feat: add more cloud models

README.md

@@ -256,7 +256,7 @@ LLMs are downloaded on demand when you activate a model. For constrained memory
 
 Koharu supports hosted APIs from [OpenAI](https://platform.openai.com/), [Gemini](https://ai.google.dev/), [Claude](https://www.anthropic.com/api), and [DeepSeek](https://platform.deepseek.com/) instead of a local GGUF model.
 
-Built-in cloud defaults: OpenAI `gpt-5-mini`, Gemini `gemini-3.1-flash-lite-preview`, Claude `claude-haiku-4-5`, and DeepSeek `deepseek-chat`.
+Built-in cloud catalogs include current text-output models for OpenAI, Gemini, Claude, and DeepSeek, including GPT-5.5/5.4/5.x, Gemini 3.1/3/2.5/2.0, Claude Opus/Sonnet/Haiku 4.x, DeepSeek V4, and compatibility aliases such as `deepseek-chat` and `deepseek-reasoner`.
 
 #### Codex Image-to-Image Generation
 

docs/en-US/explanation/models-and-providers.md

@@ -94,12 +94,12 @@ Machine-translation providers are pure translation services rather than chat mod
 
 ### Current built-in remote LLM models
 
-The built-in defaults for the LLM-backed providers are:
+The built-in catalog for LLM-backed providers includes:
 
-- OpenAI: `gpt-5-mini` (`GPT-5 mini`)
-- Gemini: `gemini-3.1-flash-lite-preview` (`Gemini 3.1 Flash-Lite Preview`)
-- Claude: `claude-haiku-4-5` (`Claude Haiku 4.5`)
-- DeepSeek: `deepseek-chat` (`DeepSeek-V3.2-Chat`)
+- OpenAI: GPT-5.5, GPT-5.4, GPT-5.x, GPT-4.1, o-series, GPT-4o, and legacy GPT chat models
+- Gemini: Gemini 3.1, Gemini 3, Gemini 2.5, Gemini 2.0 text-output models, plus Gemma 4 hosted through the Gemini API
+- Claude: current Claude Opus, Sonnet, and Haiku 4.x models, plus deprecated Claude 4 snapshots that remain available until their upstream retirement dates
+- DeepSeek: DeepSeek V4 Flash, DeepSeek V4 Pro, and the `deepseek-chat` / `deepseek-reasoner` compatibility aliases
 - OpenAI-compatible APIs: models are discovered dynamically from the configured endpoint
 
 ### Machine-translation providers

docs/ja-JP/explanation/models-and-providers.md

@@ -94,12 +94,12 @@ Koharu は、ローカルモデルをダウンロードせずに、リモート
 
 ### 現在の組み込みリモート LLM モデル
 
-LLM ベースのプロバイダで現在の組み込み既定値は次の通りです。
+LLM ベースのプロバイダの組み込みカタログには次が含まれます。
 
-- OpenAI: `gpt-5-mini` (`GPT-5 mini`)
-- Gemini: `gemini-3.1-flash-lite-preview` (`Gemini 3.1 Flash-Lite Preview`)
-- Claude: `claude-haiku-4-5` (`Claude Haiku 4.5`)
-- DeepSeek: `deepseek-chat` (`DeepSeek-V3.2-Chat`)
+- OpenAI: GPT-5.5、GPT-5.4、GPT-5.x、GPT-4.1、o シリーズ、GPT-4o、旧 GPT chat モデル
+- Gemini: Gemini 3.1、Gemini 3、Gemini 2.5、Gemini 2.0 のテキスト出力モデル、および Gemini API でホストされる Gemma 4
+- Claude: 現行の Claude Opus、Sonnet、Haiku 4.x モデル、および上流の終了日までは利用できる非推奨の Claude 4 スナップショット
+- DeepSeek: DeepSeek V4 Flash、DeepSeek V4 Pro、`deepseek-chat` / `deepseek-reasoner` 互換エイリアス
 - OpenAI 互換 API: モデル一覧は設定したエンドポイントから動的に取得されます
 
 ### 機械翻訳プロバイダ

docs/pt-BR/explanation/models-and-providers.md

@@ -94,12 +94,12 @@ Provedores de tradução automática são serviços de tradução puros, não mo
 
 ### Modelos remotos de LLM internos atuais
 
-Os padrões internos atuais para os provedores baseados em LLM são:
+O catálogo interno dos provedores baseados em LLM inclui:
 
-- OpenAI: `gpt-5-mini` (`GPT-5 mini`)
-- Gemini: `gemini-3.1-flash-lite-preview` (`Gemini 3.1 Flash-Lite Preview`)
-- Claude: `claude-haiku-4-5` (`Claude Haiku 4.5`)
-- DeepSeek: `deepseek-chat` (`DeepSeek-V3.2-Chat`)
+- OpenAI: GPT-5.5, GPT-5.4, GPT-5.x, GPT-4.1, série o, GPT-4o e modelos GPT chat legados
+- Gemini: modelos de saída de texto Gemini 3.1, Gemini 3, Gemini 2.5 e Gemini 2.0, além do Gemma 4 hospedado pela Gemini API
+- Claude: modelos Claude Opus, Sonnet e Haiku 4.x atuais, além de snapshots Claude 4 obsoletos que continuam disponíveis até as datas de desativação upstream
+- DeepSeek: DeepSeek V4 Flash, DeepSeek V4 Pro e os aliases de compatibilidade `deepseek-chat` / `deepseek-reasoner`
 - APIs compatíveis com OpenAI: os modelos são descobertos dinamicamente a partir do endpoint configurado
 
 ### Provedores de tradução automática

docs/zh-CN/explanation/models-and-providers.md

@@ -94,12 +94,12 @@ Koharu 也可以通过远程或自托管 API 翻译，而不下载本地模型
 
 ### 当前内置远程 LLM 模型
 
-LLM 驱动提供商当前内置的默认模型如下：
+LLM 驱动提供商的内置目录包括：
 
-- OpenAI: `gpt-5-mini` (`GPT-5 mini`)
-- Gemini: `gemini-3.1-flash-lite-preview` (`Gemini 3.1 Flash-Lite Preview`)
-- Claude: `claude-haiku-4-5` (`Claude Haiku 4.5`)
-- DeepSeek: `deepseek-chat` (`DeepSeek-V3.2-Chat`)
+- OpenAI：GPT-5.5、GPT-5.4、GPT-5.x、GPT-4.1、o 系列、GPT-4o，以及旧版 GPT chat 模型
+- Gemini：Gemini 3.1、Gemini 3、Gemini 2.5、Gemini 2.0 文本输出模型，以及通过 Gemini API 托管的 Gemma 4
+- Claude：当前可用的 Claude Opus、Sonnet、Haiku 4.x 模型，以及在上游退役日期前仍可用的已弃用 Claude 4 快照
+- DeepSeek：DeepSeek V4 Flash、DeepSeek V4 Pro，以及 `deepseek-chat` / `deepseek-reasoner` 兼容别名
 - OpenAI 兼容 API：模型列表会从你配置的端点动态发现
 
 ### 机器翻译提供商

koharu-llm/src/providers/mod.rs

@@ -118,12 +118,114 @@ pub struct ProviderConfig {
     pub max_tokens: Option<u32>,
 }
 
