Class: ActiveGenie::Providers::AnthropicProvider

Inherits:
BaseProvider
  • Object
show all
Defined in:
lib/active_genie/providers/anthropic_provider.rb

Overview

Provider for interacting with the Anthropic (Claude) API with json response

Constant Summary collapse

ANTHROPIC_ENDPOINT = 
'/v1/messages'

Constants inherited from BaseProvider

BaseProvider::DEFAULT_HEADERS, BaseProvider::DEFAULT_MAX_RETRIES, BaseProvider::DEFAULT_OPEN_TIMEOUT, BaseProvider::DEFAULT_RETRY_DELAY, BaseProvider::DEFAULT_TIMEOUT

Instance Method Summary collapse

Methods inherited from BaseProvider

#delete, #get, #initialize, #post, #put

Constructor Details

This class inherits a constructor from ActiveGenie::Providers::BaseProvider

Instance Method Details

#function_calling(messages, function) ⇒ Hash?

Requests structured JSON output from the Anthropic Claude model based on a schema.

Parameters:

  • messages (Array<Hash>) —

    A list of messages representing the conversation history. Each hash should have :role (‘user’, ‘assistant’, or ‘system’) and :content (String). Claude uses ‘user’, ‘assistant’, and ‘system’ roles.

  • function (Hash) —

    A JSON schema definition describing the desired output format.

Returns:

  • (Hash, nil) —

    The parsed JSON object matching the schema, or nil if parsing fails or content is empty.



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# File 'lib/active_genie/providers/anthropic_provider.rb', line 19

def function_calling(messages, function)
  system_message, user_messages = split_messages(messages)
  tool = function_to_tool(function)

  payload = {
    model:,
    system: system_message,
    messages: user_messages,
    tools: [tool],
    tool_choice: { name: tool[:name], type: 'tool' },
    max_tokens: @config.llm.max_tokens,
    temperature: @config.llm.temperature || 0
  }

  response = retry_with_backoff do
    request(payload)
  end

  response.dig('content', 0, 'input')
end