AssemblyAI model product
Universal-3.5 Pro
5 Pro is a speech-to-text model from AssemblyAI ranked by Artificial Analysis.
Updated Sep 8, 2026. Default version: Universal-3.5 Pro
LLMBoard Speech-to-Text Score55.1Universal-3.5 Pro
Coverage45%1 benchmark families
Context windowN/ATokens
Native catalog priceN/APrice unavailable
Universal-3.5 Pro Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
Universal-3.5 Pro Benchmark Results
Benchmark scores for Universal-3.5 Pro.
Sort by
Benchmark | Score | Rank | Participants | Percentile | Evidence | Evaluated |
|---|
| BenchmarkArtificial Analysis Speech To Text | Score0.00 index | Rank33 | Participants58 | Percentile43.86% | EvidenceB | EvaluatedN/A |
Universal-3.5 Pro 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.
Universal-3.5 Pro Pricing
Prices are shown in the model's native media unit and resolution tier.
- Native price
- N/A
- Price unit
- N/A
- Tier
- Standard
- Tracked offerings
- 0
No price available
This model does not have a current media price.
Media catalog prices are not converted into token input or output prices.
Universal-3.5 Pro Runtime Performance
Provider-specific output speed and catalog latency for Universal-3.5 Pro. Runtime does not affect the capability score.
No runtime data
No 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.
Universal-3.5 Pro Specifications
Technical details for the model's default version.
- Version
- Universal-3.5 Pro
- Released
- Unknown
- Knowledge cutoff
- Unknown
- Parameters
- N/A
- Context window
- N/A
- Max output
- N/A
- Inputs
- audio
- Outputs
- text
- Open weights
- No
- License
- Unspecified
Universal-3.5 Pro 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 |
|---|
| VersionUniversal-3.5 Pro | ReleasedN/A | LLMBoard55.09 | ParametersN/A | ContextN/A | Max outputN/A | Open weightsNo | LicenseUnspecified |
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What is Universal-3.5 Pro?
Key information about Universal-3.5 Pro and its available data.
5 Pro is an STT model from AssemblyAI. Artificial Analysis ranks the model.
Data as of 2026-09-08.
FAQ
Common questions about Universal-3.5 Pro.
When was Universal-3.5 Pro released?
A release date is not available for the default version.
How much does Universal-3.5 Pro cost?
No native catalog price is currently available for Universal-3.5 Pro.
Who created Universal-3.5 Pro?
Universal-3.5 Pro was created by AssemblyAI.
What is the context window for Universal-3.5 Pro?
A context window is not available for the default version.
Is Universal-3.5 Pro open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer Universal-3.5 Pro?
No provider offering is currently linked to the default version.