| Vendor | ImageKit Private Limited (India), with US subsidiary ImageKit Inc | Alchemy |
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| HQ | India (New Delhi); US entity in Newark, Delaware | France (Paris) |
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| Founded | 2016 | 1996 |
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| Ownership | independent, privately held (no external funding round disclosed) | independent (privately held French SARL) |
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| Target market | SMB to mid-market (self-serve plans); Enterprise plans for SSO, governance and custom limits | SMB to enterprise (companies, public sector, photographers) |
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| Deployment | SaaS | SaaS, On-premise |
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| Hosting regions | US, Canada, EU, in, sg, Australia | Not public |
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| Pricing model | Media Processing + DAM: Free, Lite $9/mo, Pro $89/mo plus usage overage; Enterprise quote-only; separate DAM-only plans | free open-source licence; SaaS plans by workspaces, storage and request quotas (from €169/month); services packs |
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| SSO | SAML | SAML, OIDC |
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| Certifications | ISO 27001, SOC 2 Type 2 | None published |
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| Official MCP server | Yes3 hosted remote servers - DAM, Admin (OAuth) and DevTools (public) | No |
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| API base URL | https://api.imagekit.io/v1/… (management); https://upload.imagekit.io/api/v1|v2/files/upload | Phrasea: https://api-databox.{domain}/ · Phraseanet: https://{host}/api/v3/ |
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| Authentication | Basic auth, API key, JWT, OAuth 2.0 PKCE | OAuth 2.0 authorization code, OAuth 2.0 PKCE, OAuth 2.0 client credentials, OAuth 2.0 password, API key |
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| Token lifetime | API keys: no expiry (rotate with 0 h to 7 d grace); client upload signature/JWT ≤ 1 h | Phrasea: Keycloak realm setting (Not public); Phraseanet v1: tokens do not expire |
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| Rate limit | Burst + sustained per endpoint, HTTP 429; ~40 reads/s, 5-20 writes/s advised; Upload API unlimited | Phraseanet v1: none; Phrasea SaaS plans: 5-40 concurrent requests + request quotas |
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| Pagination | offset (skip/limit, max 1,000) on file listing; cursor on tag listing | Phrasea: page + limit (max 100); Phraseanet v3: offset/limit or page/per_page (max 100) |
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| Webhooks (API) | Dashboard or API, 15 event types, Standard Webhooks HMAC-SHA256, max 3 endpoints | Phrasea: admin-managed entity events, unsigned; Phraseanet: per OAuth app, 17 events |
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| API spec | OpenAPI 3.1.0 (1 file, 60 operations), Apache-2.0 | OpenAPI 3.1.0 Databox (239 ops) + Expose (37 ops); Phraseanet v3 OpenAPI 3.0.3 (7 ops) |
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| Official SDKs | Node.js/TS, Python, Go, Java, Ruby, .NET, PHP, JS, React, Vue, Angular, Next.js, Astro, iOS, Android | Phraseanet PHP SDK (last release 2021); no official Phrasea SDK |
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