# Castbox

**Canonical:** https://apis.io/providers/castboxapp/  
**Website:** https://castbox.fm  
**APIs profiled:** 0

Castbox is a free cross-platform podcast and audio content platform that lets listeners discover, stream, download, and manage millions of podcasts, audiobooks, and radio shows across Apple iOS, Android, Amazon Alexa, Google Home, CarPlay, Android Auto, and the web. Alongside its consumer listening apps, Castbox offers a "For Podcasters" suite for creators to host, distribute, and monetize their shows. Surfaced as a portfolio company of Qiming Venture Partners and added to the API Evangelist network, Castbox is a consumer audio company that publishes no public developer API portal; this profile captures its public identity, legal, and support surface.

## Kin Score — 10.6 / 100 (minimal)

Scored 2026-08-21 under rubric 0.12.0. Trend: flat (+0.0 from 10.6).

| Facet | Score |
|---|---|
| Discoverability | 50.0 |
| Contract Quality | 0.0 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 7.1 |
| Commercial Clarity | 21.1 |
| Access Clarity | 21.1 |

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## Security (1)

- **Castboxapp Domain Security** — TLSv1.3 · DMARC

## Tags

Company, Podcasts, Audio, Media, Streaming, Podcasting, Content, Consumer

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/castboxapp/). Scores are computed from the provider's own public artifacts under a published rubric.