確認日 5 October 2026
Sierraの料金・機能・代替（2026）
Sierraの開始価格は Not published です。下の製品メモは、ベンダーが公開している料金のまま記しています。
Better outcomes. Built on Sierra.
概要
Sierra sells a single customer agent for chat, SMS, WhatsApp, email, voice, and ChatGPT. Ghostwriter builds an agent from SOPs, transcripts, or a plain-English goal, and the site says you pay only for outcomes. No dollar amount is published.
料金
- 価格の起点
- Not published
- 料金の形
- Custom
- 無料プラン
- なし
- 試用
- なし
sierra.ai says "Pay for a job well done" and "Ensure you only pay for the value Sierra delivers with outcome-based pricing." No rate, plan, free tier, or trial length was on the page. Last checked 5 October 2026.
デモ動画
Sierra Product Overview · Sierra
機能
- Sold to run the job rather than wait for a prompt on every step. Keep a way to stop it before it reaches a customer, a candidate, or a filing.
- Integrations: Chat, SMS, WhatsApp, Email, Voice, ChatGPT.
- Not sold as one named foundation model on the pages we opened.
自律度: Autonomous. チーム規模: Mid-market, Enterprise.
強み
- Connects to Chat, SMS, WhatsApp, Email.
- Large brands that want one agent across channels and an outcome-based contract.
限界
- No public self-serve price.
- Sold to operate the motion. Plan on supervising the first sends.
向いている人
Large brands that want one agent across channels and an outcome-based contract.
代替
同じカテゴリに並ぶほかの製品です。
- AdaNot published
- ChatbaseFree, then $40/mo
- DecagonNot published
- Fin$0.99 per outcome
- ForethoughtNot published
出典
どの一覧に入るか
- カスタマーサポート向けAIエージェント#4 of 10