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Qwen3-4B-I-1209Beyoru
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4B Params BF16 Open Weights Inference Available

The beyoru/Qwen3-4B-I-1209 model is a 4-billion parameter instruction-tuned language model, based on Qwen3-4B-Instruct-2507, developed by Beyoru. It is specifically fine-tuned using Reinforcement Learning (GRPO) with multiple reward functions to excel in tool-use and function call generation. This model demonstrates enhanced performance in tool-use scenarios, achieving an overall accuracy of 0.7233 on ACEBench, outperforming its base model and other similar-sized models.

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Parameters:4BContext length:32kArchitecture:TransformerPrecision:BF16Quantized variants:AvailableLast updated:September 2025
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beyoru/Qwen3-4B-I-1209
Popular Sampler Settings

Most commonly used values from Featherless users

temperature

This setting influences the sampling randomness. Lower values make the model more deterministic; higher values introduce randomness. Zero is greedy sampling.

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top_p

This setting controls the cumulative probability of considered top tokens. Must be in (0, 1]. Set to 1 to consider all tokens.

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top_k

This limits the number of top tokens to consider. Set to -1 to consider all tokens.

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frequency_penalty

This setting penalizes new tokens based on their frequency in the generated text. Values > 0 encourage new tokens; < 0 encourages repetition.

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presence_penalty

This setting penalizes new tokens based on their presence in the generated text so far. Values > 0 encourage new tokens; < 0 encourages repetition.

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repetition_penalty

This setting penalizes new tokens based on their appearance in the prompt and generated text. Values > 1 encourage new tokens; < 1 encourages repetition.

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min_p

This setting representing the minimum probability for a token to be considered relative to the most likely token. Must be in [0, 1]. Set to 0 to disable.

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