✦ AI AI Company Comparison

Character.ai vs OpenAI — IPO & Funding Comparison

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

⚠️
Some data on this page may be outdated. We're verifying.
Character.ai: verified Jun 23, 2026. Data for OpenAI last verified: Jun 22, 2026.
Metric Character.ai OpenAI
Valuation$10B$920.0B
Total Funding$693M$65.4B
IPO StatusPrivatePrivate
SectorArtificial IntelligenceArtificial Intelligence
StageSeries BPre-IPO
HeadquartersMenlo Park, CASan Francisco, CA
CEONoam ShazeerSam Altman
The IPO Stack Newsletter

Get Tuesday's IPO moves + one deep-dive in your inbox

Scores, valuations, and signals for Character.ai, OpenAI, and 370+ companies. 5-min read every Tuesday.

Character.ai

Consumer AI companion app with massive daily active usage. Acquired by Google 2024. Character AI IPO searches active. Massive consumer AI adoption.

IndustryArtificial Intelligence
StageSeries B
IPO StatusPrivate
Valuation$10B
Total Funding$693M
HeadquartersMenlo Park, 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

Get the Full Report on Any Company — One-Time $19

Complete funding history, cap table, S-1 analysis, and investor breakdown for any company. Instant PDF download.

Get All 375+ Reports — $49/mo

Or buy any single company report for $19

Frequently Asked Questions

What are the valuations of Character.ai and OpenAI? +

Character.ai is valued at $10B. 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? +

Character.ai has raised $693M. OpenAI has raised $65.4B.

What is the IPO status of Character.ai and OpenAI? +

Character.ai is currently private. OpenAI is currently private. Track both on TechStackIPO for S-1 filings and IPO announcements.

Are Character.ai and OpenAI in the same sector? +

Character.ai operates in Artificial Intelligence, while OpenAI operates in Artificial Intelligence.

What are the main differences between Character.ai and OpenAI? +

Character.ai is a Artificial Intelligence company valued at $10B with $693M 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 Character.ai or OpenAI before their IPO? +

Accredited investors can access pre-IPO shares in Character.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.