Core coverage
Maintain listed, delisted and market-segment records
Research use
Map securities to SW industry classifications
Extended capability
Query open and closed days by exchange
REST API
One request into your workflow
Every endpoint uses consistent authentication, security symbols and JSON responses, with Python SDK, MCP and Skills access available.
curl "https://quantsonar.com/v1/reference/stocks?exchange=SSE&list_status=L" \ -H "X-API-Key: qs_your_key"