As of September 3, 2026, Polymarket prices “Will OpenAI's valuation hit (HIGH) $1.5T by December 31?” at 28% YES with $95K traded. 1 tracked wallet holds a position here; the dominant side is NO.
Prediction markets put the probability at 42%: Will OpenAI's valuation hit (HIGH) $1.5T by December 31. Currently, markets are divided (42% YES, 58% NO).
As of mid-July 2026, traders are pricing a 42% probability that OpenAI's valuation will hit the $1.5 trillion mark by December 31, a threshold that would cement the company's position among the world's most valuable private enterprises. The market for "openai's valuation hit (high) $1.5t by december 31" has drawn increased attention following a wave of rival activity in the AI sector, particularly the release of Anthropic's Claude Opus models and the ongoing GPT-5.6/Sol rollout. The 58% NO side reflects persistent uncertainty about whether OpenAI can secure a new funding round at that valuation before year-end, especially as enterprise AI spending faces renewed scrutiny from institutional investors. [CryptoSlate, Jul 20]
The valuation question has taken on broader market significance after SpaceX announced plans for a record-breaking IPO with a target valuation approaching $2 trillion, a move that analysts say could reshape investor expectations for high-growth technology companies. That development, reported in mid-May, has created a comparative benchmark for private market valuations, with some funds now weighing whether OpenAI's revenue trajectory justifies a similar multiple. Meanwhile, prediction markets tracking the AI model race show Anthropic leading at $0.868 for best model by end of June, compared to OpenAI at just $0.054, a gap that underscores competitive pressure on OpenAI's commercial positioning. The outcome of "openai's valuation hit (high) $1.5t by december 31" may hinge on whether the company can demonstrate frontier model leadership to justify a premium valuation. [CryptoBriefing, May 18]
Looking ahead, the key catalysts for this market include any formal announcement of a new OpenAI funding round, potential enterprise partnership disclosures, and the competitive response to Anthropic's scheduled Claude Opus releases through December 31. Market participants are also monitoring whether OpenAI's board will pursue a tender offer that establishes a new valuation baseline, a mechanism used previously by major AI labs to provide liquidity to employees. The 42% YES price suggests meaningful but not overwhelming conviction that a $1.5 trillion valuation is achievable within five months, with the primary risk being a delayed fundraising timeline or a down-round triggered by margin compression in AI inference costs. As the year progresses, the interplay between model quality rankings and capital markets activity will likely determine whether this threshold is crossed. [CryptoSlate, Jul 16]
See which tracked wallets hold this market (entries, size, P&L), the models’ fair value and entry targets — and get an alert within a minute when they trade.
Unlock PRO — $29/mo7/7 models agree on NO, fair value 21c vs market 29c. BUY NO at 29c — models see 8c of upside.
| Model | Says | Fair Value estimated fair price | Confidence |
|---|---|---|---|
| MATH PIN Model | NO | 98c | — |
| MATH Compound Signal | NO | 63c | — |
| AI Claude Analysis | NO | 78c | 68% |
| AI DeepSeek Quant | NO | 78c | 68% |
| AI Grok Contrarian | NO | 78c | 68% |
| AI Gemini Flash | NO | 75c | 75% |
| AI Kimi Macro | NO | 85c | 72% |
7 of 7 models estimate NO fair value above market (63–98c vs 71c). Gemini Flash leads with 75% confidence.
Models estimate fair value of NO at 79c — market prices it at 71c. 8-point gap supports NO.
The single tracked wallet entered NO at 30c, positioning against the $1.5T valuation milestone and currently sitting in profit. That entry signals conviction that OpenAI's valuation will not reach $1.5T by December 31, reinforcing the dominant NO side.
| Wallet | Category | Side | Amount | P&L | |
|---|---|---|---|---|---|
| 0x4337..82 | MM | NO | $1.5K | +142% |
With YES at 29c, every YES holder is underwater while all NO positions are in profit, creating strong incentive for NO holders to defend the 30c level. The absence of profitable YES entries removes a natural bid, so upside resistance is likely to persist unless fresh capital enters.
Polymarket prices YES at 28c with $95K in total volume. Our model estimates fair value at 21c. 7-point gap suggests market may undervalue NO.
| Platform | YES Price | Volume |
|---|---|---|
| Polymarket | 28c | $95K |
| Our Model | 21c | — |