# API Entreprise, free, GET /v3/gip_mds/etablissements/{siret}/effectifs_mensuels/{month}/annee/{year}: Company headcount API

> Effectifs mensuels des régimes général et agricole d'un établissement, issus de l'Urssaf et de la MSA depuis le répertoire commun des déclarants opéré par le GIP-MDS.

API Entreprise's Free plan for the company headcount API costs $0.00 per 1,000 companies. We check each provider's docs for 5 fields. API Entreprise's docs list 1: Total.
API Entreprise limits how many calls you get but gives no number.
We haven't run API Entreprise through [our company headcount API benchmark](https://datacircle.dev/best-company-headcount-api.txt) yet.
We rank 301 plans for company headcount APIs by price. Half the plans cost $4.833 or less per 1,000 companies. This plan and 3 others tie for the lowest price per 1,000 companies of the 301 plans. [See the best free company headcount API plan.](https://datacircle.dev/best-company-headcount-api.txt)
[Scrappa](https://datacircle.dev/company-headcount-apis/scrappa/10-pack/llms.txt), [Bridgly](https://datacircle.dev/company-headcount-apis/bridgly/300-pack/llms.txt) and [DataForB2B](https://datacircle.dev/company-headcount-apis/dataforb2b/499-monthly/llms.txt) are the best company headcount API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/company-headcount-apis/api-entreprise/free-get-v3-gip-mds-etablissements-siret-effectifs-mensuels-month-annee-year
- [Company headcount API in 2026: the 16 best of 80+ compared](https://datacircle.dev/best-company-headcount-api.txt)
- Get it: https://entreprise.api.gouv.fr/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-headcount-api-pricing
- Request: `GET https://entreprise.api.gouv.fr/v3/gip_mds/etablissements/{siret}/effectifs_mensuels/{month}/annee/{year}`
- API key: with the plan, on https://entreprise.api.gouv.fr/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-headcount-api-pricing
- Its API docs: https://entreprise.api.gouv.fr/developpeurs/openapi?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-headcount-api-pricing#operation/api_entreprise_v3_gip_mds_effectifs_mensuels_etablissement
- Sold by: API Entreprise (https://entreprise.api.gouv.fr?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-headcount-api-pricing)
- Checked: 2026-11-10

## In the answer

- Completeness: 20%
- Total: ✓

## Price

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

## Aggregators

- Aggregators: none

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Effectifs mensuels des régimes général et agricole d'un établissement, issus de l'Urssaf et de la MSA depuis le répertoire commun des déclarants opéré par le GIP-MDS.

## Data

- Freshness: 2 months
- Countries: France
- Keep data: no limit
- Use data: Le Partenaire demande l’accès aux seules données strictement nécessaires à la réalisation d’une démarche administrative. [...] Le Partenaire s’engage à présenter les données obtenues par l’intermédiaire du Service aux seuls agents dûment habilités et à tracer l’accès de ces agents aux données. [...] Le Partenaire s’engage à ne pas commercialiser les données reçues et à ne pas les communiquer à des tiers en dehors des cas prévus par la loi.

## Plan

- Pay: $0

## Rate limit

- Per second: 0.83
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: siret, month, year, context, object, recipient. Optional: delegation_id
- Method: GET
- Path: /v3/gip_mds/etablissements/{siret}/effectifs_mensuels/{month}/annee/{year}

## About the plan

- Plan: Free
- Who can get it: Public bodies with a public service mission (administrations, their operators, local authorities, health bodies), by a DataPass habilitation, their private providers may get the technical details but never the data, not individuals, associations or companies

## The 7 fields the plan's answer can hold

SIRET, social security regime, headcount, headcount type, year, month, last update date

## API Entreprise's plans (1)

- [API Entreprise, free, GET /v3/gip_mds/etablissements/{siret}/effectifs_mensuels/{month}/annee/{year}](https://datacircle.dev/company-headcount-apis/api-entreprise/free-get-v3-gip-mds-etablissements-siret-effectifs-mensuels-month-annee-year/llms.txt): $0.00 per 1,000, 20% complete, 2 months

## API Entreprise's calls for this API (2)

- `GET /v3/gip_mds/unites_legales/{siren}/effectifs_annuels/{year}`: [API Entreprise, free, GET /v3/gip_mds/unites_legales/{siren}/effectifs_annuels/{year}](https://datacircle.dev/company-headcount-apis/api-entreprise/free-get-v3-gip-mds-unites-legales-siren-effectifs-annuels-year/llms.txt)
- `GET /v3/gip_mds/etablissements/{siret}/effectifs_mensuels/{month}/annee/{year}`: [API Entreprise, free, GET /v3/gip_mds/etablissements/{siret}/effectifs_mensuels/{month}/annee/{year}](https://datacircle.dev/company-headcount-apis/api-entreprise/free-get-v3-gip-mds-etablissements-siret-effectifs-mensuels-month-annee-year/llms.txt)

