# aVenture, free: Company discovery API

> Companies | Companies, investors, and accelerators, filterable by industry, stage, location, funding, and cohort

aVenture's Essential plan for the company discovery API costs $0.00 per 1,000 companies. We check each provider's docs for 13 fields. aVenture's docs list 10: Description, Industry, Type and status, Images, Technologies, Social profiles, Headquarters, Locations, Funding, Revenue and budgets.
We haven't run aVenture through [our company discovery API benchmark](https://datacircle.dev/best-company-discovery-api.txt) yet.
This plan is free. We rank 1,345 plans for company discovery APIs by price. Half the plans cost $0.45 or less per 1,000 companies. [649 company discovery API plans on our price sheet are free.](https://datacircle.dev/best-company-discovery-api.txt) [AdLibrarySpy's free plan](https://datacircle.dev/company-discovery-apis/adlibraryspy/free/llms.txt) scores highest of the free plans in our benchmark, at 67.3 out of 100.
[StackScan's $189 monthly plan](https://datacircle.dev/company-discovery-apis/stackscan/189-monthly-enterprise-post-v1-tech-lookup-lists/llms.txt) is the cheapest paid plan per 1,000 companies, with no charge per call. You get as many companies as StackScan's rate limit allows. [Seltz's pay-as-you-go plan](https://datacircle.dev/company-discovery-apis/seltz/pay-as-you-go-pay-as-you-go-post-v1-search-search-base/llms.txt) costs the least for 10,000 companies a month: $0.03.
[PeopleSearch.im's $5 pack](https://datacircle.dev/company-discovery-apis/peoplesearch-im/5-pack/llms.txt) covers any number of companies, and costs less up front than StackScan's $189 monthly plan.
[GetProspect](https://datacircle.dev/company-discovery-apis/getprospect/49-monthly/llms.txt), [Hunter](https://datacircle.dev/company-discovery-apis/hunter/49-monthly-starter-post-discover/llms.txt) and [PeopleSearch.im](https://datacircle.dev/company-discovery-apis/peoplesearch-im/5-pack/llms.txt) are the best company discovery API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/company-discovery-apis/aventure/free
- [Company discovery API in 2026: the best of 100+ compared](https://datacircle.dev/best-company-discovery-api.txt)
- Get it: https://aventure.vc/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Request: `POST https://api.aventure.vc/v1/entities/search`
- API key: with the plan, on https://aventure.vc/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Its API docs: https://docs.aventure.vc/api-reference/entities/search-entities?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Sold by: aVenture (https://aventure.vc?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing)
- Checked: 2026-11-11

## In the answer

- Completeness: 77%
- Description: ✓
- Industry: ✓
- Type and status: ✓
- Images: ✓
- Technologies: ✓
- Social profiles: ✓
- Headquarters: ✓
- Locations: ✓
- Funding: ✓
- Revenue and budgets: ✓

## Price

- $ per 1,000 companies: $0.00
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: Get a Company's Names, Logos, Links, and Tags: 250 a month · Read Full Entity Detail by aVenture Profile URL, Slug, Website, or Domain · Read One Person's Full Detail by aVenture Profile URL, Slug, or URL · Search the Live Web: 25 a month

## Not found

- $ per 1,000 calls that find nothing: $0.00

## In their words

- Their pitch: Companies | Companies, investors, and accelerators, filterable by industry, stage, location, funding, and cohort

## Data

- Keep data: 24 hours
- Use data: a limited, non-exclusive, non-transferable, non-sublicensable, revocable license to access and use the Services and Public Research Data for your own internal research and business purposes and for Live Display as described below [...] you may not: sell, resell, sublicense, or distribute Public Research Data, or any substantial part of it, including as a dataset, list, or feed, or publish it other than through Live Display, disclose research obtained through a signed-in account to third parties, except brief excerpts in your own work with attribution to aVenture or results shown through Live Display, remove or obscure aVenture marks, watermarks, attributions, or source links, or use Public Research Data to train, fine-tune, or evaluate a machine-learning model offered to others

## Plan

- Pay: $0

## Rate limit

- Batch: 1

## Speed

- Answer: in the call or by polling

## The call

- You send: nothing required. Optional: acceleratorBrand, acceleratorCohort, acceleratorName, acceleratorStatus, affinity, closedLast, employeeCountRange, entityId, entityName, featured, fundraiseActivity, hasFundraising, headquartersCity, headquartersCountry, headquartersState, industry, investorPopulation, letter, location, logoOption, mainProduct, noteworthyOnly, operatingStatus, originCountry, person, portfolioHeadquartersCity, portfolioHeadquartersCountry, portfolioHeadquartersState, qualityGate, rankByProminence, semanticQuery, slug, stage, standardizedClassification, suppressLateStage, suppressNonOperating, suppressZeroTotalRaised, tag, textSearch, typeCustomer, typeModel, typeOwnership, typeRecord, typeRevenue, typeTechnologyUsed, uniqueId, url, urlDomain, urlMatchMode, urlType, yearFoundedRange, page, countOnly, permitMonogram, cursor, size, sort, includeFullDetail, Prefer header
- Method: POST
- Path: /v1/entities/search

