# Onepin — AI Compare Ninja

> AI agent that checks, pronounces, and auto-fixes scripts for voice output.

## Overview
- **Category:** Audio & Voice (Voice & speech)
- **Status:** Active · checked
- **Paid from:** 16 USD / Month, billed yearly (Creator)
- **Free access:** Free plan (0 USD with 1000 one-time credits.)
- **Website:** https://onepin.ai/
- **Canonical URL:** https://www.aicompare.ninja/en/tool/onepin

## What it does
- Validates each TTS line and fixes pronunciation across many models.
- Free 0 USD; Creator, Studio, and Scale billed yearly.

## In brief
Onepin runs a script through normalization, a pronunciation dictionary, TTS, and validation until the line is ready to publish.

More than 30 TTS models sit behind one account. Bring-your-own-key starts on Studio.

Free includes 1000 one-time credits. Creator is 16 USD, Studio is 80 USD, and Scale is 240 USD per month, billed yearly.


## Limits
Onepin is an AI voice production agent: it normalizes the script, uses a pronunciation dictionary, validates each TTS line, and auto-fixes misses across 30 TTS models. Free is 0 USD with 1000 one-time credits. Paid prices are per month, billed yearly: Creator 16 USD, Studio 80 USD, and Scale 240 USD. Overage is 0.010 USD, 0.008 USD, and 0.007 USD per credit. 100 credits equal 1 USD. Annual billing saves 20%. Self-serve credits do not roll over, and seats are free.

## Pricing tiers
| Tier | Price | Period | What you get |
| --- | --- | --- | --- |
| Free | free | Month | 0 USD. 1000 one-time credits, about 15 minutes of validated audio, 1 concurrent run, 1 GB storage. No overage. Download and export are not included. Seats are unlimited. |
| Creator | 16 USD | Month, billed yearly | 16 USD per month, billed yearly. 3000 credits per month, about 100 minutes, overage 0.010 USD per credit, 100 GB storage, 3 concurrent runs, and email support. |
| Studio | 80 USD | Month, billed yearly | 80 USD per month, billed yearly. 15000 credits per month, about 9 hours, overage 0.008 USD per credit, 3 workspaces, 500 GB storage, 5 concurrent runs, bring your own key, and email plus Slack support. |
| Scale | 240 USD | Month, billed yearly | 240 USD per month, billed yearly. 50000 credits per month, about 30 hours, overage 0.007 USD per credit, 5 workspaces, 1 TB storage, and 10 concurrent runs. |

## Sources
All details regarding plans, limits, and features are based on official vendor documentation and the primary sources verified below.

- https://onepin.ai/pricing
- https://onepin.ai/terms
- https://onepin.ai/

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*Source: AI Compare Ninja (2026) - https://www.aicompare.ninja/en/tool/onepin*