Diffbot vs ScrapeGraphAI
Diffbot and ScrapeGraphAI are both in the AI extraction API category. Diffbot fits best for: Teams that need rule-free, consistent structured data across many sites, or entity data from a Knowledge Graph. ScrapeGraphAI fits best for: Developers who want prompt-based structured extraction with the option to self-host the open-source library.
| Diffbot | ScrapeGraphAI | |
|---|---|---|
| Type | AI extraction API | AI extraction API |
| Starting price | $299/mo | $20/mo |
| Free tier | 10,000 credits/month, all APIs, 5 requests/min, no credit card | 500 one-time credits, 10 req/min |
| Pricing model | credits | credits |
| AI extraction | ||
| Structured JSON | ||
| JS rendering | ||
| Proxies / anti-bot | ||
| API | ||
| No-code UI | ||
| Open source | ||
| MCP server | ||
| Best for | Teams that need rule-free, consistent structured data across many sites, or entity data from a Knowledge Graph. | Developers who want prompt-based structured extraction with the option to self-host the open-source library. |
| Visit Diffbot | Visit ScrapeGraphAI |
Why choose Diffbot
- Automatic Extract APIs (article, product, discussion etc.) with no rules
- Crawlbot for whole-site crawling
- Knowledge Graph of organizations, people and articles
- Natural-language processing API
Watch out for
- High jump from free to $299/mo
- Fixed page-type schemas; less flexible than prompt-based extraction
- Knowledge Graph credits are expensive per record
Why choose ScrapeGraphAI
- Describe what you want in natural language, get JSON
- Open-source Python library (MIT) with graph-based pipelines
- Hosted API v2 with extract, crawl and search
- Official MCP server (mcp.scrapegraphai.com)
Watch out for
- Free credits are one-time, not monthly
- Extraction costs 5 credits per call
- Smaller company than Firecrawl/Apify; anti-bot depth less proven
Our product
Only need structured JSON from pages?
BestAIScraper's extraction API takes a URL and a list of fields and returns typed JSON. Pay per use, no subscription.
Try it free