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Introducing Respan Router

Unstructured vs WhyHow (2026)

Updated April 29, 2026

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Overview

Rating
10.0 / 10
Rating
10.0 / 10
Best For
AI engineering and data teams that need accurate, scalable document ingestion for RAG pipelines
Best For
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Product Summary

Unstructured is the leading data-ingestion platform for RAG and AI apps, converting 65+ file formats (PDFs, DOCX, HTML, images, emails) into clean structured outputs ready for LLMs. Free open-source library plus a hosted Serverless API and Enterprise Platform with no-code UI, RBAC, SOC 2/HIPAA/GDPR support.

Product Summary

WhyHow provides tools for building and querying knowledge graphs from unstructured text using LLMs.

Starting Price
$0Per forever
Starting Price
—
Free Trial
Yes
Free Trial
No
Free Version
Yes
Free Version
No
Website

Key features

Core capabilities each platform advertises.

UnstructuredUnstructured
  • Ingests 65+ file formats: PDFs, DOCX, PPTX, HTML, images, emails
  • Table and form extraction preserving structure
  • Chunking strategies optimized for RAG (page, section, semantic)
  • API + SDK access with cloud or self-hosted deployment
  • Enterprise-grade compliance: SOC 2, HIPAA, GDPR, RBAC
WhyHowWhyHow
Data not available

Strengths and tradeoffs

What each tool does well, and the limitations to keep in mind.

UnstructuredUnstructured

Pros

  • Generous free tier — 15,000 pages on Serverless API with no expiration
  • Supports 65+ file formats, the broadest in the space
  • Enterprise-ready: RBAC, audit, SOC 2, HIPAA, GDPR
  • No-code UI option alongside API for non-engineers
  • Battle-tested in Fortune 500 production RAG stacks

Cons

  • Volume-based pricing climbs quickly at high scale
  • Pay-as-you-go to Business upgrade requires sales contact
  • May be over-engineered for simple use cases
  • Self-hosted setup is more complex than hosted alternatives
WhyHowWhyHow

Pros

  • Specialized focus on knowledge graphs for RAG optimization
  • Open-source approach with community-driven development
  • Native integration with vector databases for seamless Graph RAG
  • Supports multiple file formats including PDF, CSV, JSON, and TXT
  • Small, focused team able to move quickly and iterate

Cons

  • Very limited public information about pricing and product details
  • Small team (9 employees) may limit support and feature development
  • Relatively new company (founded 2024) with less proven track record
  • SDK and some features still in development
  • Limited enterprise adoption evidence

What people are saying

UnstructuredUnstructured
XYZEO reviewXYZEO

The no-code Platform and connector ecosystem allow this product to scale easily in an enterprise environment.

Read full review
WhyHowWhyHow
Data not available

Unstructured or WhyHow — which should you choose?

Choose Unstructured if you want

  • Enterprise document ingestion pipelines feeding RAG systems
  • Financial and legal document processing at scale
  • Healthcare record digitization with HIPAA compliance
  • Knowledge base + intranet search ingestion
  • Fine-tuning dataset preparation from messy corpora

Choose WhyHow if you want

Data not available

Compare Unstructured and WhyHow on your own traffic

10KFree traces/mo
1,000+Models
5 minSetup

Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 1,000+ models through one gateway.

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