One OpenAI-compatible API for 250+ models across 40+ providers
Stage
MVP
Not given
Founded
Not given
Not given
Based in
Not given
US
Pricing model
Open source
Freemium
Pricing
Free during beta. Self-hosted is free under Apache 2.0 license. Enterprise options available on request.
Free: Access all 200+ models with bring-your-own provider keys, or pay-as-you-go on credits. Credits: 5% platform fee on top-ups. Enterprise: Volume discounts, custom routing, full request and response retention (30 days), and 99.9% uptime SLA. Data retention: $0.01 per 1M tokens for Retain All Data
Key features
Prompt versioning with named aliases and diffs
Server-side prompt templating with conditionals and loops
OpenAI-compatible AI gateway with automatic model fallbacks
Virtual keys, budgets and per-key rate limits
LLM tracing through the gateway or over OpenTelemetry
Versioned tool catalog for function calling
Offline experiments and online evaluation rules
Prompt optimization with candidate rewrites
Team-wide audit trail of every change
MCP server for Claude Code, Claude Desktop, Cursor
Route requests to 250+ models across 40+ providers
OpenAI-compatible API endpoint
Real-time cost and latency tracking
Automatic failover between providers
Request caching
Prompt injection and PII detection guardrails
Self-hosted or cloud deployment
SSO and SAML integration
Spend caps and budget controls
Audit logs and compliance tracking
What makes it different
Change prompts without a deploy by moving production alias
AcruxCore