provider

type Provider interface {
	// Name returns the canonical provider name (e.g., "anthropic", "openai", "ollama")
	Name() string

	// DefaultStreaming reports whether this provider streams responses by default
	// when the "stream" field is omitted from the request. For example, Ollama
	// defaults to streaming when "stream" is not present in the request body.
	DefaultStreaming() bool

	// ParseRequest converts a provider-specific request into the internal format.
	// Returns an error if the payload cannot be parsed.
	ParseRequest(payload []byte) (*llm.ChatRequest, error)

	// ParseResponse converts a provider-specific response into the internal format.
	// Returns an error if the payload cannot be parsed.
	ParseResponse(payload []byte) (*llm.ChatResponse, error)

	// ParseStreamChunk converts a single streaming chunk into the internal format.
	// Returns ErrStreamingNotImplemented if the provider doesn't support streaming yet.
	// Returns (nil, nil) if the chunk should be skipped (e.g., keep-alive, comments).
	ParseStreamChunk(payload []byte) (*llm.StreamChunk, error)
}