GATEKEEPER
AI API Gateway

One API for
Every AI Model.

Route OpenAI, Anthropic, Gemini, Groq, and 290+ models through a single endpoint. RBAC, cost tracking, and budget limits included free.

Docker
$docker run -p 8080:8080 ghcr.io/gatekeeper/gatekeeper

Docker · Kubernetes · Bare metal · Blackhole mesh

290+
Models supported
< 5ms
Gateway overhead
RBAC
Included free
Apache 2.0
License
Drop-in replacement

Change one line.
Access everything.

Replace your base URL with Gatekeeper's endpoint. Every provider, same OpenAI-compatible API. No SDK changes.

  • GPT-4o, Claude, Gemini — one key
  • Automatic failover on errors
  • Cost tracking per request
  • RBAC out of the box

Enterprise features.
Free for everyone.

LiteLLM charges enterprise for RBAC. Portkey charges $49/seat. We include it free.

Unified API

OpenAI-compatible endpoint for every provider. Drop-in replacement. Change one line.

RBAC Included Free

Role-based access control. Teams, projects, keys. Unlike LiteLLM — free on every plan.

Cost Tracking

Token usage and spend per key, user, team. Budget alerts before overspend.

Budget Limits

Hard and soft limits per key. Block requests when budget exceeded. No surprise bills.

Provider Failover

Automatic fallback to secondary providers. 99.9% availability SLA on Pro.

Audit Logs

Every request logged with model, cost, latency, and user. Exportable CSV/JSON.

Every provider.
One gateway.

Gatekeeper vs the rest

RBAC: Us ✓ — LiteLLM: Enterprise only — Portkey: $49+/seat

FeatureGatekeeperLiteLLMPortkey
OpenAI-compatible API
RBACEnterprise$49+/seat
Cost tracking
Budget limits
Provider failover
Audit logsEnterprise
Self-hosted
AISP protocol
Blackhole mesh
Starter priceFreeFree (OSS)$19/mo
Pro price$19/mo$50+/mo$99/mo
Included in Blackhole Pro

Get Gatekeeper free with Blackhole Pro

Blackhole Pro ($9/user/mo) includes Gatekeeper Pro. Mesh VPN, AISP protocol, and AI gateway — one subscription.

Open the gate.

Starter is free forever. Self-host or use cloud.