From Amazon to Google, the deep-pocketed investors in Anthropic

Oct 26 (Reuters) - Only a few startups have attracted as much investor conviction as Anthropic. Backed by some of the biggest names in technology and finance, the AI company has seen its valuation soar through successive funding rounds.

Its initial public offering now offers a closely watched test of whether investors beyond Silicon Valley share that enthusiasm for the leaders of the AI boom.

Here's a look at the key investors backing the Claude maker:

Investor Details

Amazon Amazon has invested at least $13

billion in Anthropic and in April

agreed to invest up to an additional

$20 billion. Anthropic also committed

to spend more than $100 billion on the

e-commerce giant's cloud services over

10 years

Alphabet's Google Google has committed up to $40 billion

to Anthropic, including an initial $10

billion investment announced in April.

The partnership provides Anthropic

with cloud infrastructure and access

to Google's AI chips, which are used

to train and run Claude models

Spark Capital Spark Capital led Anthropic's $450

million Series C round in May 2023 and

gained board representation through

general partner Yasmin Razavi

Lightspeed Venture Lightspeed led the $3.5 billion Series

Partners E round in March 2025 and later co-led

the $13 billion Series F round at a

$183 billion valuation in September

that year

Fidelity Management Fidelity participated in Series E and

& Research co-led the $13 billion Series F

financing at a $183 billion valuation.

The firm's other investments include

Databricks and CoreWeave

Salesforce Ventures Salesforce Ventures participated in

the $450 million Series C round and

the $3.5 billion Series E financing.

The software firm's venture arm has

also invested in firms such as Cohere

and Chainguard

ICONIQ Capital ICONIQ led the $13 billion Series F

round at a $183 billion valuation and

later co-led the $30 billion Series G

financing. The venture capital firm's

investments include OpenAI and smart

ring maker Oura

GIC Singapore's sovereign wealth fund led

the $30 billion Series G round at a

$380 billion valuation. GIC has also

invested in AI voice generation

startup ElevenLabs

Coatue Management Coatue led the $30 billion Series G

financing and later co-led the $65

billion Series H round. The investment

firm has also financed companies such

as Canva and CoreWeave

D1 Capital Partners D1 Capital invested across multiple

large financings including Series E,

Series F, Series G and Series H. The

firm has holdings in Cognition AI and

SpaceX

Sequoia Capital Sequoia was a significant investor in

Series G and became one of the lead

investors in the $65 billion Series H

round at a $965 billion valuation

Altimeter Capital Altimeter invested in the September

2025 $13 billion fundraise and was a

lead investor in the $65 billion

Series H financing at a $965 billion

valuation

Jaan Tallinn Skype co-founder Tallinn led

Anthropic's first institutional

financing, a $124 million Series A

round in 2021. The angel investor has

also funded open-source AI startup

Zyphra and Rain AI

Eric Schmidt The former Google chief executive has

backed Anthropic personally and is

among the company's best-known

individual investors. Schmidt has also

funded Yann LeCun's Advanced Machine

Intelligence

Menlo Ventures Menlo made its first investment in

Anthropic in 2023 as part of a Series

C round, and led Series D at an $18.4

billion valuation in 2024. It also

participated in the $3.5 billion

Series E round at a $61.5 billion

valuation.

(Reporting by Anhata Rooprai in Bengaluru; Editing by Arun Koyyur and Sherry Jacob-Phillips)