Best AI for customer service

As of 2026-10-13, DeepSeek: DeepSeek V4 Flash 0731 is the strongest model for this task in our daily benchmark, where over 350 AI models are evaluated and the best are presented.

In customer service, speed is part of quality. A customer waiting ten seconds for a chat reply experiences the service as slow, however good the answer turns out to be.

For customer service we rank by response speed, measured as tokens per second in the daily benchmark. Ranked by speed, from today’s benchmark.

Runner-up
Cohere: Command R7B (12-2024)
cohere
Score: 6.9/10
Language: 9.3/10
Speed: 405 t/s
$0.04
Third choice
IBM: Granite 4.0 Micro
ibm-granite
Score: 7.3/10
Language: 9.7/10
Speed: 326 t/s
$0.02

Today’s ranking

ModelProviderScoreLanguageSpeedInput price/1M
DeepSeek: DeepSeek V4 Flash 0731deepseek8.1/108.7/10452 t/s$0.02
Cohere: Command R7B (12-2024)cohere6.9/109.3/10405 t/s$0.04
IBM: Granite 4.0 Microibm-granite7.3/109.7/10326 t/s$0.02
Cohere: Command R+ (08-2024)cohere8.3/109.3/10276 t/s$2.50
Anthropic: Claude Opus 5.5anthropic8.3/109.0/10266 t/s$4.00
Anthropic: Claude Sonnet 5.5anthropic8.0/109.0/10200 t/s$2.00
Google: Gemini 3.5 Flash Litegoogle8.7/109.7/10178 t/s$0.30
Xiaomi: MiMo-V2.6-Pro-UltraSpeedxiaomi6.9/108.0/10170 t/s$4.35

Fast enough, but also good enough on the language

The fastest models are often the smallest, and small models are consistently weaker on Scandinavian languages. So read both columns in the table below: speed tells you whether the customer gets an answer immediately, the language score tells you whether the answer is sendable. A model that is lightning fast and writes stiff, English-flavoured Norwegian is useless in Norwegian customer service.

A human has to step in — and it must be clear when

Set the boundaries before putting AI into production: complaints, disputes, payment issues and anything involving personal data should route to a human. Customers should always be told they are talking to an AI, and always have an easy path to a person.

hvilkenAI is independent. We have no affiliate agreements, sponsored placements or commercial ties to the AI providers we test. Every recommendation rests on test results alone.

Frequently asked questions

Can AI take over customer service entirely?
No. AI handles repetitive questions well, but complaints, exceptions and cases involving personal data need a human — both for the customer and for compliance.
Which model is fastest?
The ranking above is sorted by measured speed in today’s benchmark, where over 350 models are evaluated.
Must we disclose that an AI is answering?
Yes. Transparency that the customer is talking to an AI is required under the EU AI Act, and it also causes the least friction when customers work it out themselves.
Can we feed customer data into the AI?
Only with a valid legal basis and a data processing agreement with the provider. Convenience is not sufficient grounds.

Other tasks

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How to get more value from this recommendation

Use this recommendation as a practical decision aid, not as an advertising list. HvilkenAI is built to make AI selection easier when the market changes quickly and model names alone say little about real quality.

Start with the task you actually need to solve. A model that is good at short chat is not automatically best for long documents, code, customer-facing text, research or work involving sensitive information. Consider language quality, price, speed, stability and how much editing the answer requires before choosing a subscription or API.

We evaluate over 350 AI models and present the most useful signals in a format that works for everyday users, students, businesses and developers. The exact calculation is proprietary, but the assessment is based on standardised tasks, updated benchmark data and editorial review of whether the recommendations make sense in practical use.

For important decisions, run a small test of your own: use the same prompt, language and expected format in two or three relevant models. Look at precision, source handling, tone, speed and how easy the answer is to verify. That makes the benchmark a time-saving starting point, not a final answer you must follow blindly.

Use the links on the page as well. One page rarely gives the whole picture: the benchmark shows today’s numbers, the AI test translates your need into concrete recommendations, and the privacy/terms pages explain which data and limitations you should consider. Used together, these sources make the choice more robust than following a model name from social media.

If the result will be used at work, document why the tool was chosen: which task it solves, which alternatives were considered, which data should not be shared and how the answer will be quality-checked. That makes it easier to switch model later if price, quality or provider terms change.

When a page is included in the sitemap, it should also stand on its own as a useful explanation. That is why we emphasise practical choices, concrete control questions and clear limits for how data can be used.

The goal is that the reader can move on with a safer choice after a few minutes, without already knowing every model or provider.

Pay particular attention to whether the recommendation fits the language, price and risk in your own situation.

In short: choose what you can verify.

When free is enough

Choose free or low-cost first when the task is simple, risk is low and you can verify the answer yourself.

When paid is worth it

Paid models can be worth the cost when documents are long, precision matters or you save real working time.

When to wait

If the need is unclear, start with the test and benchmark before committing to a provider.