Diffbot vs Exa
A side-by-side comparison of Diffbot and Exa, drawn from Ignaite's continuously-verified listings.
Compared from listings verified as of
Diffbot
Data OpsWeb-scale data extraction and a knowledge graph that grounds AI in facts.
View DiffbotAt a glance
| Attribute | Diffbot | Exa |
|---|---|---|
| Category (differs) | Data Ops | Search |
| Pricing | FREEMIUM | FREEMIUM |
| License | Proprietary | Proprietary |
| Deployment | Cloud | Cloud |
| Platforms (differs) | Web, API | API |
| Model support (differs) | Self-contained (on-device) | Model-agnostic |
| Vendor (differs) | Diffbot | Exa Labs |
| Capabilities (differs) |
|
|
The honest brief
Diffbot
Grounds answers in a continuously refreshed knowledge graph of 10B+ entities and 1T+ facts, not model memory or one-off web scraping.
- Continuously refreshed knowledge graph
- Ships its own GraphRAG language model
- Extract, Crawl, and NL APIs over the open web
- Free tier, no credit card required
- Enterprise pricing for serious volume
- Niche versus general LLM tooling
- Graph coverage varies by entity type
Exa
Built for AI/research retrieval: neural embedding search plus find-similar, where general search APIs key off keywords.
- Semantic 'find pages like this' retrieval
- Purpose-built for RAG and agents
- Returns full page content, not just links
- Free tier to test
- Index narrower than Google-scale crawlers
- Keyword queries can lag classic search
- Usage-priced costs scale with volume
When to pick which
Both cover Web scraping, Cited answers, Unified search, and Structured extraction.
Pick Diffbot if you need Knowledge graph.
- Knowledge graph (primary capability)
They share capabilities, but each leads with different ones as a headline job:
Diffbot is built around Web scraping.
- Web scraping (primary capability)
Exa is built around Unified search.
- Unified search (primary capability)
They also differ on:
- Platforms
- Web, API · API