# Millis AI Review

> Millis AI review: Low-latency voice agents. Verified pricing, features, and the strongest alternatives in Voice AI. Real production costs and per-use-case.

![Millis AI logo](https://www.versusref.com/logos/millis.png)

Low-latency voice agents

Among the 31 voice ai tools we track, Millis AI has the 1st-widest language coverage and the 6th-cheapest per-minute rate - a fit for multilingual and localization projects and cost-sensitive, high-volume work.

From $0.02/min · facts verified Jul 15, 2026

## What we know about Millis AI

Millis AI sits in the voice ai category, where it is low-latency voice agents. We keep this Millis AI profile grounded in primary sources, each fact dated to when we last confirmed it.

On pricing, Millis AI starts at $0.02 per minute for its entry tier. That is the sticker rate: real production cost usually runs higher once you add a language model, a voice provider, and telephony minutes, and we model Millis AI closer to 0.06-0.66 USD all-in.

On capabilities, Millis AI covers native sip trunking, bring-your-own llm, bring-your-own tts voice, native outbound campaigns, buy/port numbers in-platform, and interruption handling (barge-in). Each of those is verified against Millis AI's own docs or dashboard, not marketing copy.

On performance, Millis AI reports a median end-to-end latency around 600 ms. Latency figures are vendor claims until we measure them ourselves, and they are labeled that way on the Millis AI fact sheet, so treat them as a starting point rather than a guarantee.

Placed against the 31 voice ai tools we track, Millis AI's strongest showing is the 1st-widest language coverage, while it trails at 12th on latency - a spread worth weighing against your own priorities.

In total we track 18 verified facts for Millis AI today, each linking the primary source it came from so you can check our work - and vendor claims we have not measured ourselves are labeled as such on the Millis AI fact sheet below.

## Millis AI pricing

≈ $0.36 per minute all-in (est.), verified Jul 15, 2026 ([source](https://coldiq.com/tools/millis-ai)).

| Monthly volume | All-in monthly bill |
| --- | --- |
| 1K min/mo | $360 |
| 10K min/mo | $3,600 |
| 100K min/mo | $36,000 |

All-in monthly: platform fee + per-minute + telephony. Assumes GPT-4o class model, ElevenLabs voice.

## Fact sheet

### Pricing

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| Base price / min | ~$0.02 | Jul 15 | [source](https://www.millis.ai/) |
| Real production cost / min | $0.06-0.66 | Jul 15 | [source](https://coldiq.com/tools/millis-ai) |
| Monthly platform fee | $0 | Jul 15 | [source](https://www.freelance-stack.io/en/deals/millis-ai-discount-promo-code/) |
| Telephony cost / min (or passthrough?) | $0.02 | Jul 15 | [source](https://docs.millis.ai/pricing) |

### Capabilities

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| Native SIP trunking | ✓  Yes | Jul 15 | [source](https://docs.millis.ai/introduction) |
| Median e2e latency | ~600 ms | Jul 15 | [source](https://www.millis.ai/) |
| Bring-your-own LLM | ✓  Yes | Jul 15 | [source](https://www.millis.ai/) |
| Bring-your-own TTS voice | ✓  Yes | Jul 15 | [source](https://www.millis.ai/) |
| Native outbound campaigns | ✓  Yes | Jul 15 | [source](https://www.millis.ai/) |
| Languages supported | ~100 countries | Jul 15 | [source](https://www.millis.ai/) |
| Buy/port numbers in-platform | ✓  Yes | Jul 15 | [source](https://www.millis.ai/) |
| Interruption handling (barge-in) | ✓  Yes | Jul 15 | [source](https://docs.millis.ai/introduction) |

### Build experience

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| No-code agent builder | ✓  Yes | Jul 15 | [source](https://www.millis.ai/) |
| API-first (full lifecycle via API) | ✓  Yes | Jul 15 | [source](https://docs.millis.ai/introduction) |
| Native integrations count (+ key ones: GHL, HubSpot, Zapier, Make, Twilio) | Make.com, OpenAI, ElevenLabs, PlayHT, Cartesia | Jul 15 | [source](https://www.millis.ai/) |

### Commercial

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| Self-serve signup | ✓  Yes | Jul 15 | [source](https://www.millis.ai/) |
| Affiliate program (terms) | Affiliate program available | Jul 15 | [source](https://www.millis.ai/) |
| Founded year + HQ | TMate Inc. | Jul 15 | [source](https://www.millis.ai/) |

## Millis AI head-to-head

| Comparison | Record | Per use case |
| --- | --- | --- |
| [Millis AI vs Bland AI](https://www.versusref.com/voice-ai/bland-vs-millis/) | won 2 · lost 3 · tied 1 | No-code agency deploys: tie; Custom pipeline control: won; Ecommerce support and orders: lost; Healthcare compliance: lost; Outbound sales campaigns: lost; SMB receptionist and booking: won |
| [Millis AI vs ElevenLabs Agents](https://www.versusref.com/voice-ai/elevenlabs-agents-vs-millis/) | won 1 · lost 5 · tied 0 | No-code agency deploys: lost; Custom pipeline control: lost; Ecommerce support and orders: lost; Healthcare compliance: lost; Outbound sales campaigns: won; SMB receptionist and booking: lost |
| [Millis AI vs Retell AI](https://www.versusref.com/voice-ai/millis-vs-retell/) | won 1 · lost 5 · tied 0 | No-code agency deploys: lost; Custom pipeline control: lost; Ecommerce support and orders: lost; Healthcare compliance: lost; Outbound sales campaigns: lost; SMB receptionist and booking: won |
| [Millis AI vs Vapi](https://www.versusref.com/voice-ai/millis-vs-vapi/) | won 1 · lost 5 · tied 0 | No-code agency deploys: lost; Custom pipeline control: lost; Ecommerce support and orders: lost; Healthcare compliance: lost; Outbound sales campaigns: lost; SMB receptionist and booking: won |

Source: https://www.versusref.com/voice-ai/tools/millis/