Embed Massive (formerly Polygon.io)'s Kin Score

Massive (formerly Polygon.io) scores 64.9/100 (Strong), with an agent readiness of 60/100 (agent ready). Scored 2026-11-02 on rubric v0.26.0. Paste one of these and it stays current on its own.

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<!-- Kin Score · API Evangelist -->
<a href="https://apis.io/providers/massive-com/"
   title="Massive (formerly Polygon.io) on APIs.io — API discovery and ratings">
  <img src="https://apis.io/badge/massive-com.svg"
       alt="Massive (formerly Polygon.io) Kin Score — API readiness rating by API Evangelist" width="150" height="150" loading="lazy">
</a>

A plain <a> wrapping an <img>. The link is real HTML — a crawler that never runs JavaScript still sees it, which is the whole point.

The score behind the badge

The badge is a picture of Massive (formerly Polygon.io)'s provider page, where every facet and dimension is itemised with what earned the points. If you want to move it, that page is where to look — and the machine-readable form is here:

https://apis.io/badge/massive-com.json

All the shapes, parameters and caching rules →