# OpenAI — Unlocking large scale AI training networks with MRC (Multipath Reliable Connection)

- Company: OpenAI (openai.com)
- Announced: 2026-05-05T10:00:00+00:00
- Category: infrastructure-release
- Subject: GPT / ChatGPT / API
- License: OCP
- Source: https://openai.com/index/mrc-supercomputer-networking
- Record: https://forck.live/items/152-unlocking-large-scale-ai-training-networks-with-mrc-multipath-reliable

OpenAI introduces MRC, a new supercomputer networking protocol released via OCP to improve resilience and performance in large-scale AI training clusters.

## Evidence

Verbatim from https://openai.com/index/mrc-supercomputer-networking:

> OpenAI introduces MRC (Multipath Reliable Connection), a new supercomputer networking protocol released via OCP to improve resilience and performance in large-scale AI training clusters.

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Record: https://forck.live/items/152-unlocking-large-scale-ai-training-networks-with-mrc-multipath-reliable
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