, `moonshot`, `sglang`, `vllm`, `ollama` |
 | `DEEPSEEK_PROFILE` | Config profile name |
 | `DEEPSEEK_MEMORY` | Set to `on` to enable user memory |
 | `DEEPSEEK_ALLOW_INSECURE_HTTP=1` | Allow non-local `http://` API base URLs on trusted networks |
-| `NVIDIA_API_KEY` / `OPENAI_API_KEY` / `ATLASCLOUD_API_KEY` / `WANJIE_ARK_API_KEY` / `OPENROUTER_API_KEY` / `NOVITA_API_KEY` / `FIREWORKS_API_KEY` / `MOONSHOT_API_KEY` / `KIMI_API_KEY` / `SGLANG_API_KEY` / `VLLM_API_KEY` / `OLLAMA_API_KEY` | Provider auth |
+| `NVIDIA_API_KEY` / `OPENAI_API_KEY` / `ATLASCLOUD_API_KEY` / `WANJIE_ARK_API_KEY` / `OPENROUTER_API_KEY` / `NOVITA_API_KEY` / `FIREWORKS_API_KEY` / `SILICONFLOW_API_KEY` / `MOONSHOT_API_KEY` / `KIMI_API_KEY` / `SGLANG_API_KEY` / `VLLM_API_KEY` / `OLLAMA_API_KEY` | Provider auth |
 | `OPENAI_BASE_URL` / `OPENAI_MODEL` | Generic OpenAI-compatible endpoint and model ID |
 | `ATLASCLOUD_BASE_URL` / `ATLASCLOUD_MODEL` | AtlasCloud endpoint and model override |
 | `WANJIE_ARK_BASE_URL` / `WANJIE_ARK_MODEL` | Wanjie Ark endpoint and model override |
 | `OPENROUTER_BASE_URL` | OpenRouter endpoint override |
 | `NOVITA_BASE_URL` | Novita endpoint override |
 | `FIREWORKS_BASE_URL` | Fireworks endpoint override |
+| `SILICONFLOW_BASE_URL` / `SILICONFLOW_MODEL` | SiliconFlow endpoint and model override |
 | `SGLANG_BASE_URL` | Self-hosted SGLang endpoint |
 | `SGLANG_MODEL` | Self-hosted SGLang model ID |
 | `VLLM_BASE_URL` | Self-hosted vLLM endpoint |

diff --git a/README.zh-CN.md b/README.zh-CN.md
@@ -267,6 +267,10 @@ codewhale --provider novita --model deepseek/deepseek-v4-pro
 codewhale auth set --provider fireworks --api-key "YOUR_FIREWORKS_API_KEY"
 codewhale --provider fireworks --model deepseek-v4-pro
 
+# SiliconFlow
+codewhale auth set --provider siliconflow --api-key "YOUR_SILICONFLOW_API_KEY"
+codewhale --provider siliconflow --model deepseek-ai/DeepSeek-V4-Pro
+
 # 通用 OpenAI 兼容端点
 codewhale auth set --provider openai --api-key "YOUR_OPENAI_COMPATIBLE_API_KEY"
 OPENAI_BASE_URL="https://openai-compatible.example/v4" codewhale --provider openai --model glm-5
@@ -400,17 +404,18 @@ DeepSeek 可作为自定义 Agent Client Protocol 服务器运行，供 Zed 等
 | `DEEPSEEK_HTTP_HEADERS` | 可选模型请求头，例如 `X-Model-Provider-Id=your-model-provider` |
 | `DEEPSEEK_MODEL` | 默认模型 |
 | `DEEPSEEK_STREAM_IDLE_TIMEOUT_SECS` | 流式响应空闲超时秒数，默认 `300`，限制在 `1..=3600` |
-| `DEEPSEEK_PROVIDER` | `codewhale`（默认）、`nvidia-nim`、`openai`、`atlascloud`、`wanjie-ark`、`openrouter`、`novita`、`fireworks`、`sglang`、`vllm`、`ollama` |
+| `DEEPSEEK_PROVIDER` | `deepseek`（默认）、`nvidia-nim`、`openai`、`atlascloud`、`wanjie-ark`、`openrouter`、`novita`、`fireworks`、`siliconflow`、`moonshot`、`sglang`、`vllm`、`ollama` |
 | `DEEPSEEK_PROFILE` | 配置 profile 名称 |
 | `DEEPSEEK_MEMORY` | 设为 `on` 启用用户记忆 |
 | `DEEPSEEK_ALLOW_INSECURE_HTTP=1` | 在可信网络上允许非本机 `http://` API base URL |
-| `NVIDIA_API_KEY` / `OPENAI_API_KEY` / `ATLASCLOUD_API_KEY` / `WANJIE_ARK_API_KEY` / `OPENROUTER_API_KEY` / `NOVITA_API_KEY` / `FIREWORKS_API_KEY` / `SGLANG_API_KEY` / `VLLM_API_KEY` / `OLLAMA_API_KEY` | 提供商认证 |
+| `NVIDIA_API_KEY` / `OPENAI_API_KEY` / `ATLASCLOUD_API_KEY` / `WANJIE_ARK_API_KEY` / `OPENROUTER_API_KEY` / `NOVITA_API_KEY` / `FIREWORKS_API_KEY` / `SILICONFLOW_API_KEY` / `MOONSHOT_API_KEY` / `KIMI_API_KEY` / `SGLANG_API_KEY` / `VLLM_API_KEY` / `OLLAMA_API_KEY` | 提供商认证 |
 | `OPENAI_BASE_URL` / `OPENAI_MODEL` | 通用 OpenAI 兼容端点和模型 ID |
 | `ATLASCLOUD_BASE_URL` / `ATLASCLOUD_MODEL` | AtlasCloud 端点和模型覆盖 |
 | `WANJIE_ARK_BASE_URL` / `WANJIE_ARK_MODEL` | Wanjie Ark 端点和模型覆盖 |
 | `OPENROUTER_BASE_URL` | OpenRouter 端点覆盖 |
 | `NOVITA_BASE_URL` | Novita 端点覆盖 |
 | `FIREWORKS_BASE_URL` | Fireworks 端点覆盖 |
+| `SILICONFLOW_BASE_URL` / `SILICONFLOW_MODEL` | SiliconFlow 端点和模型覆盖 |
 | `SGLANG_BASE_URL` | 自托管 SGLang 端点 |
 | `SGLANG_MODEL` | 自托管 SGLang 模型 ID |
 | `VLLM_BASE_URL` | 自托管 vLLM 端点 |

diff --git a/config.example.toml b/config.example.toml
@@ -13,11 +13,12 @@
 # `[providers.*]` sections near the bottom of
 # this file — keeping both stored at once means `/provider deepseek` and
 # `/provider nvidia-nim` (or `--provider openai`, `--provider wanjie-ark`,
-# `--provider fireworks`, `/provider sglang`, `/provider vllm`, `/provider ollama`)
+# `--provider fireworks`, `--provider siliconflow`, `/provider sglang`,
+# `/provider vllm`, `/provider ollama`)
 # toggle without having to re-enter keys. Top-level `api_key` / `base_url` are
 # still read as DeepSeek defaults when `[providers.deepseek]` is absent
 # (backward compatibility).
-provider = "deepseek" # deepseek | deepseek-cn | nvidia-nim | openai | atlascloud | wanjie-ark | openrouter | novita | fireworks | sglang | vllm | ollama
+provider = "deepseek" # deepseek | deepseek-cn | nvidia-nim | openai | atlascloud | wanjie-ark | openrouter | novita | fireworks | siliconflow | sglang | vllm | ollama
 api_key = "YOUR_DEEPSEEK_API_KEY" # must be non-empty
 base_url = "https://api.deepseek.com/beta"
 # provider = "deepseek-cn"                       # legacy alias (official host is still https://api.deepseek.com)
@@ -38,6 +39,8 @@ base_url = "https://api.deepseek.com/beta"
 #   deepseek-ai/deepseek-v4-flash   — default AtlasCloud model ID
 #   deepseek-reasoner               — default Wanjie Ark model ID
 #   accounts/fireworks/models/deepseek-v4-pro — Fireworks AI Pro model ID
+#   deepseek-ai/DeepSeek-V4-Pro    — SiliconFlow Pro model ID
+#   deepseek-ai/DeepSeek-V4-Flash  — SiliconFlow Flash model ID
 #   deepseek-ai/DeepSeek-V4-Pro    — SGLang self-hosted Pro model ID
 #   deepseek-ai/DeepSeek-V4-Flash  — SGLang self-hosted Flash model ID
 default_text_model = "deepseek-v4-pro"
@@ -178,8 +181,8 @@ max_subagents = 10 # optional (1-20)
 # ─────────────────────────────────────────────────────────────────────────────────
 # Providers can be stored at once; `provider = "..."` (top of file) or
 # `/provider deepseek` / `/provider nvidia-nim` / `--provider openai` /
-# `--provider wanjie-ark` / `/provider fireworks` switches between them without
-# having to re-enter keys. Env vars override anything set here:
+# `--provider wanjie-ark` / `/provider fireworks` / `--provider siliconflow`
+# switches between them without having to re-enter keys. Env vars override anything set here:
 #   DeepSeek: DEEPSEEK_API_KEY, DEEPSEEK_BASE_URL, DEEPSEEK_MODEL
 #   NIM:      NVIDIA_API_KEY (or NVIDIA_NIM_API_KEY), NIM_BASE_URL
 #             (or NVIDIA_NIM_BASE_URL / NVIDIA_BASE_URL), NVIDIA_NIM_MODEL
@@ -188,6 +191,7 @@ max_subagents = 10 # optional (1-20)
 #   OpenRouter: OPENROUTER_API_KEY, OPENROUTER_BASE_URL, OPENROUTER_MODEL
 #   Novita:     NOVITA_API_KEY, NOVITA_BASE_URL, NOVITA_MODEL
 #   Fireworks:  FIREWORKS_API_KEY, FIREWORKS_BASE_URL
+#   SiliconFlow: SILICONFLOW_API_KEY, SILICONFLOW_BASE_URL, SILICONFLOW_MODEL
 #   SGLang:    SGLANG_BASE_URL, SGLANG_MODEL, optional SGLANG_API_KEY
 #   vLLM:      VLLM_BASE_URL, VLLM_MODEL, optional VLLM_API_KEY
 #   Ollama:    OLLAMA_BASE_URL, OLLAMA_MODEL, optional OLLAMA_API_KEY
@@ -244,6 +248,12 @@ max_subagents = 10 # optional (1-20)
 # base_url = "https://api.fireworks.ai/inference/v1"
 # model = "accounts/fireworks/models/deepseek-v4-pro"
 
+# SiliconFlow-hosted DeepSeek V4 (https://siliconflow.com)
+[providers.siliconflow]
+# api_key = "YOUR_SILICONFLOW_API_KEY"
+# base_url = "https://api.siliconflow.com/v1"
+# model = "deepseek-ai/DeepSeek-V4-Pro"     # or deepseek-ai/DeepSeek-V4-Flash
+
 # Self-hosted SGLang OpenAI-compatible server
 [providers.sglang]
 # api_key = "OPTIONAL_SGLANG_TOKEN"

diff --git a/crates/agent/src/lib.rs b/crates/agent/src/lib.rs
@@ -151,6 +151,30 @@ impl Default for ModelRegistry {
                 supports_tools: true,
                 supports_reasoning: true,
             },
+            ModelInfo {
+                id: "deepseek-ai/DeepSeek-V4-Pro".to_string(),
+                provider: ProviderKind::Siliconflow,
+                aliases: vec![
+                    "deepseek-v4-pro".to_string(),
+                    "deepseek-reasoner".to_string(),
+                    "deepseek-r1".to_string(),
+                    "siliconflow-deepseek-v4-pro".to_string(),
+                ],
+                supports_tools: true,
+                supports_reasoning: true,
+            },
+            ModelInfo {
+                id: "deepseek-ai/DeepSeek-V4-Flash".to_string(),
+                provider: ProviderKind::Siliconflow,
+                aliases: vec![
+                    "deepseek-v4-flash".to_string(),
+                    "deepseek-chat".to_string(),
+                    "deepseek-v3".to_string(),
+                    "siliconflow-deepseek-v4-flash".to_string(),
+                ],
+                supports_tools: true,
+                supports_reasoning: true,
+            },
             ModelInfo {
                 id: "kimi-k2.6".to_string(),
                 provider: ProviderKind::Moonshot,
@@ -413,6 +437,34 @@ mod tests {
         );
     }
 
+    #[test]
+    fn siliconflow_default_uses_canonical_pro_model_id() {
+        let registry = ModelRegistry::default();
+        let resolved = registry.resolve(None, Some(ProviderKind::Siliconflow));
+
+        assert_eq!(resolved.resolved.provider, ProviderKind::Siliconflow);
+        assert_eq!(resolved.resolved.id, "deepseek-ai/DeepSeek-V4-Pro");
+        assert!(resolved.resolved.supports_reasoning);
+    }
+
+    #[test]
+    fn deepseek_reasoner_alias_resolves_to_siliconflow_pro_when_provider_hinted() {
+        let registry = ModelRegistry::default();
+        let resolved = registry.resolve(Some("deepseek-reasoner"), Some(ProviderKind::Siliconflow));
+
+        assert_eq!(resolved.resolved.provider, ProviderKind::Siliconflow);
+        assert_eq!(resolved.resolved.id, "deepseek-ai/DeepSeek-V4-Pro");
+    }
+
+    #[test]
+    fn deepseek_v4_flash_alias_resolves_to_siliconflow_flash_when_provider_hinted() {
+        let registry = ModelRegistry::default();
+        let resolved = registry.resolve(Some("deepseek-v4-flash"), Some(ProviderKind::Siliconflow));
+
+        assert_eq!(resolved.resolved.provider, ProviderKind::Siliconflow);
+        assert_eq!(resolved.resolved.id, "deepseek-ai/DeepSeek-V4-Flash");
+    }
+
     #[test]
     fn sglang_default_uses_canonical_model_id() {
         let registry = ModelRegistry::default();

diff --git a/crates/cli/src/bin/codew_legacy_shim.rs b/crates/cli/src/bin/codew_legacy_shim.rs
@@ -37,12 +37,12 @@ fn spawn_codewhale(args: &[String]) -> std::io::Result<std::process::ExitStatus>
     // same directory as this shim but not on PATH (#2006).
     #[cfg(windows)]
     {
-        if let Ok(exe_path) = env::current_exe() {
-            if let Some(dir) = exe_path.parent() {
-                let sibling = dir.join("codewhale.exe");
-                if sibling.is_file() {
-                    return Command::new(sibling).args(args).status();
-                }
+        if let Ok(exe_path) = env::current_exe()
+            && let Some(dir) = exe_path.parent()
+        {
+            let sibling = dir.join("codewhale.exe");
+            if sibling.is_file() {
+                return Command::new(sibling).args(args).status();
             }
         }
     }

diff --git a/crates/cli/src/bin/deepseek_legacy_shim.rs b/crates/cli/src/bin/deepseek_legacy_shim.rs
@@ -44,12 +44,12 @@ fn spawn_codewhale(args: &[String]) -> std::io::Result<std::process::ExitStatus>
     // same directory as this shim but not on PATH (#2006).
     #[cfg(windows)]
     {
-        if let Ok(exe_path) = env::current_exe() {
-            if let Some(dir) = exe_path.parent() {
-                let sibling = dir.join("codewhale.exe");
-                if sibling.is_file() {
-                    return Command::new(sibling).args(args).status();
-                }
+        if let Ok(exe_path) = env::current_exe()
+            && let Some(dir) = exe_path.parent()
+        {
+            let sibling = dir.join("codewhale.exe");
+            if sibling.is_file() {
+                return Command::new(sibling).args(args).status();
             }
         }
     }

diff --git a/crates/cli/src/lib.rs b/crates/cli/src/lib.rs
@@ -31,6 +31,7 @@ enum ProviderArg {
     Openrouter,
     Novita,
     Fireworks,
+    Siliconflow,
     Moonshot,
     Sglang,
     Vllm,
@@ -48,6 +49,7 @@ impl From<ProviderArg> for ProviderKind {
             ProviderArg::Openrouter => ProviderKind::Openrouter,
             ProviderArg::Novita => ProviderKind::Novita,
             ProviderArg::Fireworks => ProviderKind::Fireworks,
+            ProviderArg::Siliconflow => ProviderKind::Siliconflow,
             ProviderArg::Moonshot => ProviderKind::Moonshot,
             ProviderArg::Sglang => ProviderKind::Sglang,
             ProviderArg::Vllm => ProviderKind::Vllm,
@@ -720,6 +722,7 @@ fn provider_slot(provider: ProviderKind) -> &'static str {
         ProviderKind::Openrouter => "openrouter",
         ProviderKind::Novita => "novita",
         ProviderKind::Fireworks => "fireworks",
+        ProviderKind::Siliconflow => "siliconflow",
         ProviderKind::Moonshot => "moonshot",
         ProviderKind::Sglang => "sglang",
         ProviderKind::Vllm => "vllm",
@@ -728,7 +731,7 @@ fn provider_slot(provider: ProviderKind) -> &'static str {
 }
 
 /// Provider order used by the `auth list` and `auth status` outputs.
-const PROVIDER_LIST: [ProviderKind; 12] = [
+const PROVIDER_LIST: [ProviderKind; 13] = [
     ProviderKind::Deepseek,
     ProviderKind::NvidiaNim,
     ProviderKind::Openai,
@@ -737,6 +740,7 @@ const PROVIDER_LIST: [ProviderKind; 12] = [
     ProviderKind::Openrouter,
     ProviderKind::Novita,
     ProviderKind::Fireworks,
+    ProviderKind::Siliconflow,
     ProviderKind::Moonshot,
     ProviderKind::Sglang,
     ProviderKind::Vllm,
@@ -792,6 +796,7 @@ fn provider_env_vars(provider: ProviderKind) -> &'static [&'static str] {
         ProviderKind::Novita => &["NOVITA_API_KEY"],
         ProviderKind::NvidiaNim => &["NVIDIA_API_KEY", "NVIDIA_NIM_API_KEY", "DEEPSEEK_API_KEY"],
         ProviderKind::Fireworks => &["FIREWORKS_API_KEY"],
+        ProviderKind::Siliconflow => &["SILICONFLOW_API_KEY"],
         ProviderKind::Moonshot => &["MOONSHOT_API_KEY", "KIMI_API_KEY"],
         ProviderKind::Sglang => &["SGLANG_API_KEY"],
         ProviderKind::Vllm => &["VLLM_API_KEY"],
@@ -1475,13 +1480,14 @@ fn build_tui_command(
             | ProviderKind::Openrouter
             | ProviderKind::Novita
             | ProviderKind::Fireworks
+            | ProviderKind::Siliconflow
             | ProviderKind::Moonshot
             | ProviderKind::Sglang
             | ProviderKind::Vllm
             | ProviderKind::Ollama
     ) {
         bail!(
-            "The interactive TUI supports DeepSeek, NVIDIA NIM, OpenAI-compatible, AtlasCloud, Wanjie Ark, OpenRouter, Novita, Fireworks, Moonshot/Kimi, SGLang, vLLM, and Ollama providers. Remove --provider {} or use `codewhale model ...` for provider registry inspection.",
+            "The interactive TUI supports DeepSeek, NVIDIA NIM, OpenAI-compatible, AtlasCloud, Wanjie Ark, OpenRouter, Novita, Fireworks, SiliconFlow, Moonshot/Kimi, SGLang, vLLM, and Ollama providers. Remove --provider {} or use `codewhale model ...` for provider registry inspection.",
             resolved_runtime.provider.as_str()
         );
     }
@@ -1542,6 +1548,9 @@ fn build_tui_command(
         if resolved_runtime.provider == ProviderKind::WanjieArk {
             cmd.env("WANJIE_ARK_API_KEY", api_key);
         }
+        if resolved_runtime.provider == ProviderKind::Siliconflow {
+            cmd.env("SILICONFLOW_API_KEY", api_key);
+        }
         cmd.env("DEEPSEEK_API_KEY_SOURCE", "cli");
     }
     if let Some(base_url) = cli.base_url.as_ref() {
@@ -2150,6 +2159,18 @@ mod tests {
             }))
         ));
 
+        let cli = parse_ok(&["deepseek", "auth", "set", "--provider", "siliconflow"]);
+        assert!(matches!(
+            cli.command,
+            Some(Commands::Auth(AuthArgs {
+                command: AuthCommand::Set {
+                    provider: ProviderArg::Siliconflow,
+                    api_key: None,
+                    api_key_stdin: false,
+                }
+            }))
+        ));
+
         let cli = parse_ok(&["deepseek", "auth", "set", "--provider", "moonshot"]);
         assert!(matches!(
             cli.command,
@@ -2886,6 +2907,11 @@ mod tests {
                 &["NVIDIA_API_KEY", "NVIDIA_NIM_API_KEY"],
             ),
             (ProviderKind::Fireworks, "fireworks", &["FIREWORKS_API_KEY"]),
+            (
+                ProviderKind::Siliconflow,
+                "siliconflow",
+                &["SILICONFLOW_API_KEY"],
+            ),
             (ProviderKind::Sglang, "sglang", &["SGLANG_API_KEY"]),
             (ProviderKind::Vllm, "vllm", &["VLLM_API_KEY"]),
             (ProviderKind::Ollama, "ollama", &["OLLAMA_API_KEY"]),