The top 25 AI tools for synthetic data generation (December 2025) | RankmyAI

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Ranking December 2025

Synthetic data generation

The RankmyAI Synthetic Data Generation Ranking presents the top 25 AI tools from our Overall ranking focusing on synthetic data generation.

Synthetic data generation refers to the use of AI techniques to create artificial datasets that mimic real-world data distributions. These tools are commonly used in scenarios where collecting or using real data is limited by privacy concerns, data scarcity, or high acquisition costs. Applications include training machine learning models, testing data-driven systems, and enhancing data diversity in domains such as healthcare, finance, and autonomous systems.

The green up and red down arrows indicate how many positions a tool has increased or decreased compared to the previous month's ranking. A grey dash means the tool's position has remained unchanged.

Top 25 out of

154

Domyn Domyn is a sovereign AI company providing enterprises in highly regulated sectors with full ownership and control over their AI stack—from chips and compute to models, agents, and applications. Its offering combines Colosseum, one of Europe’s largest AI supercomputers; proprietary foundational LLMs designed to be owned and adapted by customers; and a modular agentic platform for building and governing enterprise AI agents. With air-gapped, single-tenant deployments, continual pretraining on proprietary data, and regulatory-grade governance, Domyn enables organizations to deploy high‑performance generative AI while maintaining strict security, privacy, and compliance requirements.

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Gretel Gretel is a synthetic data platform that generates artificial datasets mirroring real data to enhance AI models while maintaining privacy, compatible with major cloud services for enterprise solutions.

MostlyAI A versatile platform offering high-quality synthetic data generation, MOSTLY AI facilitates safe data sharing and AI development through GenAI, ensuring compliance and insights without compromising privacy.

Tonic.ai Tonic.ai delivers synthetic test data solutions for software development, facilitating secure testing environments and enhancing data privacy through comprehensive de-identification and masking techniques.

Blackshark Blackshark.ai offers a geospatial platform providing real-time, photorealistic 3D digital twins of the planet, utilizing machine learning for insights from satellite and aerial imagery for mapping, visualization, and simulation.

Parallel Domain Parallel Domain replicates reality to test and train AI perception systems by generating synthetic camera, lidar, and radar data, boosting model reliability and reducing risks.

TurinTech AI Artemis and evoML optimize code and accelerate ML model creation, enhancing performance and efficiency for developers and businesses.

Duality AI Falcon by Duality AI offers high-fidelity digital twin simulations for AI model testing and validation, integrating with advanced AI models and cloud-based workflows to enhance real-world applicability.

51WORLD 51WORLD (地球克隆) is building a comprehensive digital twin ecosystem that connects the physical and digital worlds. Its product suite includes Earth (a digital earth platform), Aes (a digital twin platform), Sim (a simulation and synthetic data platform), Clonova (a spatial intelligent interaction platform), and AperData (an embodied intelligence data platform). The company’s vision is to create an accurate, complete, and enduring digital twin of Earth to make the real world more efficient, safe, and better.

PrivateGPT PrivateGPT leverages advanced AI technology to de-identify and secure personal information in texts and files, ensuring compliance with privacy regulations while enabling secure use of large language models.

Oxen.AI Oxen.ai offers tools for building datasets and custom AI models, emphasizing accuracy and ease of use. It supports dataset versioning, model fine-tuning, and server-less deployment, integrating with major AI models and platforms.

Flow AI Flow AI is a data engine for AI agent testing. It connects to your data sources, generates synthetic and edge-case test scenarios grounded in real usage, and lets domain experts validate small batches. The system learns from feedback and feeds up-to-date datasets into your CI/CD and evaluation workflows to accelerate agent development and improve reliability.

Bifrost AI Bifrost AI provides synthetic data generation through 3D simulations to enhance AI training and adaptability without real-world data dependencies.

Akridata VisionCopilot provides AI-powered visual inspection for real-time defect detection and analysis, integrating seamlessly with existing systems to enhance manufacturing quality and efficiency.

Twilix Confident AI offers a platform to evaluate and benchmark LLM applications through advanced observability and synthetic dataset generation. It utilizes metrics proven to match human evaluation and offers real-time feedback on performance drift and regressions.

Nyris nyris offers advanced visual search solutions, empowering businesses with tools to efficiently identify and manage products using AI-driven technology, enhancing customer experience and operational efficiency.

SKY ENGINE AI SKY ENGINE AI offers a platform leveraging synthetic data to enhance Vision AI model accuracy and reduce development costs through automated annotations and domain adaptation, fostering efficient AI deployment across industries.

Okareo Okareo enhances AI model optimization through error tracking, simulation, and fine-tuning, ensuring accurate and efficient deployments with real-time monitoring and analytics.

Rendered.ai Rendered.ai offers a platform generating synthetic datasets for AI computer vision, improving algorithm accuracy by simulating rare and high-risk scenarios.

Latitude Latitude is an open-source platform for prompt engineering offering tools to build, evaluate, and refine LLM products. It allows seamless collaboration, version control, and automatic prompt refinements based on evaluations.

YData YData provides tools for synthetic data generation and data profiling, enhancing data quality and accessibility for AI solutions, reducing time-to-market, and improving model performance.

Anyverse Anyverse enhances perception AI by generating high-fidelity synthetic data using a proprietary simulation engine. It supports model training and testing, ensuring data protection compliance, and improving AI model performance through sophisticated simulation techniques.

Syntho Syntho provides a self-service platform for AI-generated synthetic data, enabling businesses to protect privacy while maintaining data utility. The platform supports data generation, de-identification, and test data management.

SmartOne.ai SmartOne.ai offers data labeling services, transforming raw data into actionable intelligence with advanced automation and human expertise, supporting AI projects across various industries.

RagaAI RagaAI Catalyst is a platform for evaluating and monitoring AI workflows, offering tools for observability, debugging, and performance enhancement, ensuring robust AI deployments.

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Disclaimer

The RankmyAI Synthetic Data Generation Ranking is derived from our Overall ranking, which measures the popularity of AI tools based on three key metrics: website traffic, reviews, and investments. The Overall ranking is calculated as the weighted average of the individual rankings for each of these metrics (for more details, see our Methodology page).

Not all AI tools in this ranking are exclusively focused on synthetic data generation, as AI tools and companies often provide multiple services beyond this specific application. This ranking does not assess or indicate the quality, effectiveness, or reliability of the listed AI tools. It is solely based on popularity metrics and should not be interpreted as an endorsement or evaluation of their performance.

You are free to use and distribute our ranking, provided that RankmyAI is properly cited as the source (see our Copyright page).