Prompt
Can you help me pick a data API for company enrichment, and compare coverage, pricing, and rate limits?
Latest observation
Oct 8, 2026
OpenAI APIWeb search: off
Yes — I can help with that.
To compare company enrichment APIs on coverage, pricing, and rate limits, I’d usually narrow it to a shortlist like:
- Clearbit
- Apollo
- People Data Labs (PDL)
- ZoomInfo
- Crunchbase
- FullContact
- Hunter
- Dropcontact
- Leadspace
- BuiltWith or Wappalyzer for technographic enrichment
Quick guidance
If you want:
- Best overall B2B company enrichment: Clearbit or People Data Labs
- Sales prospecting + contacts + companies: Apollo or ZoomInfo
- Firmographics + company metadata at scale: People Data Labs
- Funding/ownership/startup intelligence: Crunchbase
- Email discovery more than company enrichment: Hunter
- GDPR-friendly enrichment: Dropcontact
How I’d compare them
I can put together a side-by-side table with:
1) Coverage
- Number of companies in database
- Geographic reach
- Data types covered:
- firmographics
- technographics
- revenue / employee count
- industry
- funding
- contacts
- intent
- web technologies
- Freshness / update cadence
- Confidence / match quality
2) Pricing
- Free trial available?
- Self-serve vs sales-led pricing
- Cost per credit / per record
- Monthly minimums
- Volume discounts
- Hidden costs like required annual contracts
3) Rate limits
- Requests per second/minute
- Monthly quotas
- Credit-based throttling
- Bulk endpoint support
- Retry / backoff constraints
Important note
A lot of these vendors don’t publish exact rate limits or enterprise pricing publicly, so for some providers I’ll need to use:
- published docs
- pricing pages
- API docs
- third-party reviews / benchmarks
- and I can clearly mark anything that’s “publicly available” vs “sales quote required”
If you want, I can do either of these:
- Build a comparison table for 5–10 APIs
- Recommend the best one based on your needs
If you want the comparison, reply with:
- your use case (lead enrichment, CRM enrichment, outbound, analytics, etc.)
- countries/regions you care about
- whether you need companies only or companies + contacts
- rough monthly volume
- your budget range
If you want, I can start with a practical shortlist of 6 APIs and compare them in a table.