Massive.com Python Client (formerly Polygon.io)
JSON →Official Python client for Massive.com (formerly Polygon.io) REST and WebSocket financial data APIs. Polygon.io rebranded as Massive.com on October 30, 2025. Package renamed from polygon-api-client. Import path changed from 'polygon' to 'massive'. Both api.polygon.io and api.massive.com remain operational. Current stable version follows the polygon-api-client release cadence.
Traffic · last 30 days stale · no recent hits
total hits 149
actors 8 distinct systems
last hit 16d ago ChatGPT-User
top countries 🇺🇸 United States · 🇧🇷 Brazil · 🇵🇱 Poland · 🇨🇭 Switzerland · 🇸🇬 Singapore
API endpoints
full doc /v1/registry/massive-api-client
compatibility /v1/registry/massive-api-client/compatibility