AnthropicAiBackend

public sealed class AnthropicAiBackend : IAiBackend

IAiBackend implementation talking to Anthropic's Messages API directly over HTTPS. Supports tool use and prompt caching of the system block, which gives a ~10x cost reduction on cached input tokens once the cache is warm.

Constructors

AnthropicAiBackend

public AnthropicAiBackend(string apiKey)

Parameters:

apiKey (string)

Properties

MaxTokens

public int MaxTokens { get; set; }

Maximum tokens the model may produce in a single turn.

Model

public string Model { get; set; }

Model identifier passed to the API. Defaults to the latest Opus.

Provider

public AiProvider Provider { get; }

Implements: Provider

TranscriptCallback

public Action<string, string> TranscriptCallback { get; set; }

Optional hook invoked with (requestJson, responseBody) after every HTTP exchange, including non-2xx responses and retries. The host uses this to maintain a complete transcript of what was sent and received. Backends must invoke this before throwing on non-success status codes.

Implements: TranscriptCallback

Methods

Generate

public Task<AiBackendResponse> Generate(AiMessage[] history, AiTool[] tools, CancellationToken cancellation)

Parameters:

history (AiMessage[])
tools (AiTool[])
cancellation (CancellationToken)

Implements: Generate