Diffbot vs The Companies API
A factual comparison of features, pricing, and capabilities.
Diffbot
Web data platform whose Knowledge Graph exports and enhances company and person entity records, alongside Extract, Crawl, Natural Language and Web Search APIs, all metered on one credit balance with a free tier and flat monthly plans.
The Companies API
The Companies API is a company enrichment API that turns a domain name into a structured company profile with firmographics such as industry, employee count, founding year and revenue across 50 million companies. Plans are monthly credit allowances with a request-rate limit.
Pricing comparison.
Monthly rates shown. Annual billing may offer discounts. Visit official sites for current pricing.
Feature comparison.
| Feature | Diffbot | The Companies API |
|---|---|---|
| Extract | ||
| Crawl | ||
| Natural Language | ||
| Knowledge Graph | ||
| Web Search | ||
| LeadGraph | ||
| Knowledge Graph Enhance 1 entity record | ||
| Knowledge Graph Export 1 entity record | ||
| Domain to company profile enrichment | ||
| Access to all 50M companies | ||
| Firmographics: industry, employee count, founding year, revenue | ||
| Company lists | ||
| Additional credits at a per-1,000 rate | ||
| Rate-limited API by plan |
Native integrations.
Diffbot
The Companies API
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Information gathered from official sources and may change. Pricing and features last verified 9/4/2026. Please visit the official websites for the most current information.