Monolingual or Multilingual Instruction Tuning: Which Makes a Better Alpaca
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Abstract (arXiv)
Foundational large language models (LLMs) can be instruction-tuned to perform open-domain question answering, facilitating applications like chat assistants. While such efforts are often carried out in a single language, we empirically analyze cost-efficient strategies for multilingual scenarios. Our study employs the Alpaca dataset and machine translations of it to form multilingual data, which is then used to tune LLMs through either low-rank adaptation or full-parameter training. Under a controlled computation budget, comparisons show that multilingual tuning is on par or better than tuning a model for each language. Furthermore, multilingual tuning with downsampled data can be as powerful and more robust. Our findings serve as a guide for expanding language support through instruction tuning.
Key facts. Cited by 60 papers in the map (data through 14 Oct 2026). Builds on 34 of its 56 references that are in the map. First posted on arXiv 16 Sep 2023.
Builds on
34 of 56 references.
References · 34
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22 more
- 2022BLOOM: A 176B-Parameter Open-Access Multilingual Language Modelcited by 1,984
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- 2020Multilingual Denoising Pre-training for Neural Machine Translationcited by 1,035
- 2016Bag of Tricks for Efficient Text Classificationcited by 876
- 2023The Flan Collection: Designing Data and Methods for Effective Instruction Tuningcited by 739
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- 2020Are All Languages Created Equal in Multilingual BERT?cited by 207
- 2023The BigScience ROOTS Corpus: A 1.6TB Composite Multilingual Datasetcited by 148
- 2022Language Contamination Helps Explain the Cross-lingual Capabilities of English Pretrained Modelscited by 92
- 2023Bactrian-X: Multilingual Replicable Instruction-Following Models with Low-Rank Adaptationcited by 81
- 2023Extrapolating Large Language Models to Non-English by Aligning Languagescited by 69
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- 2023Searching for Needles in a Haystack: On the Role of Incidental Bilingualism in PaLM's Translation Capabilitycited by 62
- 2023Eliciting the Translation Ability of Large Language Models via Multilingual Finetuning with Translation Instructionscited by 56
- 2023An Open Dataset and Model for Language Identificationcited by 50
- 2023Empowering Cross-lingual Abilities of Instruction-tuned Large Language Models by Translation-following demonstrationscited by 35
- 2023Language Versatilists vs. Specialists: An Empirical Revisiting on Multilingual Transfer Abilitycited by 27
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Citing papers per year: 2023: 3; 2024: 28; 2025: 17; 2026: 12.
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- 2026One Model to Translate Them All? A Journey to Mount Doom for Multilingual Model Merging3 Apr 2026
- 2026Dialects of Translationese Shape Language Model Learning18 Feb 2026
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- 2024Understanding and Mitigating Language Confusion in LLMs28 Jun 2024
- 2024M2Lingual: Enhancing Multilingual, Multi-Turn Instruction Alignment in Large Language Models24 Jun 2024
- 2024Is It Good Data for Multilingual Instruction Tuning or Just Bad Multilingual Evaluation for Large Language Models?18 Jun 2024
- 2024Fine-tuning with HED-IT: The impact of human post-editing for dialogical language models11 Jun 2024
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- 2025Cross-lingual Collapse: How Language-Centric Foundation Models Shape Reasoning in Large Language Modelscited by 11
- 2025Learn Globally, Speak Locally: Bridging the Gaps in Multilingual Reasoning7 Jul 2025
- 2025Cross-lingual Collapse: How Language-Centric Foundation Models Shape Reasoning in Large Language Models6 Jun 2025
- 2025Reasoning Beyond Limits: Advances and Open Problems for LLMs26 Mar 2025
- 2024Multilingual Large Language Model: A Survey of Resources, Taxonomy and Frontiers7 Apr 2024
- 2024LLMs Beyond English: Scaling the Multilingual Capability of LLMs with Cross-Lingual Feedbackcited by 51
- 2024M2Lingual: Enhancing Multilingual, Multi-Turn Instruction Alignment in Large Language Modelscited by 7
- 2025CONGRAD:Conflicting Gradient Filtering for Multilingual Preference Alignmentcited by 3
- 2025CONGRAD:Conflicting Gradient Filtering for Multilingual Preference Alignment31 Mar 2025
- 2024M2Lingual: Enhancing Multilingual, Multi-Turn Instruction Alignment in Large Language Models24 Jun 2024
- 2024LLMs Beyond English: Scaling the Multilingual Capability of LLMs with Cross-Lingual Feedback3 Jun 2024
- 2024Aya Model: An Instruction Finetuned Open-Access Multilingual Language Modelcited by 295
- 2024Aya Dataset: An Open-Access Collection for Multilingual Instruction Tuningcited by 177
- 2024Large Language Models Meet NLP: A Surveycited by 103
- 2024Understanding and Mitigating Language Confusion in LLMscited by 75
- 2024Multilingual Instruction Tuning With Just a Pinch of Multilingualitycited by 73
- 2024Adapting Large Language Models for Document-Level Machine Translationcited by 59
- 2023PLUG: Leveraging Pivot Language in Cross-Lingual Instruction Tuningcited by 39
- 2023Turning English-centric LLMs Into Polyglots: How Much Multilinguality Is Needed?cited by 39
- 2024LLM-jp: A Cross-organizational Project for the Research and Development of Fully Open Japanese LLMscited by 33
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- 2026Fine-Tuning Without Forgetting via Loss-Adaptive Learning Rates19 May 2026
- 2026Why Low-Resource NLP Needs More Than Cross-Lingual Transfer: Lessons Learned from Luxembourgish11 May 2026
- 2026Parallel-SFT: Improving Zero-Shot Cross-Programming-Language Transfer for Code RL22 Apr 2026
- 2026The GaoYao Benchmark: A Comprehensive Framework for Evaluating Multilingual and Multicultural Abilities of Large Language Models22 Apr 2026
- 2026English is Not All You Need: Systematically Exploring the Role of Multilinguality in LLM Post-Training14 Apr 2026
- 2026One Model to Translate Them All? A Journey to Mount Doom for Multilingual Model Merging3 Apr 2026
- 2026Dialects of Translationese Shape Language Model Learning18 Feb 2026
- 2026Preferences for Idiomatic Language are Acquired Slowly -- and Forgotten Quickly: A Case Study on Swedish3 Feb 2026
- 2026Culturally-Grounded Governance for Multilingual Language Models: Rights, Data Boundaries, and Accountable AI Design31 Jan 2026
- 2025InstructLR: A Scalable Approach to Create Instruction Dataset for Under-Resourced Languages1 Dec 2025
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