Side by side
MAI-Voice-2.1 and MAI-Voice-2.1-Flash, line by line
Prices in effect today, compared at the same tier wherever both list one. The better value in each row is highlighted.
| Fact | MAI-Voice-2.1 | MAI-Voice-2.1-Flash |
|---|---|---|
| Price | ||
| Price per character | $0.000022 | $0.000015 (better) |
| Specs | ||
| Provider | Microsoft AI | Microsoft AI |
| Release date | October 1, 2026 | October 1, 2026 |
| Access | API only | API only |
| Context window | Not reported | Not reported |
| Max output | Not reported | Not reported |
| Input | text | text |
| Output | audio | audio |
Charts
Against every current audio model
Where MAI-Voice-2.1 and MAI-Voice-2.1-Flash land among the current models of their task, on every independent benchmark, on price and on context.
Where each stands
No independent benchmark has scored either model yet, so the tiles rank their prices among the current models of their task.
Price and context
Price per character
MAI-Voice-2.1:#4of 10
$0.000022 · cheaper than 67%
MAI-Voice-2.1-Flash:#2of 10
$0.000015 · cheaper than 78%
Cost
What each costs
Example workloads at each provider's listed rates, then every other rate either one lists. The cheaper figure in each row is highlighted.
The same work, priced
For 1M characters, MAI-Voice-2.1 costs 1.5 times as much as MAI-Voice-2.1-Flash, at each provider's listed rates.
1M characters
MAI-Voice-2.1 costs 1.5× as much
- MAI-Voice-2.1
- $22
- MAI-Voice-2.1-Flash
- $15
| Workload or rate | MAI-Voice-2.1 | MAI-Voice-2.1-Flash |
|---|---|---|
| Example workloads | ||
| 1M characters | $22 | $15 (better) |
Verdict
When to choose each
MAI-Voice-2.1
Where it leads
No measured lead over MAI-Voice-2.1-Flash in this data.
Best for
- Multilingual products that keep one voice across languages
- Narration and dialogue with controlled delivery
Watch out for
- Microsoft Foundry lists it as a preview, and voice cloning needs Microsoft approval
- No independent benchmark score is recorded here yet
MAI-Voice-2.1-Flash
Where it leads
- Lower price per character, $0.000015 vs $0.000022
Best for
- Voice agents and call-center assistants
- High-volume, low-latency speech
Watch out for
- Microsoft Foundry lists it as a preview, and voice cloning needs Microsoft approval
- Microsoft's claims of 55% faster inference and about 60% lower cost do not name the models compared
From benchmark to production
Building on MAI-Voice-2.1 or MAI-Voice-2.1-Flash?
Public scores rarely hold on your own data. We test both models on your real tasks, then build the agent or pipeline around the one that wins.
FAQ
MAI-Voice-2.1 vs MAI-Voice-2.1-Flash FAQ
Which is cheaper, MAI-Voice-2.1 or MAI-Voice-2.1-Flash?
MAI-Voice-2.1-Flash is 32% cheaper per character than MAI-Voice-2.1, $0.000015 vs $0.000022.
How much would 1M characters cost with MAI-Voice-2.1 or MAI-Voice-2.1-Flash?
1M characters comes to $22 with MAI-Voice-2.1 and $15 with MAI-Voice-2.1-Flash at their listed rates.
Further reading
More on MAI-Voice-2.1 and MAI-Voice-2.1-Flash
Related comparisons
- MAI-Voice-2.1 vs Voxtral Mini TTS 3
- MAI-Voice-2.1-Flash vs Voxtral Mini TTS 3
- Eleven Flash v2.5 vs MAI-Voice-2.1
- Eleven Flash v2.5 vs MAI-Voice-2.1-Flash
- Eleven Multilingual v2 vs MAI-Voice-2.1
- Eleven v4 Turbo vs MAI-Voice-2.1-Flash
- Eleven v3 vs MAI-Voice-2.1
- MAI-Voice-2.1-Flash vs TTS-1
- Eleven v4 Turbo vs MAI-Voice-2.1
- Eleven v4 vs MAI-Voice-2.1
- MAI-Voice-2.1 vs Sonic 3.6
- MAI-Voice-2.1 vs TTS-1
Production evaluation
Choosing between MAI-Voice-2.1 and MAI-Voice-2.1-Flash?
Public benchmarks narrow the shortlist. We run both on your own tasks, data and cost limits, then build the routing and review controls to run the winner in production.
- A head-to-head evaluation on your real workload
- Routing between models by cost and difficulty