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Diffbot pricing and alternatives: company enrichment API, POST /kg/v3/enhance/bulk

Diffbot's sitellms.txtBest company enrichment API in 2026

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92% complete: 12 of the 13 key fields we checkSee the 13 fields
$0.00per 1,000 companiesWe rank 843 plans by price. Extruct's $49 monthly plan costs the least per 1,000 companies. Extruct's company enrichment API costs nothing beyond the plan price.GetProspect, ScrapeUnblocker and Hunter are the best company enrichment API providers in our benchmark.
Plan: Free one of Diffbot's 5 plans
Call: POST /kg/v3/enhance/bulk one of Diffbot's 2 calls for this API
API: Company enrichment API one of Diffbot's 6 APIs

About this item

  • Stored. You get company profiles from Diffbot's database. Diffbot doesn't say how old the data is.
  • 12 of the 13 key fields we check. Description, Industry, Type and status, Images, Technologies, Employees, Social profiles, Locations, Funding, Revenue and budgets, Parents, Phones.
  • Nothing to pay. You get 10,000 credits a month, enough for 400 results. Unused credits expire at the monthly refresh, no rollover.
  • One call. You call POST /kg/v3/enhance/bulk with items[].type set to "Organization". The call returns a job. You fetch the answer once the job is done. Or the provider sends the answer to your webhook.
  • Who can get it: anyone 13 or over. Keep data: no limit. Use data: with conditions.

Diffbot: company enrichment API alternatives

The table starts with Diffbot's cheapest paid plan. Next come plans from other providers with the price per 1,000 companies closest to Diffbot's. Each plan in the table gives stored data.

Diffbot, $899 monthly, Plus, POST /kg/v3/enhance/bulkHunter, $397.10 yearlyKendo, $34 monthly, Premium, GET /companybydomainProspeo, $49 monthly, Starter, POST /bulk-enrich-companyThe Swarm, $2,990 yearly
$ per 1,000 companies$22.475$20.90$22.667$24.50$24.917
Completeness92%100%62%85%77%
Billingmonthlyyearlymonthlymonthlyyearly
Pay$899$397.10$34$49$2,990
Enough for40,000 results a month19,000 calls a year1,500 calls a month2,000 results a month120,000 results a year
Freshnessstoredstoredstoredstoredstored
Who can get itanyone 13 or overanyone 18 or over (in India, businesses only)anyone 18 or over with authority to bind the company or business the account is foranyoneanyone over 18

Every company enrichment API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-24.

  1. kg.diffbot.com/kg/ontology
  2. diffbot.com
  3. diffbot.com/company/privacy
  4. diffbot.com/company/terms
  5. diffbot.com/docs/credits
  6. diffbot.com/docs/dql/concepts/origin
  7. diffbot.com/docs/dql/faq/data-sourcing
  8. diffbot.com/docs/enhance/
  9. diffbot.com/docs/enhance/bulk
  10. diffbot.com/docs/enhance/bulk/create
  11. diffbot.com/docs/enhance/bulk/results
  12. diffbot.com/docs/enhance/get
  13. diffbot.com/docs/ontology/organization
  14. diffbot.com/docs/rate-limits
  15. diffbot.com/pricing
  16. diffbot.com/products/knowledge-graph
  17. diffbot.com/technology

