Is Jev a chatbot like ChatGPT?

No. Jev does not generate text. It answers structured questions with a choice, a score or a yes/no, plus a probability, so another program can act on the result.

TypeSafe AI, which launched Jev in limited early access in September 2026.

What is Jev good for?

High-volume judgement steps inside automations: lead scoring, support-ticket routing and urgency, content moderation, ranking, allow/block/review checks for AI agents, and deciding when a task needs a more expensive model.

Can I rely on Jev as a security guardrail?

Not on its own. A test reported by VentureBeat showed that injected text posing as a tool result could lower Jev's confidence that a dangerous command should be blocked. Keep a hard rule or a human check in front of anything irreversible.

Are TypeSafe's speed and cost claims independent?

No, they are vendor-reported. Latent.space's own comparison found real but much smaller gains than TypeSafe advertises.

Model & API platforms

Jev (TypeSafe AI) API料金

技術チーム向け

Jev (TypeSafe AI)は月額ではなく使用量に応じた料金です。各オプションの料金は下の表にあります。 2026年11月10日時点で公式料金ページと照合済み。

チャットボットではなく意思決定モデルです。構造化された質問を送ると、ソフトウェアが行動に移せる確率付きの、型付きの選択肢、スコア、またははい/いいえが返ってきます。早期アクセスかつ開発者専用で、チャットやテキスト生成は行わず、エンドユーザー向けアプリもありません。

Jev (TypeSafe AI)のサイトを見る価格変更を報告

私たちの見解

スコア 3/5評価方法

Jev is a decision model, not a chatbot: your software asks a structured question and gets back a typed choice, score or yes/no with a probability it can act on. For a developer running high-volume automations it can replace a general LLM call on simple judgement steps at a fraction of the cost and latency. It is early access, developer-only, and not something a small business can use without an engineer.

プランと料金

Jev (TypeSafe AI)のプラン、2026年11月10日時点で確認。公式料金ページ価格は参考値であり、変更される場合があります。必ず提供元のサイトでご確認ください。
プラン	料金	含まれるもの
Early access APIおすすめ	使用量ベース$42 per billion input tokens = $0.042 per 1M input tokens; output tokens free. Early-access pricing, subject to change at GA.	Pay per use Typed decisions: choice, score, yes/no Calibrated probabilities/confidence (RLCD-trained) Not an LLM — no chat or text generation Also offered via Vercel AI Gateway, Cloudflare Workers AI, LangChain

このティアを選ぶ：Early access API

It is the only way to use Jev today. Start with one narrow, well-labelled decision such as ticket routing or lead scoring, and compare it against the LLM step it replaces.

うまく機能する点

Returns typed decisions with calibrated probabilities instead of free text
Very low per-token price, with output tokens free
Much faster than a general LLM on classification-style steps
Available through Vercel AI Gateway, Cloudflare Workers AI and LangChain

注意すべき点

Early access: pricing may change at general availability
Cannot chat, write or summarise; it only decides
Independent tests measured far smaller speed and cost gains than TypeSafe claims
A reported prompt-injection test shifted its verdict on a dangerous command
No end-user app; needs a developer to integrate

次の場合は見送る

You do not have a developer building automations
You need text generated, not a decision made
The decision is safety-critical and Jev would be the only guardrail
You need stable pricing and a general-availability product

最適な用途

Save admin timeReply to customers fasterImprove sales follow-upReduce software costs

Jev (TypeSafe AI)の料金に関する質問

2026年にJev (TypeSafe AI)はいくらかかりますか？: Jev (TypeSafe AI)は月額ではなく使用量に応じた料金です。各オプションの料金は下の表にあります。 2026年11月10日時点で公式料金ページと照合済み。
Is Jev a chatbot like ChatGPT?: No. Jev does not generate text. It answers structured questions with a choice, a score or a yes/no, plus a probability, so another program can act on the result.
Who makes Jev?: TypeSafe AI, which launched Jev in limited early access in September 2026.
What is Jev good for?: High-volume judgement steps inside automations: lead scoring, support-ticket routing and urgency, content moderation, ranking, allow/block/review checks for AI agents, and deciding when a task needs a more expensive model.
Can I rely on Jev as a security guardrail?: Not on its own. A test reported by VentureBeat showed that injected text posing as a tool result could lower Jev's confidence that a dangerous command should be blocked. Keep a hard rule or a human check in front of anything irreversible.
Are TypeSafe's speed and cost claims independent?: No, they are vendor-reported. Latent.space's own comparison found real but much smaller gains than TypeSafe advertises.

2026年9月22日にDapols teamがレビュー。価格変更を報告

このツールに関する当社のエビデンス

カタログステータス: 推奨 — プランの主要な選択肢になり得ます
最終価格確認日: 2026年11月10日
最終機能レビュー日: 2026年9月22日
エビデンスの信頼度: 低 — 価格は見積もりベースか検証が難しい
公式ドキュメント: ベンダーのドキュメントを読む

バッチで再確認しています。すべての確認に日付を付け、掲載料金を受け取ることはありません。ツールのランク付け方法

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