---
title: "Bitcoin Mining Pools Collaborate on Stratum V2 Standard Development"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/285823211.md"
description: "Seven major Bitcoin mining pools have formed the Stratum V2 working group to create an open standard for communication between pools and miners, enhancing efficiency and security. Foundry controls nearly 30% of the global mining pool hashrate, while AntPool has about 17.7%. A Bitcoin difficulty adjustment in May is projected to increase from 132.47 T to 135.64 T. Additionally, CoinShares indicates that up to 20% of Bitcoin miners are currently operating at a loss due to market conditions."
datetime: "2026-05-09T23:22:45.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/285823211.md)
  - [en](https://longbridge.com/en/news/285823211.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/285823211.md)
---

# Bitcoin Mining Pools Collaborate on Stratum V2 Standard Development

Seven major Bitcoin mining pools have joined forces to form the Stratum V2 working group, aiming to establish an open standard for communication between pools and individual miners. According to NS3.AI, this initiative seeks to enhance efficiency and security in the mining process. Hashrate Index data reveals that Foundry currently controls nearly 30% of the global mining pool hashrate, while AntPool holds approximately 17.7%. CoinWarz projects that the upcoming Bitcoin difficulty adjustment in May will increase the difficulty from 132.47 T to 135.64 T. CoinShares reports that up to 20% of Bitcoin miners are operating at a loss under the prevailing market and economic conditions.

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