Function count

core/llm/countTokens.ts:136–137

(value: string)

// https://community.openai.com/t/how-to-calculate-the-tokens-when-using-function-call/266573/10
function countToolsTokens(tools: Tool[], modelName: string): number {
  const count = (value: string) =>
    encodingForModel(modelName).encode(value).length;

  let numTokens = 12;