XPNCORE
HomeAPI MarketplacePricingDocumentationBlogFAQ
LoginRegister
XPNCORE

High-quality API marketplace for developers.

Product

  • API Marketplace
  • Pricing
  • AI Models
  • Documentation
  • Blog
  • FAQ
  • System Status

Company

  • About
  • Contact

Legal

  • Terms of Service
  • Privacy Policy
  • Refund Policy

© 2026 XPNCORE. All rights reserved.

OpenAI-compatible · One API key for every model

Resources

Notes for people who build APIs

Short, practical notes on public contracts, routing, reliability, and protecting sensitive data.

Latest

Selected articles

3 articles
ArchitectureAug 12, 2026

One API key, many providers without complicating the client

How a gateway keeps a stable OpenAI-compatible surface while routing, capability checks, and failover stay server-side.

7 min readRead article
GatewayAug 10, 2026

What happens before a request reaches an upstream model?

Trace a request through authentication, entitlement, quota reservation, routing, streaming, and settlement.

8 min readRead article
OperationsAug 8, 2026

Read latency, quota, and failover signals correctly

A practical way to distinguish a slow request, a degraded provider, and a route that is recovering as designed.

6 min readRead article

Need a quick answer?

Browse common gateway questions

View FAQ