Cartesia model product
Sonic 3
Cartesia Sonic-3 with volume, speed, and emotion controls.
Updated Aug 17, 2026. Default version: Sonic 3
LLMBoard Text-to-Speech Score51.8Sonic 3
Coverage35%1 benchmark families
Context windowN/ATokens
Native catalog price$10 / 1M characters1M characters
Sonic 3 Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
Sonic 3 Benchmark Results
Benchmark scores for Sonic 3.
Sort by
Benchmark | Score | Rank | Participants | Percentile | Evidence | Evaluated |
|---|
| BenchmarkArtificial Analysis Text To Speech | Score1,072 Elo | Rank42 | Participants93 | PercentileN/A | EvidenceA | Evaluated |
Sonic 3 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.
Sonic 3 Pricing
Prices are shown in the model's native media unit and resolution tier.
- Native price
- $10 / 1M characters
- Price unit
- 1M characters
- Tier
- Standard
- Tracked offerings
- 1
Sort by
Provider | Provider model ID | Region | Native price | Unit | Tier | Updated |
|---|
| ProviderCartesia | Provider model IDsonic-3 | Regionglobal | Native price$10 / 1M characters | Unit1M characters | TierN/A | Updated |
Media catalog prices are not converted into token input or output prices.
Sonic 3 Runtime Performance
Provider-specific output speed and catalog latency for Sonic 3. 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.
Sonic 3 Specifications
Technical details for the model's default version.
- Version
- Sonic 3
- 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
Sonic 3 Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
Sort by
Version | Released | LLMBoard | Parameters | Context | Max output | Open weights | License |
|---|
| VersionSonic 3 | ReleasedN/A | LLMBoard51.8 | ParametersN/A | ContextN/A | Max outputN/A | Open weightsNo | LicenseUnspecified |
Sonic 3 vs nearby models
Open a comparison with the three ranked models immediately above and below this model.
Models similar to Sonic 3
Recommendations prioritize the same model type and family, then the closest LLMBoard score.
CA
Sonic English (Oct 2024)
Cartesia
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Sonic 3.5
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EL
Multilingual
ElevenLabs
OP
GPT-Realtime-2
OpenAI
What is Sonic 3?
Key information about Sonic 3 and its available data.
Cartesia Sonic-3 with volume, speed, and emotion controls. Supports 42 languages with industry-leading latency.
Data as of 2026-08-17.
FAQ
Common questions about Sonic 3.
When was Sonic 3 released?
A release date is not available for the default version.
How much does Sonic 3 cost?
Sonic 3's current catalog price is $10 / 1M characters.
Who created Sonic 3?
Sonic 3 was created by Cartesia.
What is the context window for Sonic 3?
A context window is not available for the default version.
Is Sonic 3 open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer Sonic 3?
1 provider offerings are linked to the default version.
What models should I compare Sonic 3 with?
Nearby ranked alternatives include OpenAudio S1, Speech 2.6, Multilingual.