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Hunter API

hunter.io

Compare API Try it
Verified
Email finder, verifier and domain pattern search. Buying direct: Free 50 credits/mo; Starter $49/mo. Listed .
Capabilities
3
From
$0.0034 / call
Calls, 30 days
178.1K
Ranked first
1 of 3

Overview

Researched from the vendor's own pages; every fact links to its source and the day we checked it.

Domain search, email finder and verifier, discover and enrichment endpoints on a credit plan; API key by header, query or bearer.

Company

Legal name
Not confirmed
Headquarters
Not confirmed
Founded
2015
Employees
Not confirmed
Ownership
Not confirmed
Kind
Data provider
Website
Not confirmed

API

Verified
Access
Self-serve API
Style
REST
Auth
API key (query), API key (header), Bearer token
Base URL
https://api.hunter.io/v2
Features
Bulk —Async —Webhooks YesMCP YesSandbox —
Rate limit
Domain Search, Email Finder, Enrichment 15 req/s and 500 req/min; Email Verifier 10 req/s and 300 req/min; Discover 5 req/s and 50 req/min
Pagination
limit and offset
Docs
ReferenceAuthRate limitsErrors

Pricing

Model
credits
List prices
  • Starter $49/mo, billed monthly
  • Growth $149/mo
  • Scale $299/mo
Currency
USD
Free tier
50 credits/month
Checked
Sep 29, 2026

Compliance

SOC 2
Not confirmed
GDPR
Not confirmed
CCPA
Not confirmed
DPA
Not confirmed
Resale / storage
Unknown until a written agreement says otherwise

Relationships

Integrations
Not confirmed
Alternatives
None named by the vendor
Sources (3)

Placement in the Grid

Where this vendor sits on the GridRouter Grid in each category it serves. No vendor pays for placement.

Placement in the GridRouter Grid by category
CategoryPlacementExecuteCoverageCallsReport
EmailVisionaries76.862.7178.1KView Grid

Endpoints

What Hunter does through GridRouter, and how each endpoint ranks against the other providers of that capability.

CapabilityRankPriceFill rateAccuracyp50Per verified hitLeader
Find work emailpeople.email.find · n=96.1K
Verified Benchmarked BYOK
Rank 4of 9$0.011per hit58.0%95.1%640 ms$0.012LeadMagic
Verify emailemail.verify · n=61K
Verified Benchmarked BYOK
Rank 7of 7$0.0034per call84.0%96.9%1.2 s$0.0042MillionVerifier
Email patternemail.pattern · n=21K
Grid Choice Verified Benchmarked BYOK
Rank 1of 3$0.004per hit81.0%90.0%480 ms$0.0044Leads this board

Pricing

The price per call you pay through GridRouter, and what one verified hit costs once misses are counted. Failed calls are free; calls on your own vendor key are never metered.

CapabilityList priceUnitPer verified hitYour own key
Find work emailpeople.email.find$0.011per hit$0.012Free, not metered
Verify emailemail.verify$0.0034per call$0.0042Free, not metered
Email patternemail.pattern$0.004per hit$0.0044Free, not metered

Performance

Fill rate is the share of calls that found what was asked for; accuracy is the share of hits confirmed correct; latency is measured at the gateway. Trailing 30 days.

CapabilityFill rateAccuracySuccessp50p95Samples
Find work emailpeople.email.find58.0%95.1%99.3%640 ms1.9 s96.1K
Verify emailemail.verify84.0%96.9%99.4%1.2 s3.6 s61K
Email patternemail.pattern81.0%90.0%99.5%480 ms1.4 s21K

Uptime

Share of calls without a vendor-side failure (errors, timeouts, capacity). Caller mistakes and refusals don't count against a vendor. Last 30 days, daily.

Sample dataIllustrative figures from the catalog's quality samples until live traffic is published

  • Hunterpeople.email.find
    Uptime
    98.9%
    p50 / p95
    640 ms1.9 s
    Calls
    97.6K
  • Hunteremail.verify
    Uptime
    99.1%
    p50 / p95
    1.2 s3.6 s
    Calls
    45K
  • Hunteremail.pattern
    Uptime
    99.1%
    p50 / p95
    480 ms1.4 s
    Calls
    20K

Apps

Public apps that identify themselves with X-Grid-App or HTTP-Referer and X-Title, over the last 30 days.

All apps

No public app has listed itself here yet. Add two headers to get yours ranked.

