Class: LlmCostTracker::Parsers::Openai

Inherits:
Base
  • Object
show all
Defined in:
lib/llm_cost_tracker/parsers/openai.rb

Constant Summary collapse

HOSTS = 
%w[api.openai.com].freeze
TRACKED_PATHS = 
%w[/v1/chat/completions /v1/completions /v1/embeddings].freeze

Instance Method Summary collapse

Instance Method Details

#match?(url) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/llm_cost_tracker/parsers/openai.rb', line 11

def match?(url)
  uri = URI.parse(url.to_s)
  HOSTS.include?(uri.host) && TRACKED_PATHS.any? { |p| uri.path.start_with?(p) }
rescue URI::InvalidURIError
  false
end

#parse(request_url, request_body, response_status, response_body) ⇒ Object 



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# File 'lib/llm_cost_tracker/parsers/openai.rb', line 18

def parse(request_url, request_body, response_status, response_body)
  return nil unless response_status == 200

  response = safe_json_parse(response_body)
  usage    = response["usage"]
  return nil unless usage

  request = safe_json_parse(request_body)

  {
    provider: "openai",
    model: response["model"] || request["model"],
    input_tokens: usage["prompt_tokens"] || 0,
    output_tokens: usage["completion_tokens"] || 0,
    total_tokens: usage["total_tokens"] || 0
  }
end