ByteDance
ByteDance
Language model · China ·Apr 2025

UI-TARS-1.5

Language Open Source

About UI-TARS-1.5

UI-TARS-1.5 is an AI model developed by ByteDance, in the language category, released in 2025, made available as an open-source model. UI-TARS-1.5 open-source release..

On this page you'll find UI-TARS-1.5's full specifications. Review provider pricing and benchmark scores below, or compare UI-TARS-1.5 head-to-head with other language models.

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Frequently asked questions

What is UI-TARS-1.5? ▶

UI-TARS-1.5 open-source release. It is tracked on GenAIList with its specifications, benchmark scores and provider pricing.

Who created UI-TARS-1.5? ▶

UI-TARS-1.5 was developed by ByteDance and released in 2025.

Is UI-TARS-1.5 open source or proprietary? ▶

UI-TARS-1.5 is released as open source — its weights are publicly available to download, run locally and fine-tune.

How much does UI-TARS-1.5 cost? ▶

Pricing for UI-TARS-1.5 depends on the provider. See the providers table on this page for the latest API rates.

How does UI-TARS-1.5 perform on benchmarks? ▶

Benchmark scores for UI-TARS-1.5 are listed on this page as they are published. You can compare it head-to-head with other models on the GenAIList compare tool.

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