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Open Source Model Profile · Saifbox

Qwen2.5-0.5B-Instruct-Gensyn-Swarm-lightfooted_sprightly_finch

Qwen2.5-0.5B-Instruct-Gensyn-Swarm-lightfooted_sprightly_finch is a 494.03M-parameter Qwen2 text-generation fine-tune from Saifbox. According to the model card, it fine-tunes Gensyn/Qwen2.5-0.5B-Instruct with GRPO using TRL.

Publisher
Saifbox
Task
text-generation
Model type
qwen2
License
Unknown
Library
transformers
Publication status
Accepted · not indexed

Model overview

Qwen2.5-0.5B-Instruct-Gensyn-Swarm-lightfooted_sprightly_finch is published by Saifbox as a Qwen2 text-generation model. The captured configuration identifies Qwen2ForCausalLM and Safetensors metadata reports 494,032,768 parameters. According to the model card, it is a fine-tuned version of Gensyn/Qwen2.5-0.5B-Instruct trained with GRPO using TRL.

Recorded capabilities

494.03M Qwen2 with Transformers

The captured configuration reports Qwen2ForCausalLM with model type qwen2 and 494,032,768 parameters, with Transformers library support.

Gensyn base

According to the model card, the model fine-tunes Gensyn/Qwen2.5-0.5B-Instruct; hub tags list the same base.

GRPO with TRL

According to the model card, it was trained using TRL, with GRPO described as the training method.

Use cases in the source record

  • Conversational text-generation experiments on the documented Gensyn Qwen2.5-0.5B-Instruct lineage.
  • Small-model GRPO and TRL workflow study using the documented Transformers pipeline example.

Limitations and unknowns

  • No evaluation results were extracted from this record.
  • No context-window value was extracted.
  • No license value was captured, so reuse terms are unknown from this record.
  • No detailed training hyperparameters or dataset were extracted beyond GRPO, TRL, and the pipeline example.
  • Provider state is historical snapshot data, not independently refreshed current availability.

Source and provenance

Source: Saifbox/Qwen2.5-0.5B-Instruct-Gensyn-Swarm-lightfooted_sprightly_finch

Captured: Unknown. Processed: 2026-09-07T19:35:15.357351+00:00.

Model Card for Qwen2.5-0.5B-Instruct-Gensyn-Swarm-lightfooted_sprightly_finch This model is a fine-tuned version of Gensyn/Qwen2.5-0.5B-Instruct . It has been trained using TRL . Quick start from transformers import pipeline question = "If you had a time machine, but could only go to the past or the future once and never return, which would you choose and why?" generator = pipeline( "text-generation" , model= "Saifbox/Qwen2.5-0.5B-Instruct-Gensyn-Swarm-lightfooted_sprightly_finch" , device= "cuda" ) output = generator([{ "role" : "user" , "content" : question}], max_new_tokens= 128 , return_full_text= False )[ 0 ] print (output[ "ge…

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