lumen 2.22.0

lumen is a command-line tool that uses AI to generate commit messages, summarise git diffs or past commits, and more.
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/// Single source of truth for all provider configurations.
///
/// Add new providers here - they will automatically appear in:
/// - The `lumen configure` interactive prompt
/// - The provider initialization in provider/mod.rs
use crate::config::cli::ProviderType;

/// Provider metadata with display name, default model, and environment variable key
pub struct ProviderInfo {
    pub id: &'static str,
    pub provider_type: ProviderType,
    pub display_name: &'static str,
    pub default_model: &'static str,
    pub env_key: &'static str,
}

/// All supported providers - single source of truth.
/// Add new providers here to make them available everywhere.
pub const ALL_PROVIDERS: &[ProviderInfo] = &[
    ProviderInfo {
        id: "openai",
        provider_type: ProviderType::Openai,
        display_name: "OpenAI",
        default_model: "gpt-5-mini",
        env_key: "OPENAI_API_KEY",
    },
    ProviderInfo {
        id: "groq",
        provider_type: ProviderType::Groq,
        display_name: "Groq",
        default_model: "llama-3.3-70b-versatile",
        env_key: "GROQ_API_KEY",
    },
    ProviderInfo {
        id: "claude",
        provider_type: ProviderType::Claude,
        display_name: "Claude (Anthropic)",
        default_model: "claude-sonnet-4-5-20250930",
        env_key: "ANTHROPIC_API_KEY",
    },
    ProviderInfo {
        id: "ollama",
        provider_type: ProviderType::Ollama,
        display_name: "Ollama (local)",
        default_model: "llama3.2",
        env_key: "",
    },
    ProviderInfo {
        id: "opencode-zen",
        provider_type: ProviderType::OpencodeZen,
        display_name: "OpenCode Zen",
        default_model: "claude-sonnet-4-5",
        env_key: "OPENCODE_API_KEY",
    },
    ProviderInfo {
        id: "openrouter",
        provider_type: ProviderType::Openrouter,
        display_name: "OpenRouter",
        default_model: "anthropic/claude-sonnet-4.5",
        env_key: "OPENROUTER_API_KEY",
    },
    ProviderInfo {
        id: "deepseek",
        provider_type: ProviderType::Deepseek,
        display_name: "DeepSeek",
        default_model: "deepseek-chat",
        env_key: "DEEPSEEK_API_KEY",
    },
    ProviderInfo {
        id: "gemini",
        provider_type: ProviderType::Gemini,
        display_name: "Gemini (Google)",
        default_model: "gemini-2.5-flash",
        env_key: "GEMINI_API_KEY",
    },
    ProviderInfo {
        id: "xai",
        provider_type: ProviderType::Xai,
        display_name: "xAI (Grok)",
        default_model: "grok-4-mini-fast",
        env_key: "XAI_API_KEY",
    },
    ProviderInfo {
        id: "vercel",
        provider_type: ProviderType::Vercel,
        display_name: "Vercel AI Gateway",
        default_model: "anthropic/claude-sonnet-4.5",
        env_key: "VERCEL_API_KEY",
    },
];

impl ProviderInfo {
    /// Get provider info by type
    pub fn for_provider(provider: ProviderType) -> &'static ProviderInfo {
        ALL_PROVIDERS
            .iter()
            .find(|p| p.provider_type == provider)
            .expect("All provider types must be defined in ALL_PROVIDERS")
    }
}