Method applyTokenWindow

apps/sim/executor/handlers/agent/memory.ts:158–178

(messages: Message[], maxTokens: number, model?: string)

  }

  private applyTokenWindow(messages: Message[], maxTokens: number, model?: string): Message[] {
    const result: Message[] = []
    let tokenCount = 0

    for (let i = messages.length - 1; i >= 0; i--) {
      const msg = messages[i]
      const msgTokens = getAccurateTokenCount(msg.content, model)

      if (tokenCount + msgTokens <= maxTokens) {
        result.unshift(msg)
        tokenCount += msgTokens
      } else if (result.length === 0) {
        result.unshift(msg)
        break
      } else {
        break
      }
    }

    return result
  }

  private applyContextWindowLimit(messages: Message[], model?: string): Message[] {
    if (!model) return messages