Product details

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

  • Description
  • Industry
  • Type and status
  • Images
  • Technologies
  • Employees
  • Social profiles
  • Headquarters, not in the answer
  • Locations
  • Funding
  • Revenue and budgets
  • Parents
  • Phones
Price
$ per 1,000 companies$0.00
Perresult
Billingfree
Aggregators
AggregatorsDatabar: your key 0 credits a call on the Build or Scale plan, paid $71.28 per 1,000 results, this call or another Diffbot call
Charges
Also pays forfrom the same budget: Analyze (Extract API) · Article (Extract API) · Product (Extract API) · Image (Extract API) · Video (Extract API) · Discussion (Extract API) · Event (Extract API) · List (Extract API) · Job (Extract API) · Extract with Custom API · Run a Web Search (GET) · Run a Web Search (POST) · Process Text · Search with DQL (GET) · Search with DQL (POST) · Enhance (GET) · Enhance (POST) · Combine
Not found
$ per 1,000$0.00
In their words
Their pitchEnhance multiple records in bulk asynchronously.
Data
Freshnessstored
Keep datano limit
Use dataUSE RESTRICTIONS [...] You agree that you will not: sublicense, resell, rent, lease, transfer, assign, time share, or otherwise commercially exploit or make the Service available to any third party (However, you may display and use the facts generated by the Service as part of a commercial application.), use the Service for any unlawful purpose or for the promotion of illegal activities, use the Service to attempt to, or harass, abuse or harm another person or group, use another user’s account without permission, interfere or attempt to interfere with the proper functioning of the Site or Service, modify, adapt or hack the Service to, or otherwise attempt to gain unauthorized access to the Service or its related systems or networks, use the API or the Data in any manner that violates the rights of any person, including but not limited to intellectual property rights, rights of privacy or rights of publicity, reverse engineer, decompile or disassemble any portion of the Service, bypass any robot exclusion headers or other measures we take to restrict access to the Site or Service or use any software, technology, or device to scrape, spider, or crawl the Site or Service or harvest or manipulate data, or publish or link to malicious content intended to damage or disrupt another user’s browser, computer, or mobile device.
Plan
Pay$0
You get10,000 credits a month
Enough for400 results a month
Expiresat the monthly refresh, no rollover
Rate limit
Per second0.083
Speed
Answerby polling or webhook
The call
You senditems[].type "Organization". Optional: items[].name, items[].url, items[].location, items[].ip, items[].phone, items[].description, name, size, threshold, refresh, search, nonCanonicalFacts, jsonmode, webhookurl
MethodPOST
Path/kg/v3/enhance/bulk
About the plan
PlanFree
Who can get itanyone 13 or over
The 126 fields the plan's answer can hold

entity ID, Diffbot URI, entity type, entity types, name, full name, all names, summary, description, all descriptions, descriptors, motto, categories, image, images, logo, website, all URIs, URI details, LinkedIn URL, Twitter URL, Facebook URL, GitHub URL, Google+ URL, AngelList URL, Crunchbase URL, blog URL, Wikipedia URL, email addresses, phone numbers, location, locations, number of locations, founded year, founders, CEO, board members, employee count, employee count minimum, employee count maximum, employee count ranges, employee categories, current employees in the Knowledge Graph, remote score, has remote international employees, revenue, yearly revenues, quarterly revenues, market cap, stock, IPO, is public, is non-profit, is acquired, is dissolved, acquired by, investments, total investment, number of unique investors, parent company, ultimate parent, subsidiaries, legal entities, predecessors, successors, competitors, customers, suppliers, partnerships, technologies, SEC forms, monthly website traffic, monthly website traffic growth, NAICS classification, NAICS 2017 classification, SIC classification, SIC code, SIC description, UK SIC classification, ISIC classification, NACE classification, NAF classification, ANZSIC classification, KVED classification, OKVED classification, SSB classification, TSIC classification, MCC classification, MCC code, MCC code description, ABN, ACN, Canadian business numbers, Chinese social credit codes, Companies House company numbers, CUIT numbers, EDRPOU codes, GUI numbers (Taiwan), Indian CIN, US EIN, Israeli company numbers, Corporate Number (Japan), Norwegian organization numbers, NPI numbers, Russian INN, CIK, SEPA IDs, SIREN, Thai taxpayer IDs, UEN, VAT numbers, importance, incoming edges, crawl timestamp, origins, number of origins, origin details, origin hashes, non-canonical facts, Wikipedia pageviews last month, Wikipedia pageviews month-over-month growth, Wikipedia pageviews last quarter, Wikipedia pageviews quarter-over-quarter growth, Wikipedia pageviews last year, Wikipedia pageviews year-over-year growth, match score

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