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Rupin Karani

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A lightning fast gateway and observability solution for your AI apps

FastRouter

FastRouter is an OpenAI-compatible LLM gateway for routing across 200+ models with auto routing, failover, BYOK, RBAC, guardrails, prompt management, observability, evaluations, MCP Gateway, and agent integrations.

Product

Pricing
Models
Model Selector
Model Playground
Model Council
Free LLM Audit

AI & MCP Gateway

Automatic Model Selection
Provider Routing
Fallback Models
Virtual Model Aliases
Flex Pricing
Response Caching
Prompt Caching
Prompt Compression
BYOK
MCP Gateway

Observability & Evaluations

Insights
Tracing
Alerts
Custom Evaluations
Video Evaluations
Prompt Optimizations
Prompt Management
Dynamic Tags

Governance & Security

RBAC
Projects
Keys & Settings
Provisioning Keys
Guardrails

Integrations

Web Search
IDE Integrations
Claude Code
OpenClaw
Hermes Agent
OpenClaw Skill
Hermes Skill
Codex Skill
Reasonix Skill

Developers & Agents

Docs
Quickstart
API Reference
Chat Completions API
OpenAPI Spec
llms.txt
Agent Skill

Compare

vs OpenRouter
vs Portkey
vs LiteLLM
vs Helicone
vs Langfuse
vs Requesty

Resources

Blog
Experiments
Resource Hub
Changelog

Company & Legal

Contact
Privacy
Terms
Model Provider Terms

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Rupin Karani — Fastrouter Blog Author