> ## Documentation Index
> Fetch the complete documentation index at: https://docs.wandb.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Interface: LLMInit

> TypeScript SDK reference

[weave](../) / LLMInit

## Hierarchy

* `SpanInitBase`

  ↳ `LLMInit`

## Table of contents

### Properties

* [model](./llminit#model)
* [providerName](./llminit#providername)
* [startTime](./llminit#starttime)
* [systemInstructions](./llminit#systeminstructions)

## Properties

### model

• **model**: `string`

#### Defined in

[src/genai/llm.ts:37](https://github.com/wandb/weave/blob/8c5f077eb11c42b84000726ff20504abc728d3fb/sdks/node/src/genai/llm.ts#L37)

***

### providerName

• `Optional` **providerName**: `string`

#### Defined in

[src/genai/llm.ts:38](https://github.com/wandb/weave/blob/8c5f077eb11c42b84000726ff20504abc728d3fb/sdks/node/src/genai/llm.ts#L38)

***

### startTime

• `Optional` **startTime**: `TimeInput`

#### Inherited from

SpanInitBase.startTime

#### Defined in

[src/genai/spanBase.ts:17](https://github.com/wandb/weave/blob/8c5f077eb11c42b84000726ff20504abc728d3fb/sdks/node/src/genai/spanBase.ts#L17)

***

### systemInstructions

• `Optional` **systemInstructions**: `string`\[]

#### Defined in

[src/genai/llm.ts:39](https://github.com/wandb/weave/blob/8c5f077eb11c42b84000726ff20504abc728d3fb/sdks/node/src/genai/llm.ts#L39)