Activity

Routed calls per day over the last 30 days.

Calls per day by capability162.6K calls
  • Find work email
  • Verify email
  • Email pattern
Calls per day by capability
DayFind work emailVerify emailEmail pattern
Aug 28, 202633082067748
Aug 29, 20261656946424
Aug 30, 20262023999370
Aug 31, 202638231977700
Sep 1, 202637541694650
Sep 2, 202636731808715
Sep 3, 202636151571777
Sep 4, 202640841511812
Sep 5, 20261997957364
Sep 6, 20262205896396
Sep 7, 202635291512738
Sep 8, 202643921857880
Sep 9, 202634151611676
Sep 10, 202639161787886
Sep 11, 202638421719890
Sep 12, 20261817756336
Sep 13, 20261648876377
Sep 14, 202633851938887
Sep 15, 202639951676717
Sep 16, 202643721966716
Sep 17, 202639061795745
Sep 18, 202642571729732
Sep 19, 20261749863444
Sep 20, 20261874817404
Sep 21, 202633831783770
Sep 22, 202636091792859
Sep 23, 202640791881799
Sep 24, 202642971634877
Sep 25, 202642661629824
Sep 26, 20261748998437

API

One request shape for every vendor: call people.email.find and let GridRouter route it, or pin Hunter with the provider route.

Inputs for people.email.find
InputDescription
first_name*Given name (required)
last_name*Family name (required)
domain*Company domain, e.g. acme.com (required)
Request
curl https://api.gridrouter.io/v1/call/people.email.find \
  -H "Authorization: Bearer $GRID_KEY" \
  -d '{"first_name":"Dana","last_name":"Whitfield","domain":"northwind.dev","route":"best_value"}'
Reconstructed · medium confidenceOpenAPI 3.1.0 · 9 operations · checked Sep 29, 2026 Spec (YAML)

Rebuilt from the vendor's public docs, only what the pages show. Each operation links the page it came from; response shapes the docs don't spell out are left empty rather than guessed.

Operations in the hunter spec
MethodPathSummaryParamsSource
GET/domain-searchDomain search8Docs
GET/email-finderEmail finder8Docs
GET/email-verifierEmail verifier2Docs
GET/email-countEmail count4Docs
GET/people/findEmail enrichment3Docs
GET/companies/findCompany enrichment2Docs
GET/combined/findCombined enrichment2Docs
POST/discoverDiscover1Docs
GET/accountAccount information0Docs

Rate limits

Published rate limits for hunter
LimitScopePlanEndpointBurst / concurrency
15 / secondendpointAll/domain-search— / —
500 / minuteendpointAll/domain-search— / —
15 / secondendpointAll/email-finder— / —
500 / minuteendpointAll/email-finder— / —
10 / secondendpointAll/email-verifier— / —
300 / minuteendpointAll/email-verifier— / —
15 / secondendpointAll/email-count— / —
15 / secondendpointAll/people/find, /companies/find, /combined/find— / —
500 / minuteendpointAll/people/find, /companies/find, /combined/find— / —
5 / secondendpointAll/discover— / —
50 / minuteendpointAll/discover— / —

On 429: 403 means the rate limit was reached; 429 means the usage (plan) limit was reached. GridRouter never paces above these and backs off on 429, honoring Retry-After. Source, checked Sep 29, 2026

Hunter reviews

  • Rated 4.0 out of 5User9,150 verified calls
    Fastest p50 of the finders and very predictable. Fill is lower on companies under 50 people, so I only use it as the second step now.
    Tomás G., Founder, outbound agencyHunterpeople.email.find
  • Rated 4.0 out of 5User5,400 verified calls
    Reliable and well documented, but almost three times the price of the bulk verifiers for similar accuracy on our lists.
    Lena W., Marketing ops, healthcare SaaSHunteremail.verify

Hunter questions

How much does the Hunter API cost through GridRouter?

find work email at $0.011 per hit, verify email at $0.0034 per call, and email pattern at $0.004 per hit, charged from prepaid credits at the provider's rate. Buying direct is Free 50 credits/mo; Starter $49/mo.

Where does Hunter rank?

Hunter ranks first for email pattern on Grid score, which weighs reliability, fill, accuracy, speed and cost per verified result.

Can I bring my own Hunter key?

Yes. Add it once in the vault; calls on your key are never metered and still count toward the quality scores.

Compare Hunter