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One API to Rule Them All: Simplifying Watermark Checks Across Google, Adobe, OpenAI & Stability

Reading time: 5 min

The Multi-Vendor Headache

Marketing stacks now juggle images from Midjourney, Firefly, DALL·E 3, and Stable Diffusion. Each exposes its own watermark format and checker. Engineering has two bad options:

  • Stitch four SDKs into every microservice, or
  • Hope creators label assets correctly (they won’t).

HydroSig’s “Compliance Firewall” Pattern

  1. Edge Validation – An API key hits Azure APIM; rate-limits and tenant isolation kick in.
  2. Adaptive Detector Chain – Overlay OCR → C2PA manifest → Stability latent decoder → Vendor APIs.
  3. Zero-Trust Evidence – Verdict, SHA-256 digest, and a signed PDF certificate dropped into immutable Blob storage.
sequenceDiagram
participant Client
participant HydroSig
Client->>HydroSig: POST /scan (base64 image)
HydroSig-->>Client: 200 OK { compliant: true, receipt_url: … }

What This Means for Dev & Ops

  • Single integration, future-proof – New vendor? Drop a YAML detector file; no code change.
  • <800 ms 95th-percentile latency – Even at 5 M images/day.
  • Audit on autopilot – Receipts live for six years; SOC 2 controls in place.

From Proof-of-Concept to Production

Teams typically start by fronting HydroSig in their CI pipeline, then roll it out to live upload flows once false-negative rates drop below 1 %. Early adopters report a 75 % reduction in manual triage time.

Call to Action

Ready to delete 1 000 lines of brittle watermark code? Grab the TypeScript SDK and see a compliant response in < five minutes.