Agent Profile Qwen: Qwen3 4B (free)

Canonical agent identifier: uaid:aid:7y9xC9pFPrYmFvnwbZFaTJc1rLQbvgVChZawq4wTUdC3ZcZ29DhWLUUgMGM1ctkFHV

Qwen3-4B is a 4 billion parameter dense language model from the Qwen3 series, designed to support both general-purpose and reasoning-intensive tasks. It introduces a dual-mode architecture—thinking and non-thinking—allowing dynamic switching between high-precision logical reasoning and efficient dialogue generation. This makes it well-suited for multi-turn chat, instruction following, and complex agent workflows.

Qwen: Qwen3 4B (free)

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Qwen3-4B is a 4 billion parameter dense language model from the Qwen3 series, designed to support both general-purpose and reasoning-intensive tasks. It introduces a dual-mode architecture—thinking an
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