aws_bedrock_chat

Available in: Cloud, Self-Managed

Generates responses to messages in a chat conversation, using the AWS Bedrock API.

# Common configuration fields, showing default values
label: ""
aws_bedrock_chat:
  model: amazon.titan-text-express-v1 # No default (required)
  prompt: "" # No default (optional)
  system_prompt: "" # No default (optional)
  max_tokens: 0 # No default (optional)
  stop: 0 # No default (optional)
yml

This processor sends prompts to your chosen large language model (LLM) and generates text from the responses, using the AWS Bedrock API.

For more information, see the AWS Bedrock documentation.

Fields

model

The model ID to use. For a full list, see the AWS Bedrock documentation.

Type: string

# Examples

model: amazon.titan-text-express-v1

model: anthropic.claude-3-5-sonnet-20240620-v1:0

model: cohere.command-text-v14

model: meta.llama3-1-70b-instruct-v1:0

model: mistral.mistral-large-2402-v1:0
yml

prompt

The prompt you want to generate a response for. By default, the processor submits the entire payload as a string.

Type: string

system_prompt

The system prompt to submit to the AWS Bedrock LLM.

Type: string

max_tokens

The maximum number of tokens to allow in the generated response.

Type: int

stop

The likelihood of the model selecting higher-probability options while generating a response. A lower value makes the model more likely to choose higher-probability options. A higher value makes the model more likely to choose lower-probability options.

Type: float

credentials

Configure which AWS credentials to use (optional). For more information, see Amazon Web Services.

Type: object

credentials.profile

The profile from ~/.aws/credentials to use.

Type: string

Default: ""

credentials.id

The ID of credentials to use.

Type: string

Default: ""

credentials.secret

The secret for the credentials you want to use.

This field contains sensitive information that usually shouldn’t be added to a configuration directly. For more information, see Manage Secrets before adding it to your configuration.

Type: string

Default: ""

credentials.token

The token for the credentials you want to use. You must enter this value when using short-term credentials.

Type: string

Default: ""

credentials.from_ec2_role

Use the credentials of a host EC2 machine configured to assume an IAM role associated with the instance.

Type: bool

Default: false

credentials.role

The role ARN to assume.

Type: string

Default: ""

credentials.role_external_id

The external ID to use when assuming a role.

Type: string

Default: ""

region

The AWS region to target.

Type: string

Default: ""

endpoint

Specify a custom endpoint for the AWS API.

Type: string

Default: ""

temperature

A list of stop sequences. A stop sequence is a sequence of characters that causes the model to stop generating the response.

Type: array

top_p

The percentage of most-likely candidates that the model considers for the next token. For example, if you choose a value of 0.8, the model selects from the top 80% of the probability distribution of tokens that could be next in the sequence.

Type: float