Interface IAIChatService

Interface for getting chat completions from an AI model with conversation memory.

Namespace: Radzen

Assembly: Radzen.Blazor.dll

Syntax

public interface IAIChatService

Methods

CleanupOldSessions(int)

Removes old conversation sessions based on age.

Declaration

void CleanupOldSessions(int maxAgeHours = 24)

Parameters

Type	Name	Description
int	maxAgeHours	Maximum age in hours for sessions to keep.

ClearSession(string)

Clears the conversation history for a specific session.

Declaration

void ClearSession(string sessionId)

Parameters

Type	Name	Description
string	sessionId	The session ID to clear.

GetActiveSessions()

Gets all active conversation sessions.

Declaration

IEnumerable<ConversationSession> GetActiveSessions()

Returns

Type	Description
IEnumerable<ConversationSession>	A list of active conversation sessions.

GetCompletionsAsync(string, string, CancellationToken, string, string, double?, int?, string, string, string, string)

Streams chat completion responses from the AI model asynchronously with conversation memory.

Declaration

IAsyncEnumerable<string> GetCompletionsAsync(string userInput, string sessionId = null, CancellationToken cancellationToken = default, string model = null, string systemPrompt = null, double? temperature = null, int? maxTokens = null, string endpoint = null, string proxy = null, string apiKey = null, string apiKeyHeader = null)

Parameters

Type	Name	Description
string	userInput	The user's input message to send to the AI model.
string	sessionId	Optional session ID to maintain conversation context. If null, a new session will be created.
CancellationToken	cancellationToken	A cancellation token that can be used to cancel the operation.
string	model	Optional model name to override the configured model.
string	systemPrompt	Optional system prompt to override the configured system prompt.
double?	temperature	Optional temperature to override the configured temperature.
int?	maxTokens	Optional maximum tokens to override the configured max tokens.
string	endpoint	Optional endpoint URL to override the configured endpoint.
string	proxy	Optional proxy URL to override the configured proxy.
string	apiKey	Optional API key to override the configured API key.
string	apiKeyHeader	Optional API key header name to override the configured header.

Returns

Type	Description
IAsyncEnumerable<string>	An async enumerable that yields streaming response chunks from the AI model.

GetOrCreateSession(string)

Gets or creates a conversation session.

Declaration

ConversationSession GetOrCreateSession(string sessionId = null)

Parameters

Type	Name	Description
string	sessionId	The session ID. If null, a new session will be created.

Returns

Type	Description
ConversationSession	The conversation session.