API Marketplace & Gateway

Publish APIs. Reach Every AI Agent.

The marketplace where APIs meet AI agents.

Aphelion is the gateway that connects your APIs to every major AI platform. From indie developers to Fortune 500 enterprises, monetize and distribute your APIs at scale.

Trusted by developers and enterprises worldwide

All Major LLMsOpenAPI CompliantSOC 2 ReadyEnterprise Ready

One platform. Every use case.

From solo developers to global enterprises, Aphelion scales with your ambitions.

Universal AI Agent Access

Connect your APIs to every major AI platform. One integration, infinite reach across the AI ecosystem.

API Monetization Engine

Built-in usage tracking, billing, and revenue sharing. Turn your APIs into revenue streams with flexible pricing models and automatic invoicing.

Enterprise-Grade Security

OAuth 2.0, API key management, rate limiting, and granular permissions. Complete audit trails and compliance-ready infrastructure.

Intelligent Discovery

AI-powered API catalog with semantic search. Agents and developers find exactly what they need through natural language queries.

Built for everyone

Whether you're shipping your first API or managing thousands.

For Developers

Self-Service Publishing

Launch your API to millions of AI agents in minutes. No enterprise sales cycle, no complex contracts — just publish and grow.

Self-Service Publishing

Publish APIs in minutes with our guided onboarding flow

Public Marketplace

Get discovered by millions of AI agents and developers

Usage-Based Pricing

Start free, pay only as you grow

For Enterprises

Enterprise API Gateway

Private marketplaces, custom infrastructure, and enterprise controls. Monetize partner APIs or govern internal ecosystems at scale.

Private Marketplaces

Internal API catalogs for your organization

Enterprise Controls

SSO, RBAC, custom policies, and compliance

Dedicated Support

24/7 support with SLA guarantees

How Aphelion Works

Aphelion acts as an intelligent gateway between your APIs and AI agents. Publish your OpenAPI spec, configure authentication and pricing, and we handle discovery, access control, usage tracking, and billing automatically.

Publish APIAphelion GatewayAI Agents DiscoverUsage & BillingRevenue

Proven use cases

From indie developers to enterprise teams, see how Aphelion powers API distribution.

B2C

Indie API Developer

Launch your weather API on Aphelion, get discovered by AI agents, and start earning from day one with usage-based billing.

B2C

SaaS Product

Expose your SaaS features as APIs. Let AI agents integrate with your platform, expanding your reach beyond traditional users.

B2B

Enterprise API Monetization

Create a private marketplace for partners and customers. Control access, track usage, and generate new revenue streams from existing APIs.

B2B

Internal API Governance

Catalog all internal APIs, enforce security policies, and provide developers with intelligent discovery across your organization.

Pricing that grows with you

Start free, scale to enterprise. No hidden fees.

Developer

Perfect for individual developers

$0/month
  • Up to 10,000 API calls/month
  • Public marketplace listing
  • Basic analytics
  • Community support
  • Standard rate limiting

Professional

For growing API businesses

$49/month
  • Up to 100,000 API calls/month
  • Custom domains
  • Advanced analytics & insights
  • Priority support
  • Custom rate limits
  • Revenue sharing: 85/15

Enterprise

For mission-critical deployments

Custom
  • Unlimited API calls
  • Private marketplace
  • Dedicated infrastructure
  • SSO & advanced security
  • Custom integrations
  • SLA guarantees
  • 24/7 premium support
  • Revenue sharing: 90/10

Ready to launch your API to the AI ecosystem?

Join developers and enterprises building on Aphelion.