SERENGETI: Massively Multilingual Language Models for Africa
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Abstract (arXiv)
Multilingual pretrained language models (mPLMs) acquire valuable, generalizable linguistic information during pretraining and have advanced the state of the art on task-specific finetuning. To date, only ~31 out of ~2,000 African languages are covered in existing language models. We ameliorate this limitation by developing SERENGETI, a massively multilingual language model that covers 517 African languages and language varieties. We evaluate our novel models on eight natural language understanding tasks across 20 datasets, comparing to 4 mPLMs that cover 4-23 African languages. SERENGETI outperforms other models on 11 datasets across the eights tasks, achieving 82.27 average F1. We also perform analyses of errors from our models, which allows us to investigate the influence of language genealogy and linguistic similarity when the models are applied under zero-shot settings. We will publicly release our models for research.footnotehrefhttps://github.com/UBC-NLP/serengetihttps://github.com/UBC-NLP/serengeti
Key facts. Cited by 40 papers in the map (data through 14 Oct 2026). Builds on 45 of its 128 references that are in the map. First posted on arXiv 21 Dec 2022.
Builds on
45 of 128 references.
References · 45
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Citing papers per year: 2023: 9; 2024: 12; 2025: 13; 2026: 6.
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- 2023MADLAD-400: A Multilingual And Document-Level Large Audited Datasetcited by 181
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- 2023SemEval-2023 Task 12: Sentiment Analysis for African Languages (AfriSenti-SemEval)cited by 41
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- 2024A Systematic Review of NLP for Ghanaian Languages: Datasets, Models, and a Research Roadmapcited by 5
- 2023NaijaRC: A Multi-choice Reading Comprehension Dataset for Nigerian Languagescited by 4
- 2025Voice of a Continent: Mapping Africa's Speech Technology Frontiercited by 4
- 2024TransliCo: A Contrastive Learning Framework to Address the Script Barrier in Multilingual Pretrained Language Modelscited by 3
- 2025Optimized Text Embedding Models and Benchmarks for Amharic Passage Retrievalcited by 3
- 2026Can Embedding Similarity Predict Cross-Lingual Transfer? A Systematic Study on African Languagescited by 3
- 2024ANGOFA: Leveraging OFA Embedding Initialization and Synthetic Data for Angolan Language Modelcited by 2
- 2024From N-grams to Pre-trained Multilingual Models For Language Identificationcited by 2
- 2025Bridging Gaps in Natural Language Processing for Yor`ub'a: A Systematic Review of a Decade of Progress and Prospectscited by 2
- 2025Improving Multilingual Math Reasoning for African Languagescited by 1
- 2025Towards culturally-appropriate conversational AI for health in the majority world: An exploratory study with citizens and professionals in Latin Americacited by 1
- 2026QQ: A Language Metadata Toolkit for Multilingual NLPcited by 1
- 2023UBC-DLNLP at SemEval-2023 Task 12: Impact of Transfer Learning on African Sentiment Analysiscited by 0
- 2025The African Languages Lab: A Collaborative Approach to Advancing Low-Resource African NLPcited by 0
- 2025Safe in the Future, Dangerous in the Past: Dissecting Temporal and Linguistic Vulnerabilities in LLMscited by 0
- 2025Opportunities and Challenges of Natural Language Processing for Low-Resource Senegalese Languages in Social Science Researchcited by 0
- 2026AfroScope: A Framework for Studying the Linguistic Landscape of Africacited by 0
- 2026Culturally-Grounded Governance for Multilingual Language Models: Rights, Data Boundaries, and Accountable AI Designcited by 0
- 2026Budget-Xfer: Budget-Constrained Source Language Selection for Cross-Lingual Transfer to African Languagescited by 0
- 2026When Does Data Augmentation Help? Evaluating LLM and Back-Translation Methods for Hausa and Fongbe NLPcited by 0
- 2026When Does Data Augmentation Help? Evaluating LLM and Back-Translation Methods for Hausa and Fongbe NLP14 Apr 2026
- 2026Budget-Xfer: Budget-Constrained Source Language Selection for Cross-Lingual Transfer to African Languages29 Mar 2026
- 2026QQ: A Language Metadata Toolkit for Multilingual NLP28 Feb 2026
- 2026Culturally-Grounded Governance for Multilingual Language Models: Rights, Data Boundaries, and Accountable AI Design31 Jan 2026
- 2026AfroScope: A Framework for Studying the Linguistic Landscape of Africa19 Jan 2026
- 2026Can Embedding Similarity Predict Cross-Lingual Transfer? A Systematic Study on African Languages6 Jan 2026
- 2025Safe in the Future, Dangerous in the Past: Dissecting Temporal and Linguistic Vulnerabilities in LLMs31 Dec 2025
- 2025Opportunities and Challenges of Natural Language Processing for Low-Resource Senegalese Languages in Social Science Research24 Dec 2025
- 2025Ibom NLP: A Step Toward Inclusive Natural Language Processing for Nigeria's Minority Languages9 Nov 2025
- 2025The African Languages Lab: A Collaborative Approach to Advancing Low-Resource African NLP7 Oct 2025
- 2025Towards culturally-appropriate conversational AI for health in the majority world: An exploratory study with citizens and professionals in Latin America2 Jul 2025
- 2025Charting the Landscape of African NLP: Mapping Progress and Shaping the Road Ahead27 May 2025
