Private AI

プライベート アイ コンサルティング

Whether, when, and how to run AI on your own infrastructure — so your data and models stay under your control. Independent guidance on the hosted-versus-private decision, grounded in real self-hosted AI architecture, not vendor preference.

What private AI is, and when it is worth it

What private AI is, and when it is worth it

Private AI means running AI models on infrastructure you control — on-premise or in your own cloud account — instead of sending your data to a third-party API. It is worth it when data cannot leave your environment for legal, contractual, or competitive reasons, when volume makes hosted pricing uneconomical, or when you need control and predictability that a hosted service cannot guarantee. It is not always worth it: hosted models are faster to start and often cheaper at low volume. This service gives an independent read on which side of that line you are on, and — when private AI is right — how to do it without underestimating the operational cost. Deployment itself is delivered through the Self-Hosted AI Deployment service; this page is the strategy and decision.

01

詳細

The hosted-versus-private decision, honestly

The most valuable part of a private AI engagement is often the decision not to do it, or to do it only for part of the workload. The decision turns on data sensitivity, volume and cost, latency, and how much control you genuinely need — and it is made per use case, not as a blanket rule. An honest assessment will tell you when a hosted model with the right data agreement is the better answer, because the goal is the right outcome, not the more expensive one.

02

詳細

Data sovereignty and control

For many businesses the driver is not cost but control: data that cannot leave a jurisdiction or an environment, contractual commitments to customers, or the simple wish not to depend on a third party's terms and availability. Private AI keeps the data and the model in your control. The engineering job is to deliver that control without pretending the operational burden away — because a private deployment you cannot run reliably is not control, it is risk.

03

詳細

Cost and operations are the real question

Standing up a private model is the easy part; running it reliably and affordably is the real question. That means the cost and operational load month after month — hardware or cloud spend, inference reliability, model routing and fallback, and the people to keep it healthy — not just the one-time setup. The Peaches work is a concrete example of self-hosted AI architecture with model routing treated as an operational concern, and that operational lens is what a private AI strategy has to include to be honest.

04

詳細

From strategy to deployment

When the assessment says private AI is right, the path to production is a deliberate one: model selection, a deployment architecture with routing and fallback, and an operations plan sized to the workload. That deployment is delivered through the Self-Hosted AI Deployment service, which this page links to; the two together cover the decision and the execution, kept distinct so the recommendation to go private is never shaped by an incentive to build.

適合性

こんな方に

  • Businesses whose data cannot be sent to a third-party AI API for legal, contractual, or competitive reasons.
  • Teams weighing hosted versus private AI who want an honest, per-use-case decision rather than a vendor pitch.
  • Companies at a volume where hosted AI pricing has become uneconomical.
  • Organizations that need control and predictability over their AI, and want the operational cost assessed honestly.

範囲

対応範囲

  • The hosted-versus-private decision, made per use case
  • Data sovereignty, control, and compliance considerations
  • Cost and operational-load assessment, not just setup
  • Model selection and a deployment architecture with routing and fallback
  • An operations plan sized to the workload
  • A path to deployment via the Self-Hosted AI service

成果物

提供内容

  1. A written hosted-versus-private recommendation, per use case
  2. A private AI architecture with routing and fallback, where it is warranted
  3. An honest view of the cost and operational load of running it
  4. A path to deployment, or a scoped deployment engagement

根拠

関連事例

mikan プロジェクトのイラスト

mikan

キャプション、レビュー返信、案件コンテンツ、見積もりワークフローの本番運用向けに構築された、セルフホスト型でOpenAI互換のLLMサービス。

パルス / MyOmniHub プロジェクトのイラスト

パルス / MyOmniHub

マルチチャネル配信、AI支援コンテンツ、公開フォーム、採用ワークフロー、Webサイト、テナント向けストアフロントを統合したモジュール型Laravelプラットフォーム。

参考資料

関連する技術記事

セルフホスト型AIの運用 → ビジネス用 AI アーギエントのアプライケーション → データと話す:それをwellにするために必要なこと → オートメーションされたデータ分析 Using AI →

Related services

Related services

セルフホスト型AIデプロイメント → AIConsultingサービス →

明確な出発点

まずは、内容を明確にしたご依頼から始めましょう。

目的に合った支援の形をお選びください。すべてのオファーには明確なプロセスと定義されたスコープがあり、商業条件は着手前に合意します。

  • 専門性の集中シニアの技術的判断
  • 明確なプロセス着手前にスコープを合意
  • 想定外をなくす透明な条件

表示中: 01 / 01

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質問と回答

Private AI: common questions

More questions? Feel free to reach out.

すべてのサービスを見る →
What is private AI?

Private AI means running AI models on infrastructure you control — on-premise or in your own cloud account — rather than sending your data to a third-party API. It keeps your data and models under your control, which matters when data cannot leave your environment or when you need control a hosted service cannot guarantee.

Is private AI always better than using a hosted API?

No. Hosted models are faster to start and often cheaper at low volume. Private AI is worth it when data cannot leave your environment, when volume makes hosting uneconomical, or when you need control and predictability a hosted service cannot offer. The decision is made per use case, and an honest assessment will tell you when hosted is the better answer.

How is this different from the Self-Hosted AI service?

This page is the strategy and decision — whether and when private AI is right, and at what cost. The Self-Hosted AI Deployment service is the execution: building and operating the deployment. They are kept distinct so the recommendation to go private is never shaped by an incentive to build, and many engagements use both.

What is the biggest mistake teams make with private AI?

Underestimating the operational cost. Standing up a model is easy; running it reliably and affordably month after month — hardware or cloud spend, inference reliability, routing and fallback, and the people to keep it healthy — is the real question. A private deployment you cannot operate reliably is not control, it is risk, so the operational load is assessed honestly up front.

Can we run private AI for only part of our workload?

Often that is the right answer. The decision is made per use case, so it is common to keep some workloads on a hosted model with the right data agreement and run only the sensitive or high-volume ones privately. The engagement is about the right split for your situation, not an all-or-nothing choice.

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