💸 AI FinOps · LLM cost optimization

AI FinOps: cut your OpenAI, Claude and Mistral bill by 2 to 3×

Most companies pay far too much for their AI: the wrong model on simple tasks, no caching, no batch processing. We audit your usage, find the leaks and cut your bill — with no loss of quality. You only pay on the savings we deliver.

🔍 Free FinOps audit See the 5 levers →

⚡ The essentials in 30 seconds

  • AI FinOps is about optimizing the cost of your LLM API calls (OpenAI, Claude, Mistral) without degrading the result for your users.
  • 5 levers: model routing, prompt caching, batch processing, open-source models, token reduction.
  • Typical saving: −50 to −70% on the AI bill of a company that has never optimized.
  • Shared-savings pricing: if we don't save you anything, you pay nothing.
  • 3-step method: free audit → re-architecture → continuous managed optimization.
  • France team (management) + Madagascar (execution) = optimization at a controlled cost.

What is AI FinOps (and why your bill is exploding)?

AI FinOps (or LLM FinOps) is the discipline of controlling and reducing the cost of generative AI in the enterprise. AI is billed on usage, per token (one token ≈ ¾ of a word). As a result, as soon as your agents, chatbots or workflows process volume, the bill climbs fast — and most often for the wrong reasons.

Here are the 5 leaks we find on almost every account we audit:

  • The wrong model everywhere. Running an extraction or a classification on a premium model (GPT-4, Claude Opus) costs up to 5× too much for an identical result.
  • No caching. The same large system prompt is re-sent and billed at full price on every call, when it could cost 10× less.
  • Everything in real time. Bulk processing run live when a "batch" mode would bill it at half price.
  • Responses that are too long. Output tokens cost up to 5× input tokens. An unbounded output is money thrown away.
  • The default "proprietary API" reflex. For simple, high-volume tasks, an equivalent open-source model costs a fraction of the price.

How much does 1 million tokens cost? Price comparison by model

The first source of savings comes from the choice of model, because the price gap between top and bottom tier is massive. Here are the real orders of magnitude (price per million tokens, Anthropic's Claude models as an example — the logic is identical with OpenAI GPT and Mistral):

Model Input price /1M tokens Output price /1M tokens Best-fit use
Claude Opus (premium) $5 $25 Complex reasoning, code, hard agents
Claude Sonnet (balanced) $3 $15 Everyday production, good value for money
Claude Haiku (fast) $1 $5 Extraction, classification, reformatting
Open model (Llama / Mistral / Qwen via aggregator) ~$0.20 to $0.90 ~$0.20 to $0.90 "Commodity" volume at very large scale

Moving an extraction task from the premium model to the right small model means dividing its cost by 5 for an equivalent result. Adding caching and batch processing on top compounds the saving further. We track these prices continuously in our AI FinOps Barometer.

Which AI model should you choose? The right model for each task

With dozens of models released every month, choosing the right one is far from intuitive. Public benchmarks, for their part, don't reflect your real use case. So most teams use a single premium model by default — and massively overpay.

Our approach: we set up per-task routing that automatically sends each request to the cheapest model capable of handling it. Concretely:

  • Simple tasks (extraction, classification, reformatting) → small model (Haiku, Mistral, open model): immediate saving, identical quality.
  • Complex tasks (reasoning, code, fine-grained analysis) → premium model kept: no loss of quality where it counts.

You no longer have to know which model to use: you delegate the decision to us, and we keep it up to date with every new release. That's the whole point of our monthly watch.

The 5 levers to reduce your AI costs

Each lever is measurable and reversible. Above all, we never touch what your users see — only the back-end plumbing.

Lever #1

🎯 Model routing

The biggest lever. Each task is routed to the smallest model that does the job. Simple tasks no longer pay premium rates. Typical saving: 50 to 80%.

Lever #2

🗄️ Prompt caching

Repeated context (large system prompt, reference documents) is cached and billed up to 90% less on each reuse.

Lever #3

📦 Batch processing

Everything that isn't real time (enrichment, mass classification, reporting) goes in a batch and costs half price.

Lever #4

✂️ Token reduction

Structured outputs, bounded responses, non-redundant context. Since output costs up to 5× input, controlling it directly cuts the bill.

Lever #5

🔓 Open-source models

For large "commodity" volumes, switch to Llama / Mistral / Qwen via an aggregator — a fraction of the price of proprietary APIs, at equivalent quality.

Bonus

🪑 License optimization

Beyond tokens: spot Copilot / ChatGPT / Claude seats paid for but unused, and measure real adoption. Direct waste to recover.

Worked example: halving your AI bill

Here is a typical scenario for a tech company spending €4,000/month on AI APIs without ever having optimized — an extremely common profile.

Consumption item Cost before Lever applied Cost after
Extraction / classification (high volume)€1,600Routing → small model€320
Agent with large system prompt€1,200Caching€350
Enrichment / mass reporting€800Batch processing€400
Text generation (long outputs)€400Bounded outputs€250
MONTHLY TOTAL€4,000≈ €1,320

The saving therefore represents ≈ €2,680/month, i.e. more than €32,000/year, at identical perceived quality. And the higher the starting bill, the greater the absolute gain.

📊 The AI FinOps Barometer — the cost & model watch, every month

Model prices, new releases, and above all: what it changes for your bill and your routing. The watch that turns AI news into concrete cost decisions. Free, one email a month.

Subscribe to the Barometer →

AI FinOps: the new discipline (after cloud FinOps)

AI FinOps follows exactly the trajectory of cloud FinOps: when cloud bills exploded, an entire discipline was born to control them — multi-billion acquisitions, certifications, a dedicated profession. LLM spending is now following the same curve, a few years behind.

