# Enginy, contact us: Phone validation API > Exceptional contact coverage with built-in verification, so every outreach stays safe. Enginy's Custom plan lets you call the phone validation API. Enginy's docs list 1 of the 9 fields on our checklist: Number. We haven't run Enginy through [our phone validation API benchmark](https://datacircle.dev/best-phone-validation-api.txt) yet. Enginy gives this plan's price on request. We rank 1,143 plans for phone validation APIs by price. Half the plans cost $2.998 per 1,000 phones or less. [GuGuData's CNY 124 (about $19) monthly plan](https://datacircle.dev/validate-phone-apis/gugudata/cny-124-monthly/llms.txt) is the cheapest paid plan per 1,000 phones. GuGuData's CNY 124 (about $19) monthly plan charges nothing per call. You get as many phones as GuGuData's rate limit allows. [Trestle](https://datacircle.dev/validate-phone-apis/trestle/top-up-from-10-self-serve-pay-as-you-go-get-3-0-phone-intel-phone-validation-api/llms.txt), [Data247](https://datacircle.dev/validate-phone-apis/data247/12-pack-membership-get-v3-0-verify247-phone/llms.txt) and [Abstract API](https://datacircle.dev/validate-phone-apis/abstract-api/19-monthly-starter-5000-requests-month/llms.txt) are the best phone validation API providers in the Datacircle benchmark. - This page: https://datacircle.dev/validate-phone-apis/enginy/contact-us - [Phone validation API: the best of 40+ providers compared](https://datacircle.dev/best-phone-validation-api.txt) - Get it: https://www.enginy.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing - Request: `POST https://openapi.enginy.ai/v1/actions` - API key: with the plan, on https://www.enginy.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing - Its API docs: https://docs.enginy.ai/api-reference/actions/start-an-actions-run.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing - Sold by: Enginy (https://www.enginy.ai?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing) - Checked: 2026-11-06 ## In the answer - Completeness: 11% - Number: ✓ ## Price - Billing: contact ## Aggregators - Aggregators: none ## In their words - Their pitch: Exceptional contact coverage with built-in verification, so every outreach stays safe. ## Data - Keep data: no limit - Use data: a non-exclusive, time-limited, non-transferable, non-assignable and revocable licence to access and use the Platform for Client's internal professional use and never for commercial purposes or for sale to third parties. [...] the Client and any User may not: [...] Create or compile, directly or indirectly, a collection, compilation, database or directory owned by ENGINY or to perform data mining without ENGINY's prior written consent. ## Rate limit - Per second: 0.17 ## Speed - Answer: by polling or webhook ## The call - You send: actions[].type "VERIFY_LEAD_PHONE", one of contactIds or contactGroupIds - Method: POST - Path: /v1/actions ## About the plan - Plan: Custom plan - Who can get it: anyone (its pricing page: "Provide your details and we'll create a custom plan for you") ## The only field the plan's answer can hold phone verification status ## Enginy's plans (1) - [Enginy, contact us](https://datacircle.dev/validate-phone-apis/enginy/contact-us/llms.txt): 11% complete ## Enginy's calls for this API (1) - `POST /v1/actions`: [Enginy, contact us](https://datacircle.dev/validate-phone-apis/enginy/contact-us/llms.txt) ## Enginy's APIs (6) - [Enginy: company discovery API pricing, 1 plan](https://datacircle.dev/company-discovery-apis/enginy/contact-us/llms.txt) - [Enginy: email verification API pricing, 1 plan](https://datacircle.dev/validate-email-apis/enginy/contact-us/llms.txt) - [Enginy: email finder API pricing, 1 plan](https://datacircle.dev/find-email-apis/enginy/contact-us/llms.txt) - [Enginy: phone finder API pricing, 1 plan](https://datacircle.dev/find-phone-apis/enginy/contact-us/llms.txt) - [Enginy: people search API pricing, 1 plan](https://datacircle.dev/people-search-apis/enginy/contact-us/llms.txt) - [Enginy: phone validation API pricing, 1 plan](https://datacircle.dev/validate-phone-apis/enginy/contact-us/llms.txt) ## Enginy: phone validation API alternatives - [Kleber, contact us](https://datacircle.dev/validate-phone-apis/kleber/contact-us/llms.txt): 11% complete, live - [Maytapi, contact us](https://datacircle.dev/validate-phone-apis/maytapi/contact-us/llms.txt): 11% complete, live - [PacificEast, contact us, Get a Quote, Line Identification Append](https://datacircle.dev/validate-phone-apis/pacificeast/contact-us-get-a-quote-line-identification-append/llms.txt): 11% complete - [Precisely, contact us, Pay-as-you-go, Verify Batch Phone](https://datacircle.dev/validate-phone-apis/precisely/contact-us-pay-as-you-go-verify-batch-phone/llms.txt): 11% complete ## Sources From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-06. - https://docs.enginy.ai/api-reference/actions-guide.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing - https://docs.enginy.ai/api-reference/introduction.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing - https://docs.enginy.ai/api-reference/rate-limits.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing - https://openapi.enginy.ai/definitions.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing - https://www.enginy.ai/enrich/phones-and-emails?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing - https://www.enginy.ai/find/find-people-companies?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing - https://www.enginy.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing - https://www.enginy.ai/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing