Longterm Wiki

Anthropic — Funding History

Total raised: $67 billion17 rounds13 known investors

Valuation History

DateValuationSource
Feb 2024$18 billionreuters.com
Mar 2025$61.5 billionanthropic.com
Sep 2025$183 billionanthropic.com
Nov 2025$350 billion
Feb 2026$380 billionreuters.com

Funding Rounds

Series G

equityFeb 2026
Raised$30 billion
Valuation$380 billion
Cumulative$75.2 billion
Lead investor: gic

Led by GIC and Coatue; co-leads D.E. Shaw Ventures, Dragoneer, Founders Fund, ICONIQ, MGX. Second-largest venture deal ever. ARR ~$14B.

reuters.com

Microsoft/Nvidia Partnership

strategic-partnershipNov 2025
Raised$15 billion
Cumulative$45.2 billion

Microsoft up to $5B equity + Nvidia up to $10B equity. Tied to $30B Azure compute purchase and 1GW Nvidia compute commitment. Makes Claude available on all 3 major clouds. Valuation ~$350B.

blogs.microsoft.com

Series F

equitySep 2025
Raised$13 billion
Valuation$183 billion
Cumulative$30.2 billion
Lead investor: iconiq

Led by ICONIQ, Fidelity, Lightspeed. ARR had reached $4B. ~7.1% dilution.

anthropic.com

Series E

equityMar 2025
Raised$3.5 billion
Valuation$61.5 billion
Cumulative$17.2 billion
Lead investor: lightspeed

Led by Lightspeed Venture Partners. ~5.7% dilution.

anthropic.com

Google Additional

equityJan 2025
Raised$1 billion
Cumulative$13.7 billion
Lead investor: google

Brings total Google equity investment to ~$3.3B; current stake ~14%

cnbc.com

Amazon Third Tranche

convertible-noteNov 2024
Raised$4 billion
Cumulative$12.7 billion
Lead investor: amazon

Brings total Amazon investment to $8B. Convertible notes.

cnbc.com

Amazon Second Tranche

convertible-noteMar 2024
Raised$2.8 billion
Cumulative$8.7 billion
Lead investor: amazon

Completing initial $4B commitment. Convertible notes; partially converted to equity in Q1 2025.

aboutamazon.com

Menlo Round (Series D)

equityFeb 2024
Raised$750 million
Valuation$18.4 billion
Cumulative$6.0 billion
Lead investor: menlo-ventures

Led by Menlo Ventures. Talks reported Dec 2023; closed Feb 2024. ~4.1% dilution.

fortune.com

Google Follow-on

equityOct 2023
Raised$2 billion
Cumulative$5.2 billion
Lead investor: google

Part of up-to-$2B commitment; board observer seat. Largest single Google tranche.

blog.google

Amazon Initial

convertible-noteSep 2023
Raised$1.3 billion
Cumulative$3.2 billion
Lead investor: amazon

First tranche of up-to-$4B commitment. Convertible note structure; equity capped at <33%. AWS becomes primary cloud and training partner.

press.aboutamazon.com

Bridge Round

equityMay 2023
Raised$450 million
Valuation$4.1 billion
Cumulative$2.0 billion

Led by Spark Capital

fortune.com

Google Initial

equityFeb 2023
Raised$300 million
Cumulative$1.5 billion
Lead investor: google

Initial Google investment for ~10% stake. Reported February 2023. Included Google Cloud partnership.

news.crunchbase.com

FTX Investment

equityApr 2022
Raised$500 million
Cumulative$1.2 billion
Lead investor: FTX

FTX/SBF's portion of the $580M Series B. Listed separately because FTX held the shares directly (~8% stake) and they were later sold in bankruptcy for ~$884M to 24 institutional investors (Jane Street, Fidelity, etc.).

cnbc.com

Series B

equityApr 2022
Raised$580 million
Valuation$4 billion
Cumulative$704 million
Lead investor: spark-capital

Led by Spark Capital. ~14.5% dilution.

fortune.com

Series A

equityMay 2021
Raised$124 million
Valuation$550 million
Cumulative$124 million
Lead investor: Jaan Tallinn

Jaan Tallinn led, Dustin Moskovitz and Eric Schmidt participated. ~22.5% dilution ($124M / $550M post-money).

techcrunch.com

Seed

equityJan 2021
Lead investor: Tallinn, Moskovitz, Eric Schmidt

Seed round; amount undisclosed (estimated $10-30M based on typical AI startup seeds of this era). Seed investors named in Series A announcement.

anthropic.com

Founding

foundingJan 2021

Company incorporation; initial equity allocation to 7 co-founders. ~60-70% total equity to founders pre-dilution.