Nlp Data Labeling
The best 50 Nlp Data Labeling AI tools - Free & Paid
Explore 50 AI for Nlp Data Labeling
Data Services by Clickworker provides a crowdsourced platform for data collection, validation, labeling, and categorization, assigning microtasks to a global workforce. It delivers scalable, ISO 27001‑compliant results and transparent workflow tracking for AI training and market research.
Freemium
- $13
Label Studio is an open‑source platform for labeling images, audio, text, video, time‑series, and PDFs. It offers customizable interfaces, pre‑labeling with ML, multi‑project support, API/SDK integration, and quality gates that ensure consistent annotations, with export to CSV or databases.
Freemium
- $10
Encord is a data development platform that streamlines data curation, labeling, and model evaluation for AI teams. It supports computer vision and multimodal tasks with advanced user management, customizable workflows, and comprehensive quality metrics.
Subscription
Appen delivers human‑validated datasets across six domains—alignment, agentic AI, speech/audio, multimodal, physical, and model integrity—using automation and a global workforce of 1 million+ contributors. SOC 2/ISO 27001 certified, it supports large‑scale AI training and independent evaluation.
Freemium
Markup Annotation Tool converts unstructured data into structured datasets, streamlining the annotation process for NLP and ML applications. Powered by GPT-4, it enhances accuracy and efficiency, supporting rapid training dataset creation for improved model performance.
Free
isahit provides human-centered data labeling and processing for computer vision, NLP, and speech, offering collaborative workspaces, secure API, customizable annotator training, quality control, and AI-assisted workflows (active learning, RLHF, RAG) to prepare data for model training.
Subscription
NotebookLM is an AI-powered research assistant designed to help users summarize and connect information from sources like PDFs, websites, videos, and audio. It offers detailed insights, citations, and an 'Audio Overview' feature for on-the-go engagement.
BlogNLP is an AI writing assistant that generates blog posts, marketing copy, and academic drafts from a topic or outline. It adds SEO keywords, readability scores, meta tags, offers inline editing, keyword suggestions, export formats, and revision history for collaboration.
Freemium
Needle.app is a knowledge threading platform that centralizes documents, apps, and data into a searchable AI knowledge base. It automates workflows for tasks like document processing, data extraction, and personalized outreach across sales, HR, and other teams.
Freemium
- $29/mo
SurveySparrow gathers survey responses from email, social media, web widgets, and messaging apps. It applies NLP to produce actionable insights for marketing, product, sales, and support teams, while ticketing and reputation tools close feedback loops in real time.
Free
FiftyOne is a visual AI platform that centralizes data curation, annotation, and model evaluation across images, video, point clouds, and metadata. It offers interactive slicing, automatic labeling with confidence scoring, role‑based access, versioning, and open‑source integration.
Free
People for AI offers dedicated in‑house labeling teams for diverse machine‑learning datasets, ensuring consistent quality, data security, and GDPR‑aligned handling. They support all annotation tools, from small proofs of concept to large production volumes, with continuous monitoring and re‑annotati
Freemium
The AI Lab provides an advanced tool with image and facial enhancements features such as photo colorization, object and background removal, cartoon creation, retouching portraits, adjusting facial expressions, and API and platform for developers.
Free
BasicAI is an end‑to‑end data annotation platform for image, video, audio, LiDAR, and text, offering AI‑powered labeling, collaborative workflows, real‑time QA, and private deployment, used by ML engineers in autonomous driving, robotics, and logistics.
Paid
Juicebox is an AI-powered search engine for talent acquisition that simplifies candidate sourcing through natural language queries. It analyzes over 800 million profiles, streamlines outreach, and integrates with ATS and CRM systems for efficient recruitment workflows.
Free trial
LanguageTool is an AI grammar, spelling, and style checker supporting 30+ languages. It offers real‑time browser extensions, desktop and Word add‑ins, advanced Picky Mode, paraphrasing, and an API for developer integration.
Free
n8n is an open‑source workflow automation platform with a visual canvas and custom JavaScript/Python support. It connects to 500+ integrations, enables AI agents and RAG, offers audit logs, real‑time alerts, and can be self‑hosted on Docker or Kubernetes.
Free
DataCamp provides interactive courses, hands-on projects, and role-based career and skill tracks for data science, ML, and AI. It covers Python, R, SQL, cloud platforms, LLMs, and MLOps, plus team analytics and customizable learning paths.
Freemium
Create Powerful AI Tools is a comprehensive platform for natural language processing, data analysis, and machine learning. It enables developers and data scientists to easily integrate AI into projects, automate tasks, and customize solutions across various programming environments.
- $25/mo
DeepTagger is a cloud-based platform for automated document processing and data extraction. It enables users to train custom AI models using an intuitive interface to analyze diverse document types, providing deep insights and efficient data handling.
Free trial
- $5
pandada.ai is an AI data analysis tool that converts plain-language queries into charts, tables, and insights. It automates data cleaning, multi-file analysis, and generates report-ready visuals for rapid business and research reporting.
Free trial
UBIAI fine‑tunes LLMs with classifiers, retrievers, and reasoning. It automates PDF/DOCX labeling, synthetic data, and quality filtering; offers 15‑minute prompt‑level tuning or 2‑4 hour weight training; exports to GGUF, safetensors, or Hugging Face for API or custom deployment.
