Interface BedrockChatFields

interface BedrockChatFields {
    durationSeconds: undefined | number;
    policy: undefined | string;
    policyArns: undefined | {}[];
    providerId: undefined | string;
    roleArn: undefined | string;
    credentials?: AwsCredentialIdentity | Provider<AwsCredentialIdentity>;
    endpointHost?: string;
    endpointUrl?: string;
    fetchFn?: {
        (input, init?): Promise<Response>;
        (input, init?): Promise<Response>;
    };
    maxTokens?: number;
    model?: string;
    modelKwargs?: Record<string, unknown>;
    region?: string;
    stopSequences?: string[];
    streaming?: boolean;
    temperature?: number;
}

Hierarchy (view full)

  • Partial<BaseBedrockInput>
  • Toolkit
  • Partial<DefaultProviderInit>
    • BedrockChatFields

Properties

durationSeconds policy policyArns providerId roleArn credentials? endpointHost? endpointUrl? fetchFn? maxTokens? model? modelKwargs? region? stopSequences? streaming? temperature?

Properties

durationSeconds

durationSeconds: undefined | number

policy

policy: undefined | string

policyArns

policyArns: undefined | {}[]

providerId

providerId: undefined | string

roleArn

roleArn: undefined | string

Optional credentials

credentials?: AwsCredentialIdentity | Provider<AwsCredentialIdentity>

AWS Credentials. If no credentials are provided, the default credentials from @aws-sdk/credential-provider-node will be used.

Optional endpointHost

endpointHost?: string

Override the default endpoint hostname.

Optional endpointUrl

endpointUrl?: string

⚠️ Deprecated ⚠️

Use endpointHost instead Override the default endpoint url.

This feature is deprecated and will be removed in the future.

It is not recommended for use.

Optional fetchFn

fetchFn?: {
    (input, init?): Promise<Response>;
    (input, init?): Promise<Response>;
}

A custom fetch function for low-level access to AWS API. Defaults to fetch().

Type declaration

    • (input, init?): Promise<Response>

    • A custom fetch function for low-level access to AWS API. Defaults to fetch().

      Parameters

      • input: string | URL | Request
      • Optional init: RequestInit

      Returns Promise<Response>

    • (input, init?): Promise<Response>

    • A custom fetch function for low-level access to AWS API. Defaults to fetch().

      Parameters

      • input: RequestInfo
      • Optional init: RequestInit

      Returns Promise<Response>

Optional maxTokens

maxTokens?: number

Max tokens.

Optional model

model?: string

Model to use. For example, "amazon.titan-tg1-large", this is equivalent to the modelId property in the list-foundation-models api.

Optional modelKwargs

modelKwargs?: Record<string, unknown>

Additional kwargs to pass to the model.

Optional region

region?: string

The AWS region e.g. us-west-2. Fallback to AWS_DEFAULT_REGION env variable or region specified in ~/.aws/config in case it is not provided here.

Optional stopSequences

stopSequences?: string[]

Optional additional stop sequences to pass to the model. Currently only supported for Anthropic and AI21.

Deprecated

Use .bind({ "stop": [...] }) instead

Optional streaming

streaming?: boolean

Whether or not to stream responses

Optional temperature

temperature?: number

Temperature.

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