Alibaba
Qwen3 Reranker 4B
Reranking model for improving retrieval quality in search and recommendation systems
Model facts
- Context window
- 33K tokens
- Maximum output
- 8K tokens
- Cheapest paid input
- $0.058 per 1M tokens
- Cheapest paid output
- free per 1M tokens
- Open weights
- yes
- Providers
- 2
Capabilities and modalities
open weights, text.
Observed price history
- 2026-08-24: $0.058 input / free output per 1M tokens
API providers
- evroc — model id Qwen/Qwen3-Reranker-4B; $0.058 input / free output per 1M tokens; provider documentation
- Regolo AI — model id qwen3-reranker-4b; $0.12 input / $0.12 output per 1M tokens; provider documentation