Module: LlmCostTracker::Pricing

Defined in:
lib/llm_cost_tracker/pricing.rb

Overview

Prices per 1M tokens in USD.

Constant Summary collapse

PRICES = 
PriceRegistry.builtin_prices

Class Method Summary collapse

Class Method Details

.cost_for(model:, input_tokens:, output_tokens:, cached_input_tokens: 0, cache_read_input_tokens: 0, cache_creation_input_tokens: 0) ⇒ Object 



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# File 'lib/llm_cost_tracker/pricing.rb', line 9

def cost_for(model:, input_tokens:, output_tokens:, cached_input_tokens: 0,
             cache_read_input_tokens: 0, cache_creation_input_tokens: 0)
  prices = lookup(model)
  return nil unless prices

  token_counts = normalized_token_counts(input_tokens, output_tokens, cached_input_tokens,
                                         cache_read_input_tokens, cache_creation_input_tokens)
  costs = calculate_costs(token_counts, prices)

  {
    input_cost: costs[:input].round(8),
    cached_input_cost: costs[:cached_input].round(8),
    cache_read_input_cost: costs[:cache_read_input].round(8),
    cache_creation_input_cost: costs[:cache_creation_input].round(8),
    output_cost: costs[:output].round(8),
    total_cost: costs.values.sum.round(8),
    currency: "USD"
  }
end

.lookup(model) ⇒ Object 



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# File 'lib/llm_cost_tracker/pricing.rb', line 29

def lookup(model)
  table = prices
  model_name = model.to_s
  normalized_model = normalize_model_name(model_name)

  table[model_name] || table[normalized_model] || fuzzy_match(model_name, normalized_model, table)
end

.metadata ⇒ Object 



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# File 'lib/llm_cost_tracker/pricing.rb', line 41

def metadata
  PriceRegistry.metadata
end

.models ⇒ Object 



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# File 'lib/llm_cost_tracker/pricing.rb', line 37

def models
  prices.keys
end

.prices ⇒ Object 



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# File 'lib/llm_cost_tracker/pricing.rb', line 45

def prices
  PRICES
    .merge(PriceRegistry.file_prices(LlmCostTracker.configuration.prices_file))
    .merge(PriceRegistry.normalize_price_table(LlmCostTracker.configuration.pricing_overrides))
end