Datacircle

The Swarm: 12 company headcount API plans

40% complete: 2 of the 5 key fieldsSee which

$0.00per 1,000 companies
Plan: 14-day free trial one of The Swarm's 12 plans
Call: POST /v3/companies/fetch The Swarm's only call

About this item

  • Stored. You get headcounts from The Swarm's database. The Swarm doesn't say how old its data is.
  • 2 of the 5 key fields. Total, Company.
  • Nothing to pay. You get 1,000 credits once, enough for 1,000 results. Unused credits expire at the end of the 14-day trial.
  • One call. You call POST /v3/companies/fetch with the inputs in Product details. The call returns the headcount.
  • Who can get it: anyone over 18. Keep data: with conditions. Use data: with conditions.

Compare with similar plans

Other providers' plans with the closest prices per 1,000. Like this plan, each is a stored copy.

This planThe Swarm, freeBlitzAPI, freeEnrich Layer, free
$ per 1,000$0.00$0.00$0.00
Completeness40%60%20%
Billingfreefreefree
Pay$0$0$0
Enough for1,000 results, once1,000 calls, oncenot published
Freshnessstoredstoredstored
Who can get itanyone over 18professional B2B clients with a professional email address, not BlitzAPI's competitorsanyone 18 or over

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-19.

  1. docs.theswarm.com/docs/api-reference/credits-usage.md
  2. docs.theswarm.com/docs/api-reference/rate-limiting.md
  3. docs.theswarm.com/docs/endpoints/v3/fetch-company.md
  4. docs.theswarm.com/docs/endpoints/v3/fetch-profile.md
  5. docs.theswarm.com/docs/enrichment-data/company/overview.md
  6. docs.theswarm.com/docs/enrichment-data/company/sample-data.md
  7. docs.theswarm.com/docs/getting-started/faq.md
  8. docs.theswarm.com/docs/getting-started/introduction
  9. help.theswarm.com/en/articles/14121950-plans-billing-connector-limits-api-credits
  10. theswarm.com
  11. theswarm.com/pricing
  12. theswarm.com/terms

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Total
  • By location, not in the answer
  • By department, not in the answer
  • By seniority, not in the answer
  • Company
Price
$ per 1,000$0.00
Billingfree
Aggregators
Aggregatorsnone
Charges
Perresult
Not found
$ per 1,000$0.00
In their words
Their pitchTeam size changes, location data, and industry
Data
Freshnessstored
Keep datawhile your license lasts, on termination, delete it at The Swarm's request, backups included (derived materials without identifiable Swarm Data fields may stay)
Use datayour own internal business purposes only (sales prospecting, recruiting, CRM enrichment and the like), no resale or redistribution to third parties, no commercial data product or AI model for external use, no product that competes with The Swarm
Plan
Pay$0
You get1,000 credits
Enough for1,000 results, once
Expiresat the end of the 14-day trial
Rate limit
Per second1
Batch1,000
The call
You sendat least one of ids, linkedin_names (LinkedIn company URL slugs) or linkedin_ids, each up to 1,000 values. Optional: fields, x-authenticate-team
MethodPOST
Path/v3/companies/fetch
About the plan
Plan14-day free trial
Who can get itanyone over 18
The 8 fields the plan's answer can hold

company ID, company slug, name, headcount, historical headcount, size, updated at, matched by