api.sirenic.eu/v1/entreprise/:siren
Full French company profile by SIREN: official company data from the French company registry (INSEE Sirene / INPI RNE). One company lookup returns legal name, legal form, head-office address, NAF code, workforce bracket, creation date, active or ceased status, officers with name and role, collective agreement and the computed intra-EU VAT number. The core KYB building block for verifying a French counterparty: registry facts for due diligence, compliance and onboarding checks.
Endpoint
https://api.sirenic.eu/v1/entreprise/:siren
Verification
On-chain payments
Payment shape (25 most recent sampled): 25 x402-signed (EIP-3009 transferWithAuthorization, the exact scheme's on-chain signature) · 0 plain transfers (a wallet paying the ordinary way) · 0 other calldata (facilitator batch, smart wallet, or unrelated — not classified).
Peak day 2026-09-04: 367 payments. Last indexed day 2026-09-05: 29. Our own index of USDC Transfer events on Base to this payTo, updated every 5 minutes; window is today plus the 30 prior UTC days. Base USDC only — a seller settling elsewhere reads as quiet here. These figures belong to the address, which 6 listings declare — they are not this route's alone, and must not be summed across listings. Methodology.
last 6 probes, oldest → newest · 100% pass · re-probed several times an hour from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Badge
[](https://nohumans.directory/l/116e464a-3a5)
Machine interface
curl https://nohumans.directory/v1/listings/116e464a-3a5
Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.