## About the plan

- Plan: Essential
- Who can get it: anyone at least 13 years old: its terms' "You must be at least 13 years old to use the Services", Essential is free and needs only an email address

## The 33 fields the plan's answer can hold

company ID, slug, brand name, legal name, alias names, record type, operating status, founded year, default currency, logo, aVenture URL, addresses, headquarters address, tags, industries, main products, customer types, revenue types, ownership types, technologies used, business models, standardized classification codes, descriptions, website, social profile URL, funding details, funding rounds, acquired, closed, accelerator participation, research details, semantic match, total results

## aVenture's plans (6)

- [aVenture, free](https://datacircle.dev/company-discovery-apis/aventure/free/llms.txt): $0.00 per 1,000, 77% complete
- [aVenture, $49 monthly](https://datacircle.dev/company-discovery-apis/aventure/49-monthly/llms.txt): 77% complete
- [aVenture, $199 monthly](https://datacircle.dev/company-discovery-apis/aventure/199-monthly/llms.txt): 77% complete
- [aVenture, $490 yearly](https://datacircle.dev/company-discovery-apis/aventure/490-yearly/llms.txt): 77% complete
- [aVenture, $1,999 yearly](https://datacircle.dev/company-discovery-apis/aventure/1999-yearly/llms.txt): 77% complete
- [aVenture, contact us](https://datacircle.dev/company-discovery-apis/aventure/contact-us/llms.txt): 77% complete

## aVenture's calls for this API (1)

- `POST /v1/entities/search`: [aVenture, free](https://datacircle.dev/company-discovery-apis/aventure/free/llms.txt)

## aVenture's APIs (9)

- [aVenture Company discovery API pricing, 6 plans](https://datacircle.dev/company-discovery-apis/aventure/free/llms.txt)
- [aVenture Company funding API pricing, 6 plans](https://datacircle.dev/company-funding-apis/aventure/free/llms.txt)
- [aVenture Company headcount API pricing, 6 plans](https://datacircle.dev/company-headcount-apis/aventure/free/llms.txt)
- [aVenture Similar companies API pricing, 6 plans](https://datacircle.dev/similar-company-apis/aventure/free/llms.txt)
- [aVenture Similar people API pricing, 6 plans](https://datacircle.dev/similar-people-apis/aventure/free/llms.txt)
- [aVenture News API pricing, 6 plans](https://datacircle.dev/news-apis/aventure/free/llms.txt)
- [aVenture People search API pricing, 6 plans](https://datacircle.dev/people-search-apis/aventure/free/llms.txt)
- [aVenture People enrichment API pricing, 6 plans](https://datacircle.dev/person-enrichment-apis/aventure/free/llms.txt)
- [aVenture Company enrichment API pricing, 6 plans, GET /v1/entities/brand](https://datacircle.dev/company-enrichment-apis/aventure/free-essential-get-v1-entities-brand/llms.txt)
- [aVenture Company enrichment API pricing, 6 plans, GET /v1/entities/lookup-exact](https://datacircle.dev/company-enrichment-apis/aventure/free-essential-get-v1-entities-lookup-exact/llms.txt)

## aVenture: company discovery API alternatives

[aVenture alternatives: other company discovery API providers by price](https://datacircle.dev/aventure-alternatives.txt)

We list other providers' plans closest to this plan in price per 1,000 companies.

- [GetProspect, free](https://datacircle.dev/company-discovery-apis/getprospect/free/llms.txt): $0.00 per 1,000, 62% complete, stored
- [Hunter, free, POST /discover](https://datacircle.dev/company-discovery-apis/hunter/free-post-discover/llms.txt): $0.00 per 1,000, 54% complete, stored
- [PeopleSearch.im, free](https://datacircle.dev/company-discovery-apis/peoplesearch-im/free/llms.txt): $0.00 per 1,000, 38% complete, stored
- [AnVendor, free, POST /v1/leads/search](https://datacircle.dev/company-discovery-apis/anvendor/free-post-v1-leads-search/llms.txt): $0.00 per 1,000, 23% complete, stored
- [APICNPJ, free](https://datacircle.dev/company-discovery-apis/apicnpj/free/llms.txt): $0.00 per 1,000, 38% complete, stored

## Sources

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

- https://aventure.vc/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://aventure.vc/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://docs.aventure.vc?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://docs.aventure.vc/api-reference/entities/search-entities?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://docs.aventure.vc/errors?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://docs.aventure.vc/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://docs.aventure.vc/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://docs.aventure.vc/pagination-and-filtering?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://docs.aventure.vc/plans-and-usage?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing