Module: PWN::AI::Anthropic

Defined in:
lib/pwn/ai/anthropic.rb

Overview

This plugin interacts with Anthropic’s Claude API. It provides methods to list models, generate completions, and chat. API documentation: docs.anthropic.com/en/api Obtain an API key from console.anthropic.com/

Class Method Summary collapse

Class Method Details

.authors ⇒ Object

Author(s)

0day Inc. <support@0dayinc.com>



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# File 'lib/pwn/ai/anthropic.rb', line 452

public_class_method def self.authors
  "AUTHOR(S):
    0day Inc. <support@0dayinc.com>
  "
end

.chat(opts = {}) ⇒ Object

Supported Method Parameters

response = PWN::AI::Anthropic.chat(

request: 'required - message to Anthropic',
model: 'optional - model to use for text generation (defaults to PWN::Env[:ai][:anthropic][:model])',
temp: 'optional - creative response float (defaults to PWN::Env[:ai][:anthropic][:temp])',
system_role_content: 'optional - context to set up the model behavior for conversation (Default: PWN::Env[:ai][:anthropic][:system_role_content])',
response_history: 'optional - pass response back in to have a conversation',
speak_answer: 'optional speak answer using PWN::Plugins::Voice.text_to_speech (Default: nil)',
timeout: 'optional timeout in seconds (defaults to 300)',
spinner: 'optional - display spinner (defaults to false)'

)



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# File 'lib/pwn/ai/anthropic.rb', line 345

public_class_method def self.chat(opts = {})
  engine = PWN::Env[:ai][:anthropic]
  request = opts[:request]
  max_prompt_length = engine[:max_prompt_length] ||= 200_000
  request_trunc_idx = ((max_prompt_length - 1) / 3.36).floor
  request = request[0..request_trunc_idx]

  model = opts[:model] ||= engine[:model]
  raise 'ERROR: Model is required.  Call #get_models method for details' if model.nil?

  temp = opts[:temp].to_f ||= engine[:temp].to_f
  temp = 1 if temp.zero?

  rest_call = 'messages'

  response_history = opts[:response_history]

  system_role_content = opts[:system_role_content] ||= engine[:system_role_content]

  system_role = {
    role: 'system',
    content: system_role_content
  }

  user_role = {
    role: 'user',
    content: request
  }

  response_history ||= { choices: [system_role] }

  http_body = {
    model: model,
    max_tokens: 4096,
    temperature: temp,
    system: system_role_content,
    messages: []
  }

  if response_history[:choices].length > 1
    response_history[:choices][1..].each do |message|
      next if message[:role] == 'system'

      http_body[:messages].push(role: message[:role].to_s, content: message[:content].to_s)
    end
  end

  http_body[:messages].push(role: 'user', content: request)

  timeout = opts[:timeout]
   = opts[:spinner]

  response = anthropic_rest_call(
    http_method: :post,
    rest_call: rest_call,
    http_body: http_body,
    timeout: timeout,
    spinner: 
  )

  json_resp = JSON.parse(response, symbolize_names: true)
  raise "Anthropic API Error: #{json_resp[:error] || json_resp}" if json_resp[:error] || json_resp[:type] == 'error'

  assistant_content = if json_resp[:content] && json_resp[:content].is_a?(Array) && json_resp[:content].first
                        json_resp[:content].first[:text]
                      else
                        ''
                      end
  assistant_resp = {
    role: 'assistant',
    content: assistant_content
  }

  # Build choices for PWN compatibility: [system, ...history..., user, assistant]
  json_resp[:choices] = [system_role] + http_body[:messages]
  json_resp[:choices].push(assistant_resp)

