# Poshmark

**Canonical:** https://apis.io/providers/poshmark/  
**Website:** https://poshmark.com/  
**APIs profiled:** 0

Poshmark is a social commerce marketplace where people in the US, Canada, Australia and India buy and sell new and secondhand fashion, accessories, home goods, beauty products, and electronics. Sellers list items from their closets, share and cross-promote listings across the community, host live selling shows, and ship using prepaid labels while Poshmark handles payments and buyer protection. Founded 2011, IPO 2021, acquired by Naver in 2023. Poshmark runs a consumer web and mobile marketplace backed by internal APIs but does not publish a public developer API, SDK, or developer portal; this profile captures its public web, security, and identity surface for the API Evangelist network.

## Kin Score — 13.6 / 100 (emerging)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 13.6).

| Facet | Score |
|---|---|
| Discoverability | 50.0 |
| Contract Quality | 0.0 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 2.6 |
| Developer Ergonomics | 7.1 |
| Commercial Clarity | 34.2 |
| Access Clarity | 34.2 |

## 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)

- **Poshmark Domain Security** — TLSv1.3 · HSTS · DMARC

## Tags

Company, Marketplace, Resale, Fashion, E-Commerce, Social Commerce, Secondhand, Retail

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