Datacircle

Leadbase pricing: phone finder API

Leadbase's siteThis page as plain textPhone finder API in 2026: the best of 40+ providers comparedLeadbase: phone finder API alternatives

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9% complete: 1 of the 11 fields on our checklistSee the 11 fields
$0.00per 1,000 phonesIn our phone finder API benchmark, the best plan from Leadbase scores 43.4 out of 100. Leadbase ranks 12th of 43 providers.This plan is free. We rank 815 plans for phone finder APIs by price. Half the plans cost $250.00 or less per 1,000 phones. See the best free phone finder API plan.QuickEnrich's $399 monthly plan costs the least per 1,000 phones. QuickEnrich's $399 monthly plan charges nothing per call. You get as many phones as QuickEnrich's rate limit allows. StableEnrich's pay-as-you-go plan costs the least for 10,000 phones a month: $1.00.MillionPhones, Fiber AI and treg are the best phone finder API providers in the Datacircle benchmark.
Type a number to see the cheapest Leadbase plan for that many phones. The table below then sorts the other plans by what each costs.
Plan: Free one of Leadbase's 4 plans
Call: POST /api/v1/operations/prospects.find_phone Leadbase's only call for this API
API: Phone finder API one of Leadbase's 4 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 1 of the 11 fields on our checklist. Number.
  • Nothing to pay. You get 200 credits once, enough for 40 calls. Calls stop once your credits run out. Credits never expire.
  • One call. You send idempotencyKey and identity.linkedinUrl to POST /api/v1/operations/prospects.find_phone. You set identity.kind to "linkedin". The call returns the phone number.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

Leadbase: phone finder API alternatives

Leadbase alternatives: every phone finder API provider ranked

The table starts with Leadbase's cheapest paid plan. Next come plans from other providers with the price per 1,000 phones closest to Leadbase's.

Leadbase, €990 monthlyPipecorn, $2,149 monthly, Scale, 192,000 credits a month, POST /contacts/single_enrich, Synchronous Single Contact EnrichmentEasyLeadz, ₹143,998.92 yearlyLeadIQ, $1,174.56 yearly, Pro, 34,800 credits a year, POST /graphql, searchPeopleListar, top-up from €100,000, Diamond, POST /search/unified
$ per 1,000 phones$337.59$335.781$336.957$337.517$337.59
Completeness9%45%9%82%73%
Billingmonthlymonthlyyearlyyearlypay first
Pay€990$2,149₹143,998.92$1,174.56€100,000
Enough for3,300 calls a month6,400 calls a month4,500 calls a year3,480 results a yearabout 333,333 calls
Freshnessunknownliveunknown1 monthunknown
Who can get itbusiness customers only ("Leadbase is intended exclusively for business customers (B2B)")the natural person or legal entity entering into the Terms and Conditions for professional purposesanyone whose use case EasyLeadz approves for API access ("subject to use case approval")anyone, for their internal business purpose only, 18 or over with authority to bind it when accepting for a company, not in a US-embargoed country or on a US restricted listanyone whose cumulative spend on credits has reached €100,000 excl. tax

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-10.

  1. leadbase.io/api/v1/openapi.json
  2. leadbase.io/docs/api
  3. leadbase.io/docs/api/authentication
  4. leadbase.io/docs/enrichment/contact-data
  5. leadbase.io/legal/terms
  6. leadbase.io/pricing

Product details

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

  • Number
  • Line type, not in the answer
  • Verification, not in the answer
  • Do not call, not in the answer
  • Country, not in the answer
  • Name, not in the answer
  • Job, not in the answer
  • Links, not in the answer
  • Place, not in the answer
  • Company, not in the answer
  • Email, not in the answer
Price
$ per 1,000 phones$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays forfrom the same budget: Prospects Company Search · Prospects People Search · Prospects Find Email · Enrichment Start · Sheets Research · Sheets Enrich · Tools Run
Overage
Units caphard
Not found
$ per 1,000 calls that find nothing$0.00
In their words
Their pitchFind work email addresses and direct phone numbers using an identifiable professional profile.
Data
Keep datano limit
Use dataLeadbase grants the customer a non-exclusive, non-transferable, revocable right of use for the services and provided data for the term of the contract. This right is limited to the agreed use and the booked service level. Permitted use: Lead generation and prospecting for own business purposes, CRM data enrichment for existing customer databases, Sales and marketing activities in the B2B area, Integration into own business processes and software tools, Forwarding enriched data to employees and authorized service providers. Prohibited use: Resale, rental or commercial transfer of data to third parties, Reverse engineering, decompilation or replication of the platform, Automated mass queries outside the API limits, Use for spam, unwanted advertising or harassment, Data breaches or breaches of opt-out requests, Use for illegal, harmful or discriminatory purposes, Creation of competing products or services. Absolutely prohibited use: Spam, unwanted mass advertising or cold email campaigns without legal basis, Sale, rental or other commercial transfer of data, Use for credit checks, background checks or other SCHUFA-like purposes, Discrimination based on sex, race, religion or other characteristics, Stalking, harassment or other unlawful contact, Generating fake identities or fake company profiles, Use for political campaigns without corresponding licensing, Breach of embargoes or trade restrictions.
Plan
Pay€0
You get200 credits
Enough for40 calls, once
Expiresnever
Rate limit
Per second10
Batch1
Speed
Answerin the call
Median21.87 s
The call
You sendidempotencyKey, identity.kind "linkedin", identity.linkedinUrl. Optional: identity.firstName, identity.lastName, identity.companyDomain, identity.companyName, identity.countryCode, identity.jobTitle
MethodPOST
Path/api/v1/operations/prospects.find_phone
About the plan
PlanFree
Who can get itbusiness customers only ("Leadbase is intended exclusively for business customers (B2B)")
The 9 fields the plan's answer can hold

phone, status, group ID, eligible options, compatible options, skipped options, attempts, presence decision, cost in micro-USD

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