release: bump version to 0.43.0

backend/app/services/llm_provider_catalog.py

@@ -0,0 +1,150 @@
+"""LLM provider presets used by Settings and the runtime AI provider bridge."""
+
+from __future__ import annotations
+
+from typing import Any
+
+import httpx
+
+MODELS_DEV_URL = "https://models.dev/api.json"
+
+
+FALLBACK_LLM_PROVIDER_PRESETS: dict[str, dict[str, Any]] = {
+    "minimax": {
+        "provider": "minimax",
+        "label": "MiniMax",
+        "provider_api": "anthropic-messages",
+        "base_url": "https://api.minimaxi.com/anthropic",
+        "model": "MiniMax-M2.7",
+        "models": ["MiniMax-M2.7", "MiniMax-M2.7-highspeed", "MiniMax-M2.5", "MiniMax-M2"],
+        "api_key_env": "MINIMAX_API_KEY",
+        "source": "fallback",
+    },
+    "openai": {
+        "provider": "openai",
+        "label": "OpenAI",
+        "provider_api": "openai-completions",
+        "base_url": "https://api.openai.com/v1",
+        "model": "gpt-5.1",
+        "models": ["gpt-5.1", "gpt-5.1-codex", "gpt-4.1", "gpt-4o"],
+        "api_key_env": "OPENAI_API_KEY",
+        "source": "fallback",
+    },
+    "anthropic": {
+        "provider": "anthropic",
+        "label": "Anthropic",
+        "provider_api": "anthropic-messages",
+        "base_url": "https://api.anthropic.com/v1",
+        "model": "claude-sonnet-4-6",
+        "models": ["claude-sonnet-4-6", "claude-opus-4-5", "claude-3-5-haiku-20241022"],
+        "api_key_env": "ANTHROPIC_API_KEY",
+        "source": "fallback",
+    },
+    "deepseek": {
+        "provider": "deepseek",
+        "label": "DeepSeek",
+        "provider_api": "openai-completions",
+        "base_url": "https://api.deepseek.com/v1",
+        "model": "deepseek-chat",
+        "models": ["deepseek-chat", "deepseek-reasoner"],
+        "api_key_env": "DEEPSEEK_API_KEY",
+        "source": "fallback",
+    },
+    "alibaba": {
+        "provider": "alibaba",
+        "label": "Alibaba Qwen / DashScope",
+        "provider_api": "openai-completions",
+        "base_url": "https://dashscope.aliyuncs.com/compatible-mode/v1",
+        "model": "qwen3-max",
+        "models": ["qwen3-max", "qwen3.5-plus", "qwen-max", "qwen-plus"],
+        "api_key_env": "DASHSCOPE_API_KEY",
+        "source": "fallback",
+    },
+    "moonshotai": {
+        "provider": "moonshotai",
+        "label": "Moonshot AI / Kimi",
+        "provider_api": "openai-completions",
+        "base_url": "https://api.moonshot.ai/v1",
+        "model": "kimi-k2.5",
+        "models": ["kimi-k2.5", "kimi-k2-thinking", "kimi-k2-turbo-preview"],
+        "api_key_env": "MOONSHOT_API_KEY",
+        "source": "fallback",
+    },
+    "openrouter": {
+        "provider": "openrouter",
+        "label": "OpenRouter",
+        "provider_api": "openai-completions",
+        "base_url": "https://openrouter.ai/api/v1",
+        "model": "openai/gpt-5.1",
+        "models": ["openai/gpt-5.1", "anthropic/claude-sonnet-4.5", "qwen/qwen3-max"],
+        "api_key_env": "OPENROUTER_API_KEY",
+        "source": "fallback",
+    },
+    "ollama": {
+        "provider": "ollama",
+        "label": "Ollama Local",
+        "provider_api": "ollama-generate",
+        "base_url": "http://127.0.0.1:11434",
+        "model": "qwen2.5:7b",
+        "models": ["qwen2.5:7b", "llama3.1:8b", "mistral:7b"],
+        "api_key_env": "",
+        "source": "fallback",
+    },
+}
+
+MODELS_DEV_PROVIDER_KEYS = {
+    "minimax": "minimax",
+    "openai": "openai",
+    "anthropic": "anthropic",
+    "deepseek": "deepseek",
+    "alibaba": "alibaba",
+    "moonshotai": "moonshotai",
+    "openrouter": "openrouter",
+}
+
+
+def list_fallback_llm_provider_presets() -> list[dict[str, Any]]:
+    return [dict(value) for value in FALLBACK_LLM_PROVIDER_PRESETS.values()]
+
+
+def get_fallback_llm_provider_preset(provider: str) -> dict[str, Any]:
+    key = provider.strip().lower()
+    if key not in FALLBACK_LLM_PROVIDER_PRESETS:
+        raise ValueError(f"Unsupported LLM provider preset: {provider}")
+    return dict(FALLBACK_LLM_PROVIDER_PRESETS[key])
+
+
+async def refresh_llm_provider_preset(provider: str) -> dict[str, Any]:
+    fallback = get_fallback_llm_provider_preset(provider)
+    models_dev_key = MODELS_DEV_PROVIDER_KEYS.get(fallback["provider"])
+    if not models_dev_key:
+        return fallback
+
+    async with httpx.AsyncClient(timeout=15.0, follow_redirects=True) as client:
+        response = await client.get(
+            MODELS_DEV_URL,
+            headers={"User-Agent": "Planet/1.0"},
+        )
+        response.raise_for_status()
+        catalog = response.json()
+
+    upstream = catalog.get(models_dev_key)
+    if not isinstance(upstream, dict):
+        return fallback
+
+    upstream_models = upstream.get("models") if isinstance(upstream.get("models"), dict) else {}
+    model_ids = list(upstream_models.keys())[:80]
+    base_url = upstream.get("api") or fallback["base_url"]
+    if fallback["provider"] == "deepseek" and base_url == "https://api.deepseek.com":
+        base_url = "https://api.deepseek.com/v1"
+
+    refreshed = {
+        **fallback,
+        "label": upstream.get("name") or fallback["label"],
+        "base_url": base_url,
+        "model": model_ids[0] if model_ids else fallback["model"],
+        "models": model_ids or fallback["models"],
+        "api_key_env": (upstream.get("env") or [fallback["api_key_env"]])[0],
+        "source": MODELS_DEV_URL,
+    }
+    return refreshed