TOTAL VOLUME:
$150.1b
24H VOL:
$141,844,315
24H TRANSACTIONS:
2,859,322,643
OPEN INTEREST:
$1,733,993,399
484,032
Markets across
35,818
events
MATCHED EVENTS:
3,360
PLATFORM COVERAGE:
5
Polymarket:
38%
VS.
Kalshi:
62%
$25/MTok or below
- Kalshi
$25/MTok or below - Kalshi
1W
News
Positive
Negative
Neutral
Hover marker for details
Vol.
·
Resolves Jan 1, 2027
$
OpenAI may adjust the pricing of its GPT 5.5 API output tokens at several price levels during 2026. The event tracks whether the company implements pricing reductions as AI model APIs become more commoditized.
Resolution is determined by the standard listed Output Token Price for OpenAI GPT 5.5 displayed on the API pricing page at https://openai.com/api/pricing/ during 2026. The price must be explicitly shown on the API pricing section; if the product is renamed or succeeded, the closest equivalent product controls. Only standard