Fluents AI vs Millis AI

Comprehensive side-by-side comparison — features, pricing, performance, and more.

Data last refreshed October 2026

Fluents AI

Fluents.ai, Inc.

Scale voice operations without scaling headcount.

Paid

73% verification coverage

Millis AI

TMate Inc.

Build next-gen voice agents with ultra-low 600ms latency

Paid

71% verification coverage

Trust & Reliability

Fluents AI

Customers (per vendor):Digital Heartbeat, Premier AI Advisors, Clarion +2

GDPR

HIPAA

Millis AI

Customers (per vendor):Evergrowth, Annie, GPT Nexus +4

GDPR

Overall Winner: Fluents AI

6.4/10 vs Millis AI at 5.9/10

Leads in:

Integration

Customization

Support

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

AI Comparison Summary

Fluents AI

6.4

avg score

Millis AI

5.9

avg score

Fluents AI leads overall — particularly in Integration.

Millis AI has an edge in Ease of Use.

Based on 7 dimensions

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

Overall Winner

Fluents AI

6.4 / 10

Fluents AI

Best For

Teams scaling phone work with real call volume

Businesses needing inbound call resolution and outbound programs

Operations teams managing CRM or CSV contacts

Ecommerce businesses for order taking and status

Millis AI

Best For

Developers building voice applications

Businesses automating customer support

Teams creating virtual assistants

Innovators developing voice-enabled devices

* Verdict is based on our algorithmic scoring of publicly available data. Learn about our methodology

Fluents AI is best for

🎵Audio & Voice7.3🎧Customer Support6.3💬Chat & Conversation5.7

Millis AI is best for

🎵Audio & Voice7.0✍️Writing & Content6.0🎨Image & Design6.0

Filter by your use case:

Limitations

Fluents AI

Cons

Pricing plans have included minutes with overage rates
Enterprise features like SSO/SAML and audit logs require custom plans
Dedicated or self-hosted setups are only available on Enterprise plans
Does not guarantee service quality, stability, uptime, or reliability unless separately agreed
Not liable for results of communications or professional advice
Does not guarantee continued availability or integration with third-party platforms

Millis AI

Cons

No cons listed yet.

Weighted Score — Adjust What Matters to You

Pick a profile or drag sliders — scores and radar update instantly on the right.

Quick profiles:

Ease of Use5

Customization5

Support5

Integration5

Compliance & Data Protection5

Performance5

Planning Quality5

Dimension Comparison

Fluents AI

6.4

/ 10

Your pick

Millis AI

5.9

/ 10

Dimension Breakdown

Ease of Use

How intuitive is onboarding, UI navigation, and day-to-day usage for the target audience?

Fluents AI

6.0

Millis AI

9.0▲ +3.0

Customization

Calculated

How much can users tailor workflows, settings, prompts, or outputs to their needs?

Fluents AI

7.0▲ +1.0

Millis AI

6.0

Support

How strong is the documentation, customer support, community, and learning resources?

Fluents AI

6.0▲ +1.0

Millis AI

5.0

Integration

Calculated

How well does it connect with other tools, APIs, and workflows?

Fluents AI

9.0▲ +3.0

Millis AI

6.0

Compliance & Data Protection

Calculated

Compliance certifications and data-protection posture, counted from ten verified signals: SOC 2 Type II, GDPR compliance, HIPAA, WCAG AA/AAA, PII redaction, licensed-only training, a published sub-processor list, a downloadable DPA, not training on user data, and a documented deletion path

Fluents AI

4.0▲ +1.0

Millis AI

3.0

Performance

Calculated

Latency + throughput speed

Fluents AI

8.0

Millis AI

8.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

Fluents AI

5.0▲ +1.0

Millis AI

4.0

Calculated = derived from structured signals (integration count, API/open-source config, compliance certs, response-time). AI = LLM-assessed from public website content. Methodology

Task Performance

Fluents AI

Task

Millis AI

6.0

Latency Ttft

8.0

6.0

Speech Recognition Accuracy

6.0

8.0

Voice Naturalness

8.0

Interruption Handling

8.0

Turn Taking

7.0

6.0

Context Retention

6.0

Multilingual Support

7.0

4.0

Emotion Detection

2.0

9.0

Call Routing Transfer

6.0

8.0

Crm Integration

4.0

5.0

Ticket Management

1.0

7.0

Auto Resolution

6.0

* Task scores (1–10) are algorithmically generated from publicly available data.

Data is sourced from public information and vendor websites. It may not always be up-to-date — verify pricing and features directly with the vendor before purchasing.Report inaccuracy

Frequently Asked Questions

What are the main differences between Fluents AI and Millis AI?

Fluents AI — "Scale voice operations without scaling headcount". Millis AI — "Build next-gen voice agents with ultra-low 600ms latency". The Features section on this page compares them side by side.

Who is Fluents AI best for compared with Millis AI?

Fluents AI is best for Teams scaling phone work with real call volume; and for Businesses needing inbound call resolution and outbound programs. Millis AI is best for Developers building voice applications; and for Businesses automating customer support.

How does the pricing of Fluents AI compare with Millis AI?

Fluents AI is paid, paid plans start at $499/month, offers a free trial. Millis AI is paid. Always verify current pricing with the vendor.

Does Fluents AI or Millis AI have a free plan?

Fluents AI lists no free plan and offers a free trial. Millis AI lists no free plan. Always verify current pricing with the vendor.

Do Fluents AI and Millis AI offer an API?

Fluents AI offers a public API. Millis AI offers a public API.

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