CA
Sonic 3
Cartesia
Inworld model product
Inworld TTS 1
Rich, expressive speech with low-latency streaming.
Updated Aug 12, 2026. Default version: Inworld TTS-1
LLMBoard scoreN/ANot scored
CoverageN/ANot scored
Context windowN/ATokens
Native catalog price$5 / 1M characters1M characters
Inworld TTS 1 Specifications
Technical details for the model's default version.
- Version
- Inworld TTS-1
- Released
- Unknown
- Knowledge cutoff
- Unknown
- Parameters
- N/A
- Context window
- N/A
- Max output
- N/A
- Inputs
- text
- Outputs
- audio
- Open weights
- No
- License
- Unspecified
Inworld TTS 1 Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
No capability profile
No version of this model currently has enough benchmark coverage for a score.
Inworld TTS 1 Benchmark Results
Benchmark scores for the scored version.
No benchmark results
No benchmark result is linked to the scored version.
Inworld TTS 1 Arena Results
Preference and agent-evaluation results for the default version.
No Arena results
The default version does not have a matching Arena result yet.
Inworld TTS 1 Runtime Performance
Provider-specific output speed and catalog latency for Inworld TTS-1. Runtime does not affect the capability score.
No runtime data
Browse runtime rankingsNo provider-specific speed or latency record is linked to the default version yet.
Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.
Inworld TTS 1 Pricing
Prices are shown in the model's native media unit and resolution tier.
- Native price
- $5 / 1M characters
- Price unit
- 1M characters
- Tier
- Standard
- Tracked offerings
- 1
| Inworld | inworld-tts-1 | global | $5 / 1M characters | 1M characters | N/A |
Media catalog prices are not converted into token input or output prices.
Inworld TTS 1 Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
| Inworld TTS-1 | N/A | N/A | N/A | N/A | N/A | No | Unspecified |
What is Inworld TTS 1?
Key information about Inworld TTS 1 and its available data.
Rich, expressive speech with low-latency streaming. Supports 12 languages including English, Spanish, French, Korean, Dutch, and Chinese.
Data as of 2026-08-11.
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FAQ
Common questions about Inworld TTS 1.
When was Inworld TTS 1 released?
A release date is not available for the default version.
How much does Inworld TTS 1 cost?
Inworld TTS 1's current catalog price is $5 / 1M characters.
Who created Inworld TTS 1?
Inworld TTS 1 was created by Inworld.
What is the context window for Inworld TTS 1?
A context window is not available for the default version.
Is Inworld TTS 1 open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer Inworld TTS 1?
1 provider offerings are linked to the default version.
What models should I compare Inworld TTS 1 with?
No nearby ranked alternatives are currently available.