実務で使える Jev ツール
各ツールは、特定の業務向けに作られた 1 つの Jev 質問セットです。ツールを開いて自分のテキストで実行し、実例に対する Jev の出力を確認し、パイプラインの 1 ステップとして組み込む方法を学べます。
1 つのテキストではなく、ファイル全体やサイト全体がありますか？一括処理として実行できます。 一括処理を見る
- Jev を評価モデルにLLM の回答を参照情報と照合し、公開 / 修正 / 却下の判定を確率付きで受け取ります。ツールを開く
- LLM ルータープロンプトの難易度を分類し、生成に費用をかける前に小型・中型・フロンティアモデルを選びます。ツールを開く
- プロンプトインジェクション検出LLM 入力に含まれる指示の上書きやデータ持ち出しの要求を検知し、通過 / 無害化 / ブロックの判定を受け取ります。ツールを開く
- Support ticket triageRoute a support ticket to the right team, rate its urgency and flag churn risk, each with a probability.ツールを開く
- Context compactionScore transcript excerpts for keep or drop, so compaction deletes what is stale and keeps the rest verbatim.ツールを開く
- Content moderationSort user comments into allow / review / remove, with separate harassment and spam probabilities.ツールを開く
- Lead qualificationScore an inbound lead’s fit, place it in a buying stage and check for a timeline, each with a probability.ツールを開く
- RAG evaluationCheck a RAG answer for groundedness and tell a retrieval failure from a generation failure, with probabilities.ツールを開く
- Tool call guardScore a proposed agent tool call for intent match and risk, and get an execute / confirm / block decision.ツールを開く
- Resume screeningMatch a candidate to a role, check seniority and suggest a next step, with probabilities for a human reviewer.ツールを開く
- Citation checkVerify one claim against one source: supported, partially supported or unsupported, and whether it is overstated.ツールを開く
- Review sentimentClassify a product review as positive, mixed or negative, estimate its star rating and flag refund requests.ツールを開く
- Zero-shot classificationClassify text into labels you define in plain English, with a probability for each label and no training data.ツールを開く
- Intent classificationDetect the intent of a customer or chatbot message from intents you define, with a probability for each.ツールを開く
- Model pricingMonthly cost of eight decision models for your volume, text length and question count, from measured token counts.ツールを開く
スプレッドシート全体やサイト全体で実行
コードを書かずに使えます。CSV またはドメインを渡すと、全行・全ページにラベルとスコアが付いて並べ替えられます。クレジットで利用できます。
- Website SEO auditEnter a domain and get a scored audit of up to 50 pages: technical checks plus Jev's judgment of how helpful, specific and quotable each page is.ツールを開く
- Review analyzerSentiment, star rating, main topic and refund requests for every customer review.ツールを開く
- Lead scorerRank inbound messages by buying intent and fit, and filter out spam and job seekers.ツールを開く
- Ticket triageRoute support tickets to the right team and flag the urgent and at-risk ones.ツールを開く
- Keyword intent sorterClassify search keywords by intent, best page type and commercial value.ツールを開く
はじめに
- 意思決定モデル比較Jev・Clef・Clef-flash・Perplexity Decider・OpenAI Luna Decisions を同じ入力で実測：精度、キャリブレーション、コスト、レイテンシ。ツールを開く
- Jev の入手方法Jev を利用する方法（無料トライアル、API Key、TypeSafe 直接）を、料金・手順・コードとともに紹介します。ツールを開く
- Clef playgroundTry Clef-flash free in the browser and compare Jev, Clef and Clef-flash side by side on your own input.ツールを開く
- How to get ClefEvery way to use Cloudflare’s Clef: free trial, JevStation API, Workers AI direct, self-hosted — with prices and code.ツールを開く
- Is Jev open source?No open weights or download. What TypeSafe publishes on GitHub, which Hugging Face “JEV” models are not Jev, and what you can self-host.ツールを開く
連携
Jev を Claude Code、Cursor などの MCP クライアントに接続します。
- Jev MCP serverThe JevStation MCP server: its seven tools, client configuration, authentication, billing and troubleshooting.ツールを開く
- Jev in Claude CodeAdd the Jev MCP server and skills to Claude Code, then use Copy for AI to integrate Jev into your code.ツールを開く
- Jev in CursorConfigure JevStation’s remote MCP server in Cursor’s mcp.json and use the Jev tools from the agent.ツールを開く
比較
同じ答えを得るための他の方法と Jev の比較。
- Jev vs LLM classificationJev against a prompted GPT- or Claude-class model for classification: cost, latency, output shape, consistency and calibration.ツールを開く
- LLM router comparisonLiteLLM, OpenRouter, RouteLLM, Portkey and Jev compared by the decision each one makes, what it costs to run and where it fits.ツールを開く
- Jev vs open modelsopen-jev, jev-on-a-laptop, GLiNER and fine-tuned classifiers against hosted Jev: what each is, and what has been measured.ツールを開く
- Jev vs ClefCloudflare’s open-weight Clef against Jev: price, context, latency, benchmarks and when to pick each.ツールを開く
- Jev vs DeciderPerplexity Decider against Jev: same contract, measured accuracy, calibration, latency and token counts.ツールを開く
- Jev vs Decision-1Microsoft-Decision-1 against Jev: same contract and price, measured accuracy, calibration, latency and tokens.ツールを開く
- Jev vs d1-ultraLiquid AI d1-ultra and d1 against Jev: same contract, measured accuracy, calibration, latency and tokens.ツールを開く
- Decisions API alternativesOpenAI Decisions API without the waitlist, plus Jev, Clef and Perplexity Decider: measured accuracy, cost, and how to port a request.ツールを開く