UI-TARS 7B
$0.10 per 1M input tokens and $0.20 per 1M output tokens · 128K context · vision, JSON, open weights.
Prices checked Oct 21, 2026 · tracked by LLM Cost Index since Oct 21, 2026
What UI-TARS 7B costs per month
Estimated monthly bill for typical workloads, using the cached-input price for repeated context. Try your own numbers in the cost calculator.
| Workload | Per month |
|---|---|
| Customer chatbot 1,000 conversations a day, 8 turns each | $52.80 |
| Document Q&A (RAG) 500 questions a day over retrieved documents | $10.50 |
| Coding / tool-using agent 200 tasks a day, long tool-heavy contexts | $40.80 |
| Content generation 30 long articles a day | $0.72 |
| Classification / extraction 100,000 short items a day | $99.00 |
Price history
We started tracking UI-TARS 7B on Oct 21, 2026; the chart appears as soon as there is a second data point. See all recent price changes.
Cheaper alternatives to UI-TARS 7B
Models with the same image input, structured output for at least 20% less (3:1 input/output mix), most capable first.
| Model | Input / 1M | Output / 1M | Context | Capabilities |
|---|---|---|---|---|
| GLM 5.3 Flash Z.ai | $0.041 | $0.12 | 1.05M | visiontoolsreasoningJSONopen weights |
| Ling 3.0 Flash VL inclusionAI | $0.06 | $0.18 | 131K | visiontoolsreasoningJSONopen weights |
| Qwen3.5-9B Qwen | $0.08 | $0.13 | 262K | visiontoolsreasoningJSONopen weights |
| Gemma 3 4B | $0.04 | $0.05 | 131K | visionJSONopen weights |
| Gemma 3 12B | $0.05 | $0.15 | 131K | visiontoolsJSONopen weights |
How to pay less for UI-TARS 7B
For a customer chatbot (1,000 conversations a day, 8 turns each) that costs $52.80 a month at list price without caching:
| Option | Per month | You save |
|---|---|---|
| Move to GLM 5.3 Flash (similar capabilities) | $16.82 | $35.98 (68%) |
Other workloads: cut-your-bill tool for UI-TARS 7B .
Specifications
| Model ID | bytedance/ui-tars-1.5-7b |
| Input | image, text |
| Output | text |
| Tool calling | No |
| Structured output | Yes |
| Reasoning mode | No |
| Open weights | Yes — ByteDance-Seed/UI-TARS-1.5-7B |
| Knowledge cutoff | 2025-01-31 |
| Released | Jul 22, 2025 |
FAQ
- How much does UI-TARS 7B cost?
- $0.10 per million input tokens and $0.20 per million output tokens; cached input costs $0.10 per million. Prices as of Oct 21, 2026.
- What is the context window of UI-TARS 7B ?
- 128K tokens, with up to 2K output tokens per response.
- Does UI-TARS 7B support images, tools and structured output?
- Images as input: yes. Tool calling: no. Structured (JSON) output: yes. Reasoning mode: no.
- What are cheaper alternatives to UI-TARS 7B ?
- Models with the same key capabilities for at least 20% less include GLM 5.3 Flash ($0.041 / $0.12), Ling 3.0 Flash VL ($0.06 / $0.18), Qwen3.5-9B ($0.08 / $0.13).
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