## API Entreprise's APIs (3)

- [API Entreprise: company hierarchy API pricing, 1 plan](https://datacircle.dev/company-hierarchy-apis/api-entreprise/free/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v3/inpi/rne/unites_legales/{siren}/extrait_rne](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v3-inpi-rne-unites-legales-siren-extrait-rne/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v3/inpi/rne/unites_legales/{siren}/beneficiaires_effectifs](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v3-inpi-rne-unites-legales-siren-beneficiaires-effectifs/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v3/dgfip/etablissements/{siret}/chiffres_affaires](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v3-dgfip-etablissements-siret-chiffres-affaires/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v4/djepva/api-association/associations/{siren_or_rna}](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v4-djepva-api-association-associations-siren-or-rna/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v4/djepva/api-association/associations/open_data/{siren_or_rna}](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v4-djepva-api-association-associations-open-data-siren-or-rna/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v3/ministere_interieur/siaf/associations/{siren_or_siret_or_rna}](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v3-ministere-interieur-siaf-associations-siren-or-siret-or-rna/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v3/ministere_interieur/siaf/associations/open_data/{siren_or_siret_or_rna}](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v3-ministere-interieur-siaf-associations-open-data-siren-or-siret-or-rna/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v3/ministere_interieur/siaf/fondations/{siren_or_siret_or_rnf}](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v3-ministere-interieur-siaf-fondations-siren-or-siret-or-rnf/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v4/insee/sirene/unites_legales/{siren}/siege_social](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v4-insee-sirene-unites-legales-siren-siege-social/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v4/insee/sirene/unites_legales/diffusibles/{siren}/siege_social](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v4-insee-sirene-unites-legales-diffusibles-siren-siege-social/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v4/insee/sirene/etablissements/{siret}](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v4-insee-sirene-etablissements-siret/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v4/insee/sirene/etablissements/diffusibles/{siret}](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v4-insee-sirene-etablissements-diffusibles-siret/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v4/insee/sirene/unites_legales/{siren}](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v4-insee-sirene-unites-legales-siren/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v4/insee/sirene/unites_legales/diffusibles/{siren}](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v4-insee-sirene-unites-legales-diffusibles-siren/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v3/infogreffe/rcs/unites_legales/{siren}/extrait_kbis](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v3-infogreffe-rcs-unites-legales-siren-extrait-kbis/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v3/infogreffe/rcs/unites_legales/{siren}/mandataires_sociaux](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v3-infogreffe-rcs-unites-legales-siren-mandataires-sociaux/llms.txt)
- [API Entreprise: company enrichment API pricing, 1 plan, GET /v3/dgfip/unites_legales/{siren}/numero_tva](https://datacircle.dev/company-enrichment-apis/api-entreprise/free-get-v3-dgfip-unites-legales-siren-numero-tva/llms.txt)
- [API Entreprise: company headcount API pricing, 1 plan, GET /v3/gip_mds/etablissements/{siret}/effectifs_mensuels/{month}/annee/{year}](https://datacircle.dev/company-headcount-apis/api-entreprise/free-get-v3-gip-mds-etablissements-siret-effectifs-mensuels-month-annee-year/llms.txt)

## API Entreprise: company headcount API alternatives

- [Scrappa, free](https://datacircle.dev/company-headcount-apis/scrappa/free/llms.txt): $0.00 per 1,000, 40% complete, live
- [Bridgly, free](https://datacircle.dev/company-headcount-apis/bridgly/free/llms.txt): $0.00 per 1,000, 40% complete, live
- [ScrapeAtlas, free](https://datacircle.dev/company-headcount-apis/scrapeatlas/free/llms.txt): $0.00 per 1,000, 40% complete, live
- [SociaVault, free](https://datacircle.dev/company-headcount-apis/sociavault/free/llms.txt): $0.00 per 1,000, 40% 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 2026-11-10.

- https://datapass.api.gouv.fr/api-entreprise?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-headcount-api-pricing
- https://entreprise.api.gouv.fr?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-headcount-api-pricing
- https://entreprise.api.gouv.fr/catalogue/gip_mds/effectifs_mensuels_etablissement?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-headcount-api-pricing
- https://entreprise.api.gouv.fr/cgu?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-headcount-api-pricing
- https://entreprise.api.gouv.fr/developpeurs/openapi?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-headcount-api-pricing
- https://entreprise.api.gouv.fr/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-headcount-api-pricing