Model routing layer

The intelligence layer between your app and every LLM

RouterBrain routes each request to the right model—balancing cost, latency, and reliability behind one OpenAI-compatible surface with policy-driven control and observability.

99.9% · service availability
100+ · models
0ms · routing overhead
RouterBrain
OP
45ms
CL
52ms
GE
38ms
DE
61ms
QW
55ms
Latency38ms
Requests2.4M/day
99.99%
30%+
Cost reduction

Average savings on LLM spending

99.99%
Uptime

Enterprise-grade reliability

100+
Models

All major LLMs supported

<1ms
Added latency

Near-zero routing overhead

Everything you need for production AI

Built for teams shipping AI products at scale. From startups to enterprise.

Unified API access

One API endpoint for all LLM providers. OpenAI-compatible interface for seamless integration.

Intelligent routing

ML-powered routing decisions based on cost, latency, quality, and task complexity.

Automatic fallback

Instant failover between providers. Never let a single point of failure impact your users.

Request caching

Semantic caching reduces costs by up to 40%. Intelligent cache invalidation included.

Observability & tracing

Full request tracing, cost analytics, and performance monitoring in real-time.

Multi-region compliance

Route requests to region-specific providers for GDPR, HIPAA, and SOC2 compliance.

Load balancing

Distribute traffic across providers based on rate limits, quotas, and availability.

Enterprise governance

Role-based access, audit logs, cost controls, and policy enforcement at scale.

Dynamic routing strategies

Configure routing logic that adapts to your needs in real-time. Switch strategies per request or globally.

📱
Your app
API request
RouterBrain
🤖
DeepSeek
Selected model
Provider status
OpenAI
45ms
Claude
52ms
Gemini
38ms
DeepSeek
61ms
2.4M
Requests/day
$12K
Saved/month
42ms
Avg latency

Built for developers

Integrate in minutes, not days. OpenAI-compatible API means zero learning curve.

Zero code changes

OpenAI-compatible API. Just change your base URL.

All SDKs supported

Works with any OpenAI SDK in any language.

Streaming ready

Full streaming support with server-sent events.

Quick start
npm install @routerbrain/sdk
1import OpenAI from "openai"
2
3// Just change the base URL — same as our docs & SDK.
4const client = new OpenAI({
5 baseURL: "https://api.routerbrain.ai/v1",
6 apiKey: process.env.GATEWAY_API_KEY,
7})
8
9const response = await client.chat.completions.create({
10 model: "auto", // RouterBrain picks the best model
11 messages: [
12 { role: "user", content: "Explain quantum computing" }
13 ],
14})
15
16console.log(response.choices[0].message.content)

Built for every AI use case

From startups to Fortune 500s, teams rely on RouterBrain for mission-critical AI infrastructure.

AI agents

Power autonomous agents with reliable, cost-effective LLM access across multiple providers.

Multi-step reasoningTool callingMemory management

Enterprise AI gateway

Centralized LLM access with governance, compliance, and cost controls for your organization.

SSO integrationAudit loggingRole-based access

AI SaaS infrastructure

Build AI-powered products without vendor lock-in or infrastructure complexity.

White-label readyCredits-based usageMulti-tenant

Global AI applications

Serve users worldwide with region-aware routing and data residency compliance.

Edge routingGDPR compliantLow latency

RAG & knowledge bases

Orchestrate retrieval and LLM calls for grounded answers on private data.

Hybrid searchCitation-readyPrivate data

Cost-sensitive workloads

Optimize LLM spending without sacrificing quality for high-volume applications.

Smart cachingModel optimizationBudget controls

One API. Every model.

Access the world's best LLMs through a single, unified interface.

Your application
Single API call
RouterBrain
Intelligent routing
🟢
OpenAI
GPT-5
🟠
Anthropic
Claude Opus 4
🔵
DeepSeek
DeepSeek V3
🔴
Google
Gemini 2 Ultra
🟣
Qwen
Qwen 3
50+
Models available
100+
Models
1
One API to rule them all

Trusted by AI pioneers

See what teams are saying about RouterBrain.

RouterBrain cut our LLM costs by 40% while improving response quality. The automatic fallback saved us during the GPT-4 outage.

SC
Sarah Chen
CTO · AI Startup Co

We switched from managing 5 different provider SDKs to just RouterBrain. Our engineering velocity increased dramatically.

MJ
Marcus Johnson
Lead Engineer · TechScale Inc

The observability features are incredible. We finally understand our AI costs and can optimize intelligently.

ER
Emily Rodriguez
VP Engineering · DataFlow Systems

Enterprise-grade reliability with startup-level developer experience. RouterBrain is how AI infrastructure should work.

DK
David Kim
Head of AI · Global Corp

Frequently asked questions

Everything you need to know about RouterBrain.

RouterBrain

Ship reliable AI infrastructure faster

Unified access, intelligent routing, and end-to-end visibility—built for teams running LLMs in production.

No credit card required
5-minute setup
SOC2 compliant
RouterBrain — OpenAI-compatible LLM gateway & intelligent routing