---
format: "aidr-story-markdown/v1"
id: "4be99683e3dd69bdf71025257a3805fc77c561059cb784be39b3add55c0b1725"
canonical_url: "https://aidr.today/4be99683?lang=en"
title: "Microsoft and Meta Shift Staff Off Claude for Homegrown AI"
lang: "en"
requested_lang: "en"
available_langs: ["en","vi"]
translation_fallback: null
fallback_fields: []
published_at: "2026-10-05T18:38:29.000Z"
category: "Industry"
topics: ["anthropic","llm"]
source_urls: ["https://marketbrief.now/ai/microsoft-and-meta-shift-staff-off-claude-for-homegrown-ai-49ed2f54","https://x.com/aaronpholmes/status/2107173058825846891","https://x.com/negligible_cap/status/2107174810073628867","https://x.com/StockMKTNewz/status/2107174747285102713","https://huggingnews.com/ai/microsoft-and-meta-shift-staff-off-claude-for-homegrown-ai-49ed2f54"]
summary: "Microsoft reduced its internal spending on Anthropic’s Claude AI by more than 33% from an annualized rate of $1 billion earlier this year, and Meta halved its employee seats for Claude Code from 60,000 to 30,000, as both companies shift staff toward their own proprietary AI models."
---

# Microsoft and Meta Shift Staff Off Claude for Homegrown AI

> [Open the canonical story](<https://aidr.today/4be99683?lang=en>)

**Published:** 2026-10-05T18:38:29.000Z
**Category:** Industry
**Topics:** anthropic, llm

## Summary

Microsoft reduced its internal spending on Anthropic’s Claude AI by more than 33% from an annualized rate of $1 billion earlier this year, and Meta halved its employee seats for Claude Code from 60,000 to 30,000, as both companies shift staff toward their own proprietary AI models\.

## Sources

- [Story source](<https://marketbrief.now/ai/microsoft-and-meta-shift-staff-off-claude-for-homegrown-ai-49ed2f54>)
- [Story source](<https://x.com/aaronpholmes/status/2107173058825846891>)
- [Supporting source](<https://x.com/negligible_cap/status/2107174810073628867>)
- [Supporting source](<https://x.com/StockMKTNewz/status/2107174747285102713>)
- [Story source](<https://huggingnews.com/ai/microsoft-and-meta-shift-staff-off-claude-for-homegrown-ai-49ed2f54>)