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- 2025Improving Multilingual Math Reasoning for African Languages26 May 2025
- 2025Optimized Text Embedding Models and Benchmarks for Amharic Passage Retrieval25 May 2025
- 2025Voice of a Continent: Mapping Africa's Speech Technology Frontier24 May 2025
- 2025Lugha-Llama: Adapting Large Language Models for African Languages9 Apr 2025
- 2025An Expanded Massive Multilingual Dataset for High-Performance Language Technologies (HPLT)13 Mar 2025
- 2025Where Are We? Evaluating LLM Performance on African Languages26 Feb 2025
- 2025Bridging Gaps in Natural Language Processing for Yor`ub'a: A Systematic Review of a Decade of Progress and Prospects24 Feb 2025
- 2024GlotCC: An Open Broad-Coverage CommonCrawl Corpus and Pipeline for Minority Languages31 Oct 2024
- 2024State of NLP in Kenya: A Survey13 Oct 2024
- 2024From N-grams to Pre-trained Multilingual Models For Language Identification11 Oct 2024
- 2024Goldfish: Monolingual Language Models for 350 Languages19 Aug 2024
- 2024IrokoBench: A New Benchmark for African Languages in the Age of Large Language Models5 Jun 2024
- 2024A Systematic Review of NLP for Ghanaian Languages: Datasets, Models, and a Research Roadmap10 May 2024
- 2024ANGOFA: Leveraging OFA Embedding Initialization and Synthetic Data for Angolan Language Model3 Apr 2024
- 2024Africa-Centric Self-Supervised Pre-Training for Multilingual Speech Representation in a Sub-Saharan Context2 Apr 2024
- 2024EthioLLM: Multilingual Large Language Models for Ethiopian Languages with Task Evaluation20 Mar 2024
- 2024CLIcK: A Benchmark Dataset of Cultural and Linguistic Intelligence in Korean11 Mar 2024
- 2024MaLA-500: Massive Language Adaptation of Large Language Models24 Jan 2024
- 2024TransliCo: A Contrastive Learning Framework to Address the Script Barrier in Multilingual Pretrained Language Models12 Jan 2024
- 2023PuoBERTa: Training and evaluation of a curated language model for Setswana13 Oct 2023
- 2023SIB-200: A Simple, Inclusive, and Big Evaluation Dataset for Topic Classification in 200+ Languages and Dialects14 Sep 2023
- 2023MADLAD-400: A Multilingual And Document-Level Large Audited Dataset9 Sep 2023
- 2023NaijaRC: A Multi-choice Reading Comprehension Dataset for Nigerian Languages18 Aug 2023
- 2023Glot500: Scaling Multilingual Corpora and Language Models to 500 Languages20 May 2023
- 2023Taxi1500: A Multilingual Dataset for Text Classification in 1500 Languages15 May 2023
- 2023How Good are Commercial Large Language Models on African Languages?11 May 2023
- 2023UBC-DLNLP at SemEval-2023 Task 12: Impact of Transfer Learning on African Sentiment Analysis21 Apr 2023
- 2023SemEval-2023 Task 12: Sentiment Analysis for African Languages (AfriSenti-SemEval)13 Apr 2023
- 2025Improving Multilingual Math Reasoning for African Languages26 May 2025
- 2023MADLAD-400: A Multilingual And Document-Level Large Audited Datasetcited by 181
- 2023SIB-200: A Simple, Inclusive, and Big Evaluation Dataset for Topic Classification in 200+ Languages and Dialectscited by 152
- 2023Glot500: Scaling Multilingual Corpora and Language Models to 500 Languagescited by 116
- 2024CLIcK: A Benchmark Dataset of Cultural and Linguistic Intelligence in Koreancited by 66
- 2024IrokoBench: A New Benchmark for African Languages in the Age of Large Language Modelscited by 43
- 2023SemEval-2023 Task 12: Sentiment Analysis for African Languages (AfriSenti-SemEval)cited by 41
- 2024Goldfish: Monolingual Language Models for 350 Languagescited by 29
- 2024MaLA-500: Massive Language Adaptation of Large Language Modelscited by 28
- 2023Taxi1500: A Multilingual Dataset for Text Classification in 1500 Languagescited by 23
- 2024GlotCC: An Open Broad-Coverage CommonCrawl Corpus and Pipeline for Minority Languagescited by 16
- 2025An Expanded Massive Multilingual Dataset for High-Performance Language Technologies (HPLT)cited by 16
- 2025Charting the Landscape of African NLP: Mapping Progress and Shaping the Road Aheadcited by 16
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- 2026Budget-Xfer: Budget-Constrained Source Language Selection for Cross-Lingual Transfer to African Languages29 Mar 2026
- 2026QQ: A Language Metadata Toolkit for Multilingual NLP28 Feb 2026
- 2026Culturally-Grounded Governance for Multilingual Language Models: Rights, Data Boundaries, and Accountable AI Design31 Jan 2026
- 2026AfroScope: A Framework for Studying the Linguistic Landscape of Africa19 Jan 2026
- 2026Can Embedding Similarity Predict Cross-Lingual Transfer? A Systematic Study on African Languages6 Jan 2026
- 2025Opportunities and Challenges of Natural Language Processing for Low-Resource Senegalese Languages in Social Science Research24 Dec 2025
- 2025Ibom NLP: A Step Toward Inclusive Natural Language Processing for Nigeria's Minority Languages9 Nov 2025
- 2025The African Languages Lab: A Collaborative Approach to Advancing Low-Resource African NLP7 Oct 2025
- 2025Towards culturally-appropriate conversational AI for health in the majority world: An exploratory study with citizens and professionals in Latin America2 Jul 2025
- 2025Charting the Landscape of African NLP: Mapping Progress and Shaping the Road Ahead27 May 2025
- 2025Optimized Text Embedding Models and Benchmarks for Amharic Passage Retrieval25 May 2025
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