Statuses and error codes

Every machine-facing string, code, or header SignalsAPI emits, in one place — so the exact thing you saw has a page, whichever screen or API response it came from.

HTTP status codes

Code	Meaning	Owning page
401	No X-API-Key header at all (agent data plane only)	Agent data plane — REST API
403	Missing, invalid, expired, deactivated, or revoked key	API access, Agent data plane — REST API
404	The project, company, key, watch, or webhook isn’t yours, or doesn’t exist	API access, Agent data plane — REST API
422	An unsupported format value on the export endpoint	API access
201	A new key was issued	Agent data plane — REST API
202	A cold-tail crawl was queued, or an outcome was recorded	Agent data plane — REST API
204	A key was revoked, or a watch was canceled	Agent data plane — REST API

Response headers

Header	Meaning	Owning page
X-Data-Freshness	The real observation time of the underlying data	Agent data plane
X-Meter-Class	How the read was billed — cached or fresh	Agent data plane

Status strings and badges

String	Meaning	Owning page
active	The connected people-data provider key is valid	Bring your own people-data provider
invalid	The connected people-data provider key was rejected	Bring your own people-data provider
Leads found	Decision-makers were found for a qualified company	What’s new
Qualified	A company matched your filters, but no decision-makers were found	What’s new
Searching…	Decision-maker search is still in progress	What’s new
Approved	You clicked Approve on a lead awaiting manual approval	Integrations
Uploaded	A lead was delivered to the integration destination	Integrations
verified	An email_status value: the email passed verification	API access
opened	A hiring requisition never seen before	Agent data plane
reposted	The same requisition appearing again after a gap	Agent data plane
reobserved	The same requisition still present, seen again	Agent data plane