Companies that get ahead early therefore gain an edge: they install a culture of AI cost control before the bill becomes a major line item. Acting now means positioning yourself at the right point in the cycle.

Who benefits most from AI FinOps?

AI FinOps delivers the most value to companies billed on usage (per API, per token), not simple subscribers. Here are the three profiles where the saving is greatest.

Profile 1 · SaaS / software vendor

🤖 AI features in production (chatbot, generation, summarization)

These products run AI on every user action. Consequently, cost per user explodes as the base grows. Routing and caching are the most profitable here.

−50 to −70%AI cost per user
Qualityunchanged
Profile 2 · Automation agency / studio

⚙️ High-volume AI workflows for clients (n8n, Make, agents)

Agencies that resell AI automation see their margin eaten by API costs. Indeed, optimizing consumption directly improves their profitability — or lets them lower their prices.

+ marginon each workflow
Onceoptimized, recurring gain
Profile 3 · E-commerce / data scale-up

📊 Mass processing (enrichment, classification, support)

These volumes are perfectly suited to batch processing and open models. Moreover, they are often the least monitored items, so where the biggest leaks are found.

−50%via batch processing
+ openon commodity volume

Typical scenarios. Detailed quantified references provided on request as part of an audit.

Our 3-step FinOps methodology

A structured method, designed to prove the saving before any commitment: you see the figure before you decide.

Free FinOps audit (a few days)

We analyze your real consumption: which models, what volumes, which items. You leave with a precise costing of the achievable saving, item by item. No commitment.

Re-architecture (fixed fee)

Our team implements the validated levers: routing, caching, batch processing, model substitution. All with no visible change for your users.

Managed optimization (recurring)

We keep your AI cost at the optimal level continuously, via a dedicated layer and monitoring. As model prices change constantly, this watch keeps your bill at the floor over time.

Our commitment: you only pay on the savings delivered

Our conviction is simple: if we don't save you anything, you owe us nothing. That's why we offer shared-savings pricing rather than a blind fixed fee. The audit is free, and our interests are perfectly aligned with yours.

Why entrust your AI FinOps to Ezway?

Differentiator #1

🇫🇷 France management team

Our France team scopes the audit and the architecture. You talk to experts who understand your stack and your legal context.

Differentiator #2

🇲🇬 Madagascar execution

Our Madagascar team implements the re-architecture. You get quality execution at an optimized cost.

Differentiator #3

🤝 Outcome-based pricing

We're paid on the savings delivered. The risk is on our side, not yours.

Differentiator #4

🛠️ Integrated dev studio

Beyond optimization, we are a dev and AI automation studio. We can implement, maintain and evolve your entire AI stack.

Differentiator #5

🔌 Vendor-independent

We don't sell any particular model. We always choose the most cost-effective for you: OpenAI, Anthropic, Mistral or open source.

Differentiator #6

📈 Lasting gain, not one-shot

The initial optimization, then a continuous watch that keeps your cost at the floor as the AI market evolves.

Our AI FinOps engagement modes

Every need is different. We therefore offer several modes, from the free audit to continuous managed optimization.

No commitment

🔍 FinOps audit

Free

Diagnosis of your AI bill

  • Analysis of your real consumption
  • Leaks identified item by item
  • Achievable saving quantified
  • Prioritized optimization plan
Project fee

⚙️ Re-architecture

Contact us

France lead + Madagascar team

  • Model routing
  • Caching & batch processing
  • Model substitution
  • Measurement of the real saving
Recurring

📊 Managed optimization

Contact us

AI cost kept at the floor continuously

  • Dedicated optimization layer
  • Real-time monitoring
  • Model & pricing watch
  • Continuous optimization
How it works: it all starts with the free audit of your AI bill. Then we present the quantified saving and the right engagement mode. No commitment until you've seen the potential gain in black and white.

FAQ — AI FinOps & AI cost reduction

What is AI FinOps?

AI FinOps is the discipline of controlling and reducing the cost of generative AI in the enterprise (OpenAI, Claude, Mistral API calls). Concretely: route each task to the cheapest suitable model, cache, batch, and measure spending — without degrading quality.

How much can an AI bill be reduced by?

On a company that has never optimized, we typically see a 50 to 70% reduction, at identical perceived quality. The more intensive and unoptimized the usage, the greater the gain.

Which AI model is cheapest?

It depends on the task. For simple tasks (extraction, classification), a small model like Claude Haiku (~$1/M tokens) or an open-source model (Mistral, Llama) is more than enough. Premium models (GPT-4, Claude Opus, ~$5–25/M) are only justified for complex reasoning. The right reflex: route each task to the cheapest one that does the job.

Will you degrade quality to reduce costs?

No. We only use a cheaper model where it gives an equivalent result. Complex tasks stay on premium models. Your users see no difference — only the bill changes.

How are you paid?

The audit is free. We offer shared-savings pricing: we only earn if you save. Fixed-fee or time-and-materials formats are also possible.

Do we have to change provider (OpenAI, Claude)?

Not necessarily. Most of the savings come from how you use the models, not the provider. For some tasks, switching to an open-source model can make sense, only if the gain is real.

From what spend level is it worthwhile?

Below a few hundred euros a month, it's not worth the effort. As soon as your monthly bill runs into thousands of euros, optimization becomes very profitable. The free audit determines this immediately.

Does AI FinOps also cover GitHub Copilot and subscriptions?

Yes. Beyond per-token cost, we also optimize licenses: spotting Copilot, ChatGPT or Claude seats paid for but unused, and measuring your teams' real adoption. It's a frequent and easily recoverable source of waste.

Let's see how much your AI bill can drop

Free FinOps audit: we analyze your OpenAI / Claude / Mistral consumption, identify the leaks and quantify the achievable saving. No commitment — and you only pay on what we actually save you.

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