Enterprise Tech / Data Management
Best LLM Data Preparation Platforms Companies
What is LLM Data Preparation Platforms?
The LLM data preparation platforms market provides tools that transform unstructured documents into structured, machine-readable formats optimized for large language models. These platforms handle document parsing, chunking, embedding, and enrichment to prepare data for RAG pipelines and other LLM applications. Solutions include APIs, SDKs, and frameworks that process various file types including PDFs, images, spreadsheets, and HTML. Key capabilities include layout preservation, table extraction, semantic chunking, and metadata generation to ensure high-quality data ingestion for downstream AI applications.
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Top LLM Data Preparation Platforms Companies

LlamaIndex specializes in building artificial intelligence knowledge assistants. The company provides a framework and cloud services for developing context-augmented AI agents, which can parse complex documents, configure retrieval-augmented generation (RAG) pipelines, and integrate with various data sources. Its solutions apply to sectors such as finance, manufacturing, and information technology by offering tools for deploying AI agents and managing knowledge. LlamaIndex was formerly known as GPT Index. It was founded in 2023 and is based in Mountain View, California.
Known Partners
Microsoft Azure, LeverX, Arsturn, and 2 more
Key People
Simon Suo, Jerry Liu
All Companies in LLM Data Preparation Platforms

United States / Founded Year: 0000
Reducto specializes in data ingestion for large language models (LLMs) within the technology sector. It offers an API that parses complex documents such as PDFs, Excel, and PowerPoint, converting them into structured data suitable for various workflows. Reducto's services are applicable to startups and global enterprises. It was founded in 2023 and is based in San Francisco, California.
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Unstructured specializes in data extraction and transformation and focuses on the technology sector. The company provides services that capture unstructured data from various documents and convert it into AI-friendly formats, such as JSON, facilitating the integration with large language models (LLMs). It was founded in 2022 and is based in Rocklin, California.
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Upstage focuses on artificial intelligence (AI), particularly in the development of large language models and document processing engines for business sectors. The company provides AI solutions that automate tasks including insurance claims processing, finance analysis, healthcare data management, and legal document handling. Upstage serves sectors such as insurance, finance, healthcare, and legal industries with its AI technologies. It was founded in 2020 and is based in Gyeonggi-do, South Korea.
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The ESP matrix leverages data and analyst insight to identify and rank leading private-market companies in a given technology landscape.
What is LLM Data Preparation Platforms?
The LLM data preparation platforms market provides tools that transform unstructured documents into structured, machine-readable formats optimized for large language models. These platforms handle document parsing, chunking, embedding, and enrichment to prepare data for RAG pipelines and other LLM applications. Solutions include APIs, SDKs, and frameworks that process various file types including PDFs, images, spreadsheets, and HTML. Key capabilities include layout preservation, table extraction, semantic chunking, and metadata generation to ensure high-quality data ingestion for downstream AI applications.
Expert Collections
Market Map
Similar Markets
Do you compete within LLM Data Preparation Platforms?
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Your future customers are researching their next tech solution on CB Insights. Make sure they can find you.