The 34 Best AI Datasets Tools for Your Problem in 2026

Hugging Face, Kaggle, Abliteration.ai, Scale AI, Fulcra, ModelScope 魔搭社区, LLMBoard.ai, Machine Learning Mastery, NLTK, Models.dev are strong paid/free AI Datasets options for common problems.

Hugging Face

The AI community platform for collaborating on models, datasets, and applications.

huggingface.co

05.0

Kaggle

Kaggle is the world's AI proving ground, where 32M+ builders, researchers, and labs evaluate agents, models, and frontier technology through crowdsourced benchmarks, competitions, and hackathons.

kaggle.com

05.0

Abliteration.ai

OpenAI-compatible unrestricted AI and uncensored LLM API for enterprise teams: red teaming, trust & safety, synthetic data, and governed workflows.

abliteration.ai

05.0

Scale AI

Scale AI provides reliable AI systems for critical decisions, offering data, evaluations, and full-stack AI solutions for enterprises and governments.

scale.com

Scale AI

🇺🇸United States

05.0

Fulcra

Fulcra is a user-owned context backend that gives AI agents one shared, controllable context lake for data, knowledge, and agent work.

fulcradynamics.com

Fulcra Dynamics

05.0

ModelScope 魔搭社区

ModelScope——汇聚各领域先进的机器学习模型，提供模型探索体验、推理、训练、部署和应用的一站式服务。

modelscope.cn

2022-2026 ModelSco

05.0

LLMBoard.ai

LLM Leaderboard to compare AI models across capability, price, speed, and benchmarks.

llmboard.ai

LLMBoard

05.0

Machine Learning Mastery

Making developers awesome at machine learning.

machinelearningmastery.com

MachineLearningMastery.com

05.0

NLTK

NLTK is a leading open-source Python platform for natural language processing, offering easy-to-use interfaces to over 50 corpora and lexical resources.

nltk.org

NLTK Project

05.0

Models.dev

An open-source database of AI model specifications, pricing, and features.

models.dev

05.0

模力方舟（Gitee AI）

Gather the latest and hottest AI models, provide one-stop services for model experience, inference, training, deployment, and application, offer abundant computing power, and strive to be the best AI community in China.

ai.gitee.com

2026 moark.co

🇨🇳China

05.0

数眼智能

Shuyan Intelligent is an enterprise-grade AI data and model cloud service platform, providing full-process AI development products such as web parsing, web search, model APIs, and OCR.

shuyanai.com

数眼智能

🇨🇳China

05.0

飞桨PaddlePaddle

源于产业实践的开源深度学习平台，致力于让深度学习技术的创新与应用更简单。

paddlepaddle.org.cn

PaddlePaddle developers

🇨🇳China

05.0

Monostate

Monostate trains custom AI models on your proprietary data, from fine-tuning with RLHF to open-source training frameworks.

monostate.ai

Monostate

🇺🇸United States

05.0

Label Studio

Open source multi-modal data labeling and annotation platform for AI evaluation, RLHF, computer vision, document AI, NLP, audio transcription, and more.

labelstud.io

Label Studio

05.0

Mireye

One API connecting AI agents to cited physical-world data, enrichment, tools, and signals.

mireye.com

05.0

QVAC

Tether's open-source, decentralized local AI SDK that runs text, vision and audio models entirely on-device with no cloud or API keys.

qvac.tether.io

Tether

🇺🇸United States

05.0

Airbyte

Airbyte is an open-source data integration platform that provides ELT pipelines and a context layer for AI agents.

airbyte.com

Airbyte

05.0

Coarena

Real-world evals for computer-use agents: live tasks, blind human judgment, and every number published with the rule that produced it.

coarena.ai

Coasty

05.0

AutoScientist by Adaption Labs

Adaptive AI that continuously learns, adapting to any industry or language.

adaptionlabs.ai

Adaption Labs

🇺🇸United States

05.0

Edge Impulse

Edge Impulse is an MLOps platform for developing, deploying, and monitoring edge AI and physical AI solutions on any edge device.

edgeimpulse.com

Edge Impulse

🇺🇸United States

05.0

Seed by ByteDance

ByteDance Seed team is dedicated to exploring general intelligence, with research directions covering LLM, speech, vision, world models, etc., and has released multiple cutting-edge AI models.

seed.bytedance.com

🇨🇳China

05.0

BAAI智源研究院

BAAI is a new type of research institution in the field of artificial intelligence, bringing together top international AI scholars, focusing on core technologies and original innovation, and promoting five major source innovations.

baai.ac.cn

北京智源人工智能研究院

🇨🇳China

05.0

Jobo

Job data infrastructure for platforms: access 4M+ job listings, sync data to your stack, and automate applications.

jobo.world

JOBO AI Inc.

05.0

飞桨AI Studio星河社区

飞桨星河社区是面向AI学习者的人工智能学习与实训社区，提供课程、模型、数据集、算力及竞赛等全方位服务。

aistudio.baidu.com

百度

🇨🇳China

05.0

Microsoft Open Source

Microsoft Open Source is the official hub for Microsoft's open source projects, communities, and resources.

microsoft.github.io

Microsoft

🇺🇸United States

05.0

讯飞星辰MaaS平台

讯飞星辰MaaS平台是科大讯飞面向开发者打造的智能化模型精调服务平台，提供数据、模型、服务全链路工程化解决方案。

maas.xfyun.cn

05.0

1Lookup

1Lookup provides 41 data APIs for phone, email, IP, social, and business data, designed for AI agents and developers.

1lookup.io

1Lookup

05.0

Obviously AI

The fastest, most precise no-code AI tool that turns raw data into predictive models in minutes.

obviously.ai

Obviously AI, Inc.

🇺🇸United States

05.0

Modelers

魔乐社区（Modelers.cn）是一个中立、公益的人工智能社区，提供AI工具、模型、数据的托管、展示与应用协同服务。

modelers.cn

05.0

Pangeanic

Pangeanic helps enterprises, AI labs, and governments build multilingual AI with trusted datasets, secure workflows, and sovereign deployment.

pangeanic.com

Pangeanic

🇪🇸Spain

05.0

Adaptive Engine

Evaluate, tune, and serve the best LLMs for your business.

adaptive-ml.com

Adaptive ML

🇺🇸United States

05.0

ApX Machine Learning

Free LLM tools for engineers: VRAM calculator, GPU cost comparison, model directory and benchmarks, plus in-depth courses.

apxml.com

2026 ApX Machine Learning About Pricing Contact Co

05.0

Applied Compute Training

AI Supercloud for training, serving, and improving open models with dedicated infrastructure.

appliedcompute.com

2026 Applied Co

05.0