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BytedTsinghua-SIA/Open-MOPD-Data

Open-MOPD Data This repository contains the training and evaluation data released with Open-MOPD, including mixed-domain supervised fine-tuning data, the shared RL/OPD prompt mixture, and six evaluation benchmarks. Dataset contents Configuration Description Examples rl_prompt_mix Shared math, code, and instruction-following prompts for RL and OPD 86,931 sft_openr1_math_93k Math SFT data in a unified think-tag format 93,733 sft_ocr_50k Sampled… See the full description on the dataset page: https://huggingface.co/datasets/BytedTsinghua-SIA/Open-MOPD-Data.

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Open-MOPD Data

This repository contains the training and evaluation data released with Open-MOPD, including mixed-domain supervised fine-tuning data, the shared RL/OPD prompt mixture, and six evaluation benchmarks.

Dataset contents

ConfigurationDescriptionExamples
rl_prompt_mixShared math, code, and instruction-following prompts for RL and OPD86,931
sft_openr1_math_93kMath SFT data in a unified think-tag format93,733
sft_ocr_50kSampled OpenCodeReasoning data in a unified format50,000
sft_instruction_nemotron_alignedInstruction-following SFT data in a unified format820,039
eval_aime24, eval_aime25Math evaluation sets30 + 30
eval_livecodebench_v5, eval_livecodebench_v6Code evaluation sets167 + 175
eval_ifeval_aligned, eval_ifbench_test_alignedInstruction-following evaluation sets541 + 300

The three SFT domains are balanced by response-token count rather than example count. After balancing, math, code, and instruction following contribute approximately 37.3%, 28.1%, and 34.6% of training response tokens.

rl_prompt_mix/manifest.json records the construction and decontamination of the shared prompt mixture. In particular, code training prompts explicitly exclude LiveCodeBench.

Evaluation protocol

Metrics are averaged per dataset, then per domain, followed by a macro-average across the three domains.

  • Math: AIME24 and AIME25, avg@64, temperature 0.6.
  • Code: LiveCodeBench v5 and v6, avg@10, temperature 1.0.
  • Instruction following: IFEval and IFBenchtest, `n=1`, temperature 1.0, with `enablethinking=true`.

All evaluations use max_model_len=32768, top_p=0.95, top_k=-1, and stop_token_ids=[128012]. Sampling-related columns preserved in the Parquet files are legacy construction metadata and do not define the final protocol; use the settings documented above.

Related models

  • BytedTsinghua-SIA/Open-MOPD-SmolLM3-3B-Final
  • BytedTsinghua-SIA/Open-MOPD-SmolLM3-3B-MixSFT
  • BytedTsinghua-SIA/Open-MOPD-SmolLM3-3B-RL-Math
  • BytedTsinghua-SIA/Open-MOPD-SmolLM3-3B-RL-Code
  • BytedTsinghua-SIA/Open-MOPD-SmolLM3-3B-RL-IF

Sources and licensing

The release is derived from OpenR1-Math, OpenCodeReasoning, Instruction-Nemotron, and the listed public evaluation benchmarks. Users must follow the licenses and terms of the corresponding upstream sources when using or redistributing each configuration.