# Anthropic Backer Menlo Ventures Raises $3B In New Funds To Back AI Startups Across Stages

> **Platform:** [SPIDITS AI](https://spidits.com/) — Real-Time AI News & Market Intelligence  
> **Published:** 2026-06-18T08:00:00.000Z  
> **Category:** FUNDING  
> **Impact Score:** 360/100  
> **Primary Source:** [OpenAI Blog](https://openai.com/index/diagnose-rare-childhood-diseases)  
> **Canonical Citation:** [https://spidits.com/timeline/anthropic-backer-menlo-ventures-raises-3b-in-new-funds-to-back-ai-startups-across-stages](https://spidits.com/timeline/anthropic-backer-menlo-ventures-raises-3b-in-new-funds-to-back-ai-startups-across-stages)

## Executive Summary
Venture firm Menlo Ventures has raised $3 billion across two new funds, the largest capital raise in its 50-year history, to invest in AI startups from seed...

## Why It Matters (Strategic Analysis)
Menlo Ventures has raised $3 billion across two new funds to invest in AI startups from seed to later stages, marking the largest capital raise in its 50-year history. This investment will focus on AI startups, including those working on agentic AI systems. The funding will enable Menlo Ventures to support the growth of AI companies across various stages.

## Key Entities & Companies
- **OpenAI**
- **Anthropic**

## Referenced Coverage & Sources
- **[Wired](https://www.wired.com/story/openai-gpt-56-model-release-trump-admin-approval)**: OpenAI Has New AI Models. Here's Why You Can't Use Them — _The White House asked OpenAI to delay the rollout of its GPT-5.6 AI models, two weeks after Anthropic had to take its most advanced AI models offline._
- **[OpenAI Blog](https://openai.com/index/diagnose-rare-childhood-diseases)**: Using AI to help physicians diagnose rare genetic diseases affecting children — _Researchers used an OpenAI reasoning model to help diagnose rare diseases, identifying 18 new diagnoses in previously unsolved cases._
- **[OpenAI Blog](https://openai.com/index/helping-build-shared-standards-for-advanced-ai)**: Helping build shared standards for advanced AI — _OpenAI helps build shared standards for advanced AI, supporting evaluation frameworks, safety practices, and global cooperation through the Appia Foundation._

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*Synthesized by SPIDITS AI Market Intelligence Desk. Track live AI news, model releases, and funding: [https://spidits.com](https://spidits.com)*