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ChromeAIFrontendAdapter

Defined in: adapters/chrome-ai.ts:63

Frontend adapter interface.

Frontend adapters represent how developers want to interact with AI APIs. They normalize provider-specific request formats into universal IR and denormalize IR responses back to provider-specific formats.

new ChromeAIFrontendAdapter(): ChromeAIFrontendAdapter

ChromeAIFrontendAdapter

readonly metadata: AdapterMetadata

Defined in: adapters/chrome-ai.ts:64

Adapter metadata for identification and capabilities.

FrontendAdapter.metadata

fromIR(response): Promise<ChromeAIResponse>

Defined in: adapters/chrome-ai.ts:130

Convert Universal IR response back to Chrome AI format.

This method transforms the standardized IR response into the format expected by Chrome AI’s interface. It extracts the text content from the IR message and returns it in Chrome AI’s simple { text } format.

IRChatResponse

Universal IR chat response

Promise<ChromeAIResponse>

Promise resolving to Chrome AI response

const adapter = new ChromeAIFrontendAdapter();
const chromeResponse = await adapter.fromIR(irResponse);
console.log(chromeResponse.text);

FrontendAdapter.fromIR


fromIRStream(stream, options?): AsyncGenerator<string>

Defined in: adapters/chrome-ai.ts:156

Convert Universal IR stream to Chrome AI streaming format.

This async generator method transforms a stream of IR chunks into Chrome AI’s simple text streaming format. It yields raw text strings (no JSON wrapping, no SSE format) and supports stream mode conversion through options (delta, full, or text-only modes).

AsyncGenerator<IRStreamChunk>

Universal IR chat stream

StreamConversionOptions

Optional stream conversion options (stream mode, etc.)

AsyncGenerator<string>

Raw text strings

const adapter = new ChromeAIFrontendAdapter();
for await (const textChunk of adapter.fromIRStream(irStream)) {
console.log(textChunk); // Raw text like "Hello" or " world"
}

FrontendAdapter.fromIRStream


toIR(request): Promise<IRChatRequest>

Defined in: adapters/chrome-ai.ts:98

Convert Chrome AI request to Universal IR format.

This method transforms a Chrome AI-formatted request into the standardized Intermediate Representation (IR) format. Chrome AI uses a simple prompt-based format, so this converts the single prompt string into a user message within the IR message array structure.

ChromeAIRequest

Chrome AI request with prompt and optional parameters

Promise<IRChatRequest>

Promise resolving to IR chat request

const adapter = new ChromeAIFrontendAdapter();
const irRequest = await adapter.toIR({
prompt: 'What is the capital of France?',
temperature: 0.7,
topK: 40
});

FrontendAdapter.toIR