Freemium
- $299/mo
LlamaIndex enables efficient development of AI knowledge assistants for enterprise data management, allowing users to parse complex documents and integrate various data sources, ultimately streamlining workflows and optimizing knowledge management across multiple sectors.
Free
super.AI converts unstructured documents into structured data using LLMs, guiding users through upload, classify, extract, and validate steps. It supports 500+ layouts, multiple languages, code‑free workflow building, and real‑time ERP/database sync for finance, logistics, insurance, and supply‑chai
Free
Nanonets automatically extracts structured data from invoices, receipts, IDs, and other documents without predefined templates. It offers end‑to‑end workflows, native CRM/ERP integration, and a visual designer for rapid, no‑code deployment across finance, supply‑chain, HR, and legal operations.
Freemium
A platform for AI-powered text and image generation, offering tools for content creation, natural language processing, machine learning, text summarization, image recognition, and visual search.
Freemium
- $30/mo
PandasAI is an open-source tool for conversational data analysis that allows users to query data in natural language. It integrates various data sources, provides real-time insights, and generates detailed reports and visualizations for effective decision-making.
Subscription
LM Studio runs open‑source large language models locally on Mac (M‑series), Windows, and Linux, enabling private, offline inference. It offers command‑line and headless deployment, server‑side API, SDKs, a model hub, and LM Link for remote model access.
Free
Linguamatics delivers AI‑powered translation and NLP for life sciences, offering secure instant translation in 170 languages via web portal or workflow integration. It supports clinical research, regulatory affairs, and pharmacovigilance with compliance‑compliant data privacy and scalable, cost‑effi
Freemium
Lightfield.app is an AI-native CRM that auto-captures all customer interactions and builds continuous account context. It generates pipelines, drafts outreach, and scores accounts to reduce manual data entry and prioritize sales actions.
Free trial
- $79 per user/mo
Storytell.ai converts messy data into clear narratives using 945 prompts. It accepts files, images, audio, URLs and augments insights with news, social media, and research. Ideal for data scientists, marketers, analysts, it complies with SOC2, GDPR, and HIPAA.
Freemium
- $20/mo
Morphllmis a high-throughput AI code-editing platform that applies LLM-generated multi-file edits, automated diffs, and merges at 10,500+ tokens/sec via edit_file and MCP/OpenAI-compatible SDKs (TypeScript, Python) for editor, CI, and agent integration.
It combines warp-grep/warpsearch semantic co
Free trial
Img2Prompt is an AI tool that generates text prompts from images and provides a public API for image captioning and prompt-based image generation. It can run on personal hardware or cloud platforms.
Freemium
- $0.36
TwelveLabs extracts structured data from videos using AI models Marengo and Pegasus. Its APIs enable time‑based search, on‑demand summarization, and vector embeddings for semantic search and recommendations, supporting media, advertising, and security workflows.
Freemium
- $0.07
NinjaTools is an AI workspace that integrates various functionalities, offering tools for image generation, music creation, and document analysis. It supports collaboration, manages chat data across models, and features categorized prompt libraries for enhanced productivity.
Free trial
- $11/mo
GradeLab automates the grading of handwritten exams using OCR technology, providing accurate digital assessments. It offers real-time student progress tracking, personalized feedback, and customizable rubrics, enhancing efficiency and instructional focus for educators across various subjects.
Free
LAION offers free, large-scale vision‑language datasets such as LAION‑400M and LAION‑5B, along with the Clip H/14 model. These resources enable researchers and developers to train and benchmark vision‑language models efficiently and sustainably.
Freemium
Teachable Machine lets users build TensorFlow.js image, audio, or pose classifiers through a browser interface without coding. Collect, label, and train data in‑browser, evaluate accuracy, then export models to web, Node.js, Coral, or Arduino for rapid prototyping and educational projects.
Freemium
Upstage AI delivers enterprise LLMs and document-processing tools: low-latency and Japan-specific models, PDF/OCR parsing, structured information extraction, centralized search and Q&A with citations, REST/AWS/on‑prem deployment, and team collaboration for review.
Datature unifies data labeling, model training, and deployment in one workflow. AI‑assisted annotation cuts labeling time up to tenfold. It supports classification, detection, segmentation, keypoint tasks, offers drag‑and‑drop training, hyperparameter tuning, visual evaluation, and edge/cloud deploy
Free
NeuralText aids creators and marketers in generating, researching, and optimizing content. It clusters keywords, analyzes SERPs, offers AI writing tools, and connects to Google Search Console for performance insights, supporting multiple languages.
Subscription
- $19/mo
FreedomGPT unifies access to 400+ AI models, showing side‑by‑side answers for voting and auto‑selection via leaderboard. It keeps privacy safe, runs on Windows/macOS, and is open‑source for community contribution and collaboration.
Free
Sapling offers a language‑model API that delivers real‑time grammar corrections in enterprise workspaces and messaging platforms. Developers embed it into editors, CRMs, and customer‑service tools with a simple SDK/API, while the platform supports private cloud, encryption, PII redaction, SSO, and s
Freemium
- $25/mo
Nozomio Labs offers Nia, an AI tool designed to enhance the software development lifecycle. It focuses on code understanding, automating quality assurance, security, and deployment, thereby improving collaboration between developers and AI technologies.
Freemium
Airparser extracts structured data from emails, PDFs, images, and scanned documents in 60+ languages using AI and OCR. Users set up schemas quickly and deploy via API, Zapier, or native integrations, automating workflows and cutting manual data entry.
Subscription
- $2.75/mo