Qwen3 4B Base
by Alibaba (Qwen)Chat
Qwen instruction model for multilingual chat, reasoning, and tool use
- Context
- 32.8K tokens
- Max output
- 32,768 tokens
- Released
- 2025-03-31
- Weights
- Closed
alibaba/qwen3-4b-base · also seen as Qwen/Qwen3-4B-Base
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2025-03-31
- Weights
- Closed
- Input
- Text
- Output
- Text
- Context window
- 32,768 max across endpoints
- Max output
- 32,768
- Providers
- 0 + 1 gateway, not counted as providers
- Epoch Capabilities Index
- not evaluated
- Direct price range
- $0.15 in at Pioneer, via gateway, fees not verified
More details
- Last updated
- 2025-03-31
- Knowledge cutoff
Capabilities
Across all endpoints: supported if any endpoint supports it.
- Tool calling
- Parallel toolsunknown
- Structured outputunknown
- Reasoning
- Image input
- PDF input
- Audio input
- Audio outputunknown
- Video input
- Prompt cachingunknown
- Web searchunknown
- Computer useunknown
- System messagesunknown
- Assistant prefillunknown
- Temperature
- Streamingunknown
- Attachments
Endpoints
One row per provider and variant; gateways are listed separately.
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Cost calculator
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Similarly priced models
Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).
| Model | Blended/1M | In/1M | Out/1M | Context | vs Qwen3 4B Base |
|---|---|---|---|---|---|
| Seed 2.0 MiniByteDance Seed | $0.15 | $0.10 | $0.40 | 131K | +0% |
| GLiGuard LLM Guardrails 300MFastino Labs | $0.15 | $0.15 | $0.15 | 8.2K | +0% |
| GLiNER2-Guardrails-PII-MultiFastino Labs | $0.15 | $0.15 | $0.15 | 8.2K | +0% |
| GLiNER-2.5-DecideFastino Labs | $0.15 | $0.15 | $0.15 | 8.2K | +0% |
| GLiNER 2.5 MultiFastino Labs | $0.15 | $0.15 | $0.15 | 4.1K | +0% |
| GLiNER2 BaseFastino Labs | $0.15 | $0.15 | $0.15 | 8.2K | +0% |
| GLiNER2 LargeFastino Labs | $0.15 | $0.15 | $0.15 | 8.2K | +0% |
| GLiNER2 Multi LargeFastino Labs | $0.15 | $0.15 | $0.15 | 8.2K | +0% |
More from Alibaba (Qwen)
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| Model | Released | Context | Listed price |
|---|---|---|---|
| Qwen Image 2.1 Pro | 2026-10-16 | 65.5K | unpriced |
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| Qwen 3.8 27B Kiwen | 2026-10-05 | 262K | $0.10 via NanoGPT |
| Qwen 3.8 27B Swift | 2026-10-05 | 262K | $0.10 via NanoGPT |
| Qwen 3.8 27B Kimiko | 2026-10-05 | 262K | $0.10 via NanoGPT |
| Qwen 3.8 27B Synthia | 2026-10-05 | 262K | $0.10 via NanoGPT |
| Qwen 3.8 27B Antislop | 2026-10-05 | 262K | $0.10 via NanoGPT |
| Qwen 3.8 27B DarkIdol | 2026-10-05 | 262K | $0.10 via NanoGPT |
Heads up: prices are indicative list rates scraped from provider pricing pages; verify with the provider before relying on them. Report incorrect data for this model