✦ AI AI Company Comparison

Inflection AI vs OpenAI — IPO & Funding Comparison

Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.

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Some data on this page may be outdated. We're verifying.
Data for Inflection AI last verified: Jun 22, 2026. Data for OpenAI last verified: Jun 22, 2026.
Metric Inflection AI OpenAI
Valuation$4B$920.0B
Total Funding$1.52B$65.4B
IPO StatusPre-IPOPrivate
SectorArtificial IntelligenceArtificial Intelligence
StageSeries BPre-IPO
HeadquartersPalo Alto, CASan Francisco, CA
CEOSean WhiteSam Altman
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Inflection AI

An enterprise AI studio specializing in the development of the Inflection-3.5 model family, offering sovereign AI solutions, fine-tuned LLMs, and API access for high-security B2B and government applications.

IndustryArtificial Intelligence
StageSeries B
IPO StatusPre-IPO
Valuation$4B
Total Funding$1.52B
HeadquartersPalo Alto, CA

OpenAI

OpenAI is valued at $920B — the world's most valuable AI company, backed by over $65B in funding. The company recently restructured as a Public Benefit Corporation to support its mission of developing safe AGI.

IndustryArtificial Intelligence
StagePre-IPO
IPO StatusPrivate
Valuation$920.0B
Total Funding$65.4B
HeadquartersSan Francisco, CA

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Frequently Asked Questions

What are the valuations of Inflection AI and OpenAI? +

Inflection AI is valued at $4B. OpenAI is valued at $920.0B. Both valuations are based on the most recent private funding rounds tracked by TechStackIPO.

How much has each company raised? +

Inflection AI has raised $1.52B. OpenAI has raised $65.4B.

What is the IPO status of Inflection AI and OpenAI? +

Inflection AI is currently pre-IPO. OpenAI is currently private. Track both on TechStackIPO for S-1 filings and IPO announcements.

Are Inflection AI and OpenAI in the same sector? +

Inflection AI operates in Artificial Intelligence, while OpenAI operates in Artificial Intelligence.

What are the main differences between Inflection AI and OpenAI? +

Inflection AI is a Artificial Intelligence company valued at $4B with $1.52B raised. OpenAI is a Artificial Intelligence company valued at $920.0B with $65.4B raised. See TechStackIPO's full side-by-side comparison for IPO readiness scores, funding timelines, and investor data.

How can I invest in Inflection AI or OpenAI before their IPO? +

Accredited investors can access pre-IPO shares in Inflection AI and OpenAI through secondary market platforms, pre-IPO funds, and broker-dealer platforms that facilitate private company transactions. TechStackIPO's marketplace section tracks available access options for both companies. Pre-IPO investments carry higher risk and limited liquidity.