# Tetrate

> Tetrate is the application networking and security company founded by the creators of Istio and Envoy. It sells enterprise-grade service mesh, zero-trust connectivity, and - more recently - an AI gateway and agent router that lets enterprises run, route, govern and pay for traffic across many large language models from a single control plane.

- **Founded:** 2018
- **Headquarters:** Milpitas, California, United States
- **Founders:** Varun Talwar (Co-founder & CEO; co-creator of Istio and gRPC at Google), Jeyappragash Jeyakeerthi (JJ) (Co-founder; formerly led Twitter's Cloud Infrastructure Management Platform)
- **Team size:** ~110
- **Products:** Tetrate Service Bridge (TSB), Tetrate Istio Subscription (TIS), Tetrate Service Express (TSE), Tetrate Application Gateway, Envoy AI Gateway
- **Notable:** Founded by the co-creators of Istio and gRPC, First FIPS-validated Istio distribution, Co-released the first CNCF-backed open source AI gateway with Bloomberg (Feb 2025)

## Products & services

- **Tetrate Service Bridge (TSB)** — Multi-cluster, multi-cloud, multi-team application connectivity and security platform built on Istio and Envoy.
- **Tetrate Istio Subscription (TIS)** — Hardened, FIPS-validated Istio distribution with 24/7 enterprise support.
- **Tetrate Service Express (TSE)** — Managed service mesh for AWS integrated into EKS, GA in 2023.
- **Tetrate Application Gateway** — Modern Envoy-based ingress and API gateway for cloud-native apps.
- **Envoy AI Gateway** — Open source AI gateway built with Bloomberg on CNCF's Envoy Gateway project, released February 2025.
- **Tetrate Agent Router Service** — Managed LLM routing: single OpenAI-compatible endpoint that intelligently splits traffic across GPT-5, Claude, Llama, Grok and others, pay-as-you-go at model cost + 5%.
- **Tetrate Agent Router Enterprise** — Self-hosted enterprise version that governs and certifies AI agents for production deployment.
- **MCP Gateway** — Gateway for Model Context Protocol traffic, governing how agents talk to tools.

## Achievements

- Founded by the co-creators of Istio and gRPC
- First FIPS-validated Istio distribution
- Co-released the first CNCF-backed open source AI gateway with Bloomberg (Feb 2025)
- Raised $52.5M total across two rounds
- Trusted by U.S. Department of Defense and Fortune 500 financial institutions

## Latest updates

- **2025-02** — Released v0.1 of open source Envoy AI Gateway with Bloomberg, backed by CNCF.
- **2025-07** — Launched Tetrate Agent Router Service - managed LLM routing at model cost + 5%.
- **2025-08** — Added intelligent traffic splitting and GPT-5 support to Agent Router.
- **2025-09** — Added native embedding/RAG support and xAI Grok Code Fast model.
- **2025-12** — Introduced Tetrate Agent Router Enterprise to operationalize agent readiness.

## Links

- Website: https://tetrate.io
- LinkedIn: https://www.linkedin.com/company/tetrate
- Twitter/X: https://twitter.com/tetrateio
- GitHub: https://github.com/tetrateio
- YouTube: https://www.youtube.com/@tetrate

---

Profile page: https://yespress.io/tetrate
Published by YesPress — https://yespress.io
Last updated: 2026-05-23