# FirmenData, free, Account, 800 free credits a month, GET /v1/companies/autocomplete, Autocomplete suggestions, full: Company discovery API

> Companies whose name starts with `q`, from a single character, so a search box can suggest from the first keystroke.

FirmenData's "Account, 800 free credits a month" plan for the company discovery API costs $0.00 per 1,000 companies. FirmenData's docs list 1 of the 13 fields on our checklist: Headquarters.
We haven't run FirmenData through [our company discovery API benchmark](https://datacircle.dev/best-company-discovery-api.txt) yet.
This plan is free. We rank 1,009 plans for company discovery APIs by price. Half the plans cost $1.00 or less per 1,000 companies. [See the best free company discovery API plan.](https://datacircle.dev/best-company-discovery-api.txt)
[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. StackScan's $189 monthly plan charges nothing 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. PeopleSearch.im's $5 pack 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/firmendata/free-account-800-free-credits-a-month-get-v1-companies-autocomplete-autocomplete-suggestions-full
- [Company discovery API: the best of 90+ providers compared](https://datacircle.dev/best-company-discovery-api.txt)
- Get it: https://firmendata.com/en/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Request: `GET https://api.firmendata.com/v1/companies/autocomplete`, Autocomplete suggestions, full
- API key: with the plan, on https://firmendata.com/en/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Its API docs: https://firmendata.com/en/developer/apis?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Sold by: FirmenData (https://firmendata.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 8%
- Headquarters: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: page of 25
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Company search · Company detail · Register history · Financials · Shareholders · Beneficial owners (UBO) · List register documents · Document download · New-company feed · Insolvency feed · Create subscription

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Companies whose name starts with `q`, from a single character, so a search box can suggest from the first keystroke.

## Data

- Freshness: live
- Countries: Germany, Austria, Switzerland
- Keep data: no limit
- Use data: § 7: "The user is granted a simple, non-transferable right to use the platform within the scope of the selected plan. Reproduction, distribution or commercial exploitation of the data beyond contractual use is not permitted without prior written consent from the Provider. Systematic reading, scraping, crawling or automated downloading of data from the platform is expressly prohibited."

## Plan

- Pay: $0
- You get: 800 credits a month
- Enough for: 160 pages a month
- Expires: at the end of each month

## Rate limit

- Per second: 1.67
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: q, fetch_realtime "true". Optional: limit, country
- Method: GET
- Path: /v1/companies/autocomplete

## About the plan

- Plan: Account, 800 free credits a month
- Who can get it: anyone with a free account (signing up is free, with no payment details and no subscription)

## The 19 fields the plan's answer can hold

EU ID, country code, legal name, display name, registered seat, register court, register type, register number, register canton, UID, total results, total results is capped, has more results, next cursor, previous cursor, filters echo, freshness last checked at, freshness real-time fetching status, companies found live in the register

## FirmenData's plans (2)

- [FirmenData, free, Account, 800 free credits a month, GET /v1/companies/autocomplete, Autocomplete suggestions, full](https://datacircle.dev/company-discovery-apis/firmendata/free-account-800-free-credits-a-month-get-v1-companies-autocomplete-autocomplete-suggestions-full/llms.txt): $0.00 per 1,000, 8% complete, live
- [FirmenData, top-up from €5, Account, credits from €5 (500 credits), GET /v1/companies/autocomplete, Autocomplete suggestions, full](https://datacircle.dev/company-discovery-apis/firmendata/top-up-from-5-account-credits-from-5-500-credits-get-v1-companies-autocomplete-autocomplete-suggestions-full/llms.txt): $2.251 per 1,000, 8% complete, live

## FirmenData's calls for this API (4)

- `GET /v1/companies/search`, Advanced search: [FirmenData, free, Account, 800 free credits a month, GET /v1/companies/search, Advanced search](https://datacircle.dev/company-discovery-apis/firmendata/free-account-800-free-credits-a-month-get-v1-companies-search-advanced-search/llms.txt)
- `GET /v1/companies/search`, Advanced search, full: [FirmenData, free, Account, 800 free credits a month, GET /v1/companies/search, Advanced search, full](https://datacircle.dev/company-discovery-apis/firmendata/free-account-800-free-credits-a-month-get-v1-companies-search-advanced-search-full/llms.txt)
- `GET /v1/companies/autocomplete`, Autocomplete suggestions: [FirmenData, free, Account, 800 free credits a month, GET /v1/companies/autocomplete, Autocomplete suggestions](https://datacircle.dev/company-discovery-apis/firmendata/free-account-800-free-credits-a-month-get-v1-companies-autocomplete-autocomplete-suggestions/llms.txt)
- `GET /v1/companies/autocomplete`, Autocomplete suggestions, full: [FirmenData, free, Account, 800 free credits a month, GET /v1/companies/autocomplete, Autocomplete suggestions, full](https://datacircle.dev/company-discovery-apis/firmendata/free-account-800-free-credits-a-month-get-v1-companies-autocomplete-autocomplete-suggestions-full/llms.txt)

## FirmenData's APIs (2)

- [FirmenData: company discovery API pricing, 2 plans, autocomplete, Autocomplete suggestions, full](https://datacircle.dev/company-discovery-apis/firmendata/free-account-800-free-credits-a-month-get-v1-companies-autocomplete-autocomplete-suggestions-full/llms.txt)
- [FirmenData: company enrichment API pricing, 2 plans, GET /v1/companies/{eu_id}, Company detail](https://datacircle.dev/company-enrichment-apis/firmendata/free-account-800-free-credits-a-month-get-v1-companies-eu-id-company-detail/llms.txt)
- [FirmenData: company enrichment API pricing, 2 plans, GET /v1/companies/{eu_id}, Company detail, full](https://datacircle.dev/company-enrichment-apis/firmendata/free-account-800-free-credits-a-month-get-v1-companies-eu-id-company-detail-full/llms.txt)

## FirmenData: company discovery API alternatives

- [Scrapebench, pay as you go, x402 pay per call, POST /v1/ca-contractor-directory](https://datacircle.dev/company-discovery-apis/scrapebench/pay-as-you-go-x402-pay-per-call-post-v1-ca-contractor-directory/llms.txt): $1.60 per 1,000, 23% complete, live
- [Findymail, $99 monthly, Starter, POST /api/intellimatch/search, Search leads](https://datacircle.dev/company-discovery-apis/findymail/99-monthly/llms.txt): $1.98 per 1,000, 31% complete, live
- [Parse, $300 monthly](https://datacircle.dev/company-discovery-apis/parse/300-monthly/llms.txt): $2.00 per 1,000, 38% complete, live
- [YepAPI, top-up](https://datacircle.dev/company-discovery-apis/yepapi/top-up/llms.txt): $3.50 per 1,000, 23% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-08.

- https://api.firmendata.com/v1/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://firmendata.com/en/developer/apis?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://firmendata.com/en/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://firmendata.com/en/terms-and-conditions?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://firmendata.com/llms-full.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing