Struct EmbeddingConfig 

pub struct EmbeddingConfig {
    pub dimension: usize,
    pub backend: String,
    pub model: Option<String>,
    pub fallback_to_hash: bool,
    pub api_endpoint: Option<String>,
    pub api_key: Option<String>,
    pub cache_dir: Option<String>,
    pub batch_size: usize,
}

Configuration for embedding generation

Fields

dimension: usize

Dimension of the embedding vectors

backend: String

Embedding backend: “hash”, “ollama”, “huggingface”, “openai”, “voyage”, “cohere”, “jina”, “mistral”, “together”, “onnx”, “candle”

model: Option<String>

Model identifier (provider-specific)

• HuggingFace: “sentence-transformers/all-MiniLM-L6-v2”
• OpenAI: “text-embedding-3-small”
• Voyage: “voyage-3-large”
• Cohere: “embed-english-v3.0”
• Jina: “jina-embeddings-v3”
• Mistral: “mistral-embed”
• Together: “BAAI/bge-large-en-v1.5”
• Ollama: “nomic-embed-text”

fallback_to_hash: bool

Whether to fallback to hash-based embeddings if primary backend fails

api_endpoint: Option<String>

API endpoint for embeddings (if using external service)

api_key: Option<String>

API key for external embedding service Can also be set via environment variables (OPENAI_API_KEY, VOYAGE_API_KEY, etc.)

cache_dir: Option<String>

Cache directory for downloaded models (HuggingFace)

batch_size: usize

Batch size for processing multiple texts

Trait Implementations

impl Clone for EmbeddingConfig

fn clone(&self) -> EmbeddingConfig

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for EmbeddingConfig

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for EmbeddingConfig

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for EmbeddingConfig

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.