  # Ensure compatibility fields
  json_resp[:id] ||= "msg_#{SecureRandom.hex(8)}"
  json_resp[:object] ||= 'message'
  json_resp[:model] ||= model

  if json_resp[:usage].is_a?(Hash)
    inp_tokens = json_resp[:usage][:input_tokens] || 0
    out_tokens = json_resp[:usage][:output_tokens] || 0
    json_resp[:usage][:total_tokens] = inp_tokens + out_tokens
  else
    json_resp[:usage] = { input_tokens: 0, output_tokens: 0, total_tokens: 0 }
  end

  speak_answer = true if opts[:speak_answer]

  if speak_answer
    answer = assistant_resp[:content]
    text_path = "/tmp/#{SecureRandom.hex}.pwn_voice"
    File.write(text_path, answer)
    PWN::Plugins::Voice.text_to_speech(text_path: text_path)
    File.unlink(text_path)
  end

  json_resp
rescue StandardError => e
  raise e
end

.chat_raw(opts = {}) ⇒ Object

Supported Method Parameters

response = PWN::AI::Anthropic.chat_raw(

messages: 'required - OpenAI-format messages array (system/user/assistant/tool)',
tools: 'optional - OpenAI tools array [{type:"function", function:{...}}]',
tool_choice: 'optional - "auto" | "none" | "required" | {type:"function", function:{name:..}}',
model: 'optional - overrides PWN::Env[:ai][:anthropic][:model]',
temp: 'optional - temperature (defaults to PWN::Env[:ai][:anthropic][:temp] || 1)',
max_tokens: 'optional - defaults to 4096',
timeout: 'optional - seconds (default 300)',
spinner: 'optional - display spinner (default false)'

)



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# File 'lib/pwn/ai/anthropic.rb', line 163

public_class_method def self.chat_raw(opts = {})
  engine   = PWN::Env[:ai][:anthropic]
  messages = opts[:messages]
  raise 'ERROR: messages array is required' if messages.nil? || messages.empty?

  model = opts[:model] ||= engine[:model]
  raise 'ERROR: Model is required.  Call #get_models method for details' if model.nil?

  temp = opts[:temp].to_f
  temp = engine[:temp].to_f.nonzero? || 1 if temp.zero?

  system_str, anth_messages = oa_messages_to_anthropic(messages: messages)

  http_body = {
    model: model,
    max_tokens: opts[:max_tokens] || 4096,
    temperature: temp,
    messages: anth_messages
  }
  http_body[:system] = system_str if system_str && !system_str.empty?

  if opts[:tools] && !opts[:tools].empty?
    http_body[:tools] = opts[:tools].map do |t|
      fn = t[:function] || t['function'] || t
      {
        name: fn[:name] || fn['name'],
        description: fn[:description] || fn['description'],
        input_schema: fn[:parameters] || fn['parameters'] || { type: 'object', properties: {} }
      }
    end
    http_body[:tool_choice] = anth_tool_choice(choice: opts[:tool_choice]) if opts[:tool_choice]
  end

  response = anthropic_rest_call(
    http_method: :post,
    rest_call: 'messages',
    http_body: http_body,
    timeout: opts[:timeout],
    spinner: opts[:spinner]
  )
  return nil if response.nil?

  json_resp = JSON.parse(response, symbolize_names: true)
  raise "Anthropic API Error: #{json_resp[:error] || json_resp}" if json_resp[:error] || json_resp[:type] == 'error'

  anthropic_resp_to_oa(response: json_resp)
rescue StandardError => e
  raise e
end

.get_models ⇒ Object

Supported Method Parameters

models = PWN::AI::Anthropic.get_models



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# File 'lib/pwn/ai/anthropic.rb', line 127

public_class_method def self.get_models
  models = anthropic_rest_call(rest_call: 'models')

  JSON.parse(models, symbolize_names: true)[:data]
rescue StandardError => e
  raise e
end

.help ⇒ Object

Display Usage for this Module



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# File 'lib/pwn/ai/anthropic.rb', line 460

public_class_method def self.help
  puts "USAGE:
    models = #{self}.get_models

    response = #{self}.chat(
      request: 'required - message to Anthropic',
      model: 'optional - model to use for text generation (defaults to PWN::Env[:ai][:anthropic][:model])',
      temp: 'optional - creative response float (defaults to PWN::Env[:ai][:anthropic][:temp])',
      system_role_content: 'optional - context to set up the model behavior for conversation (Default: PWN::Env[:ai][:anthropic][:system_role_content])',
      response_history: 'optional - pass response back in to have a conversation',
      speak_answer: 'optional speak answer using PWN::Plugins::Voice.text_to_speech (Default: nil)',
      timeout: 'optional - timeout in seconds (defaults to 300)',
      spinner: 'optional - display spinner (defaults to false)'
    )

    #{self}.authors
  "
end