-const OPENAI_MODELS: &[ProviderModelDescriptor] = &[ProviderModelDescriptor {
-    id: "gpt-5-mini",
-    name: "GPT-5 mini",
-}];
+const OPENAI_MODELS: &[ProviderModelDescriptor] = &[
+    ProviderModelDescriptor {
+        id: "gpt-5.5",
+        name: "GPT-5.5",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-5.4",
+        name: "GPT-5.4",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-5.4-mini",
+        name: "GPT-5.4 mini",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-5.4-nano",
+        name: "GPT-5.4 nano",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-5.2",
+        name: "GPT-5.2",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-5.1",
+        name: "GPT-5.1",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-5",
+        name: "GPT-5",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-5-mini",
+        name: "GPT-5 mini",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-5-nano",
+        name: "GPT-5 nano",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-5-chat-latest",
+        name: "GPT-5 Chat latest",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-4.1",
+        name: "GPT-4.1",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-4.1-mini",
+        name: "GPT-4.1 mini",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-4.1-nano",
+        name: "GPT-4.1 nano",
+    },
+    ProviderModelDescriptor {
+        id: "o3",
+        name: "o3",
+    },
+    ProviderModelDescriptor {
+        id: "o4-mini",
+        name: "o4-mini",
+    },
+    ProviderModelDescriptor {
+        id: "o3-mini",
+        name: "o3-mini",
+    },
+    ProviderModelDescriptor {
+        id: "o1",
+        name: "o1",
+    },
+    ProviderModelDescriptor {
+        id: "o1-mini",
+        name: "o1-mini",
+    },
+    ProviderModelDescriptor {
+        id: "o1-preview",
+        name: "o1 preview",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-4o",
+        name: "GPT-4o",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-4o-mini",
+        name: "GPT-4o mini",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-4-turbo",
+        name: "GPT-4 Turbo",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-4",
+        name: "GPT-4",
+    },
+    ProviderModelDescriptor {
+        id: "gpt-3.5-turbo",
+        name: "GPT-3.5 Turbo",
+    },
+];
 
 const GEMINI_MODELS: &[ProviderModelDescriptor] = &[
+    ProviderModelDescriptor {
+        id: "gemini-3.1-pro-preview",
+        name: "Gemini 3.1 Pro Preview",
+    },
+    ProviderModelDescriptor {
+        id: "gemini-3.1-pro-preview-customtools",
+        name: "Gemini 3.1 Pro Preview Custom Tools",
+    },
     ProviderModelDescriptor {
         id: "gemini-3.1-flash-lite-preview",
         name: "Gemini 3.1 Flash-Lite Preview",
@@ -132,6 +234,34 @@ const GEMINI_MODELS: &[ProviderModelDescriptor] = &[
         id: "gemini-3-flash-preview",
         name: "Gemini 3 Flash Preview",
     },
+    ProviderModelDescriptor {
+        id: "gemini-2.5-pro",
+        name: "Gemini 2.5 Pro",
+    },
+    ProviderModelDescriptor {
+        id: "gemini-2.5-flash",
+        name: "Gemini 2.5 Flash",
+    },
+    ProviderModelDescriptor {
+        id: "gemini-2.5-flash-lite",
+        name: "Gemini 2.5 Flash-Lite",
+    },
+    ProviderModelDescriptor {
+        id: "gemini-2.0-flash",
+        name: "Gemini 2.0 Flash",
+    },
+    ProviderModelDescriptor {
+        id: "gemini-2.0-flash-001",
+        name: "Gemini 2.0 Flash 001",
+    },
+    ProviderModelDescriptor {
+        id: "gemini-2.0-flash-lite",
+        name: "Gemini 2.0 Flash-Lite",
+    },
+    ProviderModelDescriptor {
+        id: "gemini-2.0-flash-lite-001",
+        name: "Gemini 2.0 Flash-Lite 001",
+    },
     ProviderModelDescriptor {
         id: "gemma-4-31b-it",
         name: "Gemma 4 31B",
@@ -142,15 +272,67 @@ const GEMINI_MODELS: &[ProviderModelDescriptor] = &[
     },
 ];
 
-const CLAUDE_MODELS: &[ProviderModelDescriptor] = &[ProviderModelDescriptor {
-    id: "claude-haiku-4-5",
-    name: "Claude Haiku 4.5",
-}];
+const CLAUDE_MODELS: &[ProviderModelDescriptor] = &[
+    ProviderModelDescriptor {
+        id: "claude-opus-4-7",
+        name: "Claude Opus 4.7",
+    },
+    ProviderModelDescriptor {
+        id: "claude-sonnet-4-6",
+        name: "Claude Sonnet 4.6",
+    },
+    ProviderModelDescriptor {
+        id: "claude-haiku-4-5",
+        name: "Claude Haiku 4.5",
+    },
+    ProviderModelDescriptor {
+        id: "claude-opus-4-6",
+        name: "Claude Opus 4.6",
+    },
+    ProviderModelDescriptor {
+        id: "claude-opus-4-5-20251101",
+        name: "Claude Opus 4.5",
+    },
+    ProviderModelDescriptor {
+        id: "claude-opus-4-1-20250805",
+        name: "Claude Opus 4.1",
+    },
+    ProviderModelDescriptor {
+        id: "claude-sonnet-4-5-20250929",
+        name: "Claude Sonnet 4.5",
+    },
+    ProviderModelDescriptor {
+        id: "claude-haiku-4-5-20251001",
+        name: "Claude Haiku 4.5 snapshot",
+    },
+    ProviderModelDescriptor {
+        id: "claude-opus-4-20250514",
+        name: "Claude Opus 4 (deprecated)",
+    },
+    ProviderModelDescriptor {
+        id: "claude-sonnet-4-20250514",
+        name: "Claude Sonnet 4 (deprecated)",
+    },
+];
 
-const DEEPSEEK_MODELS: &[ProviderModelDescriptor] = &[ProviderModelDescriptor {
-    id: "deepseek-chat",
-    name: "DeepSeek-V3.2-Chat",
-}];
+const DEEPSEEK_MODELS: &[ProviderModelDescriptor] = &[
+    ProviderModelDescriptor {
+        id: "deepseek-v4-flash",
+        name: "DeepSeek V4 Flash",
+    },
+    ProviderModelDescriptor {
+        id: "deepseek-v4-pro",
+        name: "DeepSeek V4 Pro",
+    },
+    ProviderModelDescriptor {
+        id: "deepseek-chat",
+        name: "DeepSeek Chat",
+    },
+    ProviderModelDescriptor {
+        id: "deepseek-reasoner",
+        name: "DeepSeek Reasoner",
+    },
+];
 
 const MT_MODELS: &[ProviderModelDescriptor] = &[ProviderModelDescriptor {
     id: "mt",
@@ -395,3 +577,63 @@ fn discover_openai_compatible_models(config: ProviderConfig) -> ProviderDiscover
             .collect())
     })
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    fn ids(models: &[ProviderModelDescriptor]) -> Vec<&'static str> {
+        models.iter().map(|model| model.id).collect()
+    }
+
+    fn assert_contains_all(provider: &str, models: &[ProviderModelDescriptor], expected: &[&str]) {
+        let ids = ids(models);
+        for expected_id in expected {
+            assert!(
+                ids.contains(expected_id),
+                "{provider} model catalog should include {expected_id}"
+            );
+        }
+    }
+
+    #[test]
+    fn static_llm_provider_catalogs_cover_current_model_families() {
+        assert_contains_all(
+            "openai",
+            OPENAI_MODELS,
+            &[
+                "gpt-5.5",
+                "gpt-5.4-mini",
+                "gpt-5-mini",
+                "gpt-4.1",
+                "gpt-4o",
+                "o3",
+            ],
+        );
+        assert_contains_all(
+            "gemini",
+            GEMINI_MODELS,
+            &[
+                "gemini-3.1-pro-preview",
+                "gemini-3.1-flash-lite-preview",
+                "gemini-2.5-flash",
+                "gemma-4-26b-a4b-it",
+            ],
+        );
+        assert_contains_all(
+            "claude",
+            CLAUDE_MODELS,
+            &["claude-opus-4-7", "claude-sonnet-4-6", "claude-haiku-4-5"],
+        );
+        assert_contains_all(
+            "deepseek",
+            DEEPSEEK_MODELS,
+            &[
+                "deepseek-v4-flash",
+                "deepseek-v4-pro",
+                "deepseek-chat",
+                "deepseek-reasoner",
+            ],
+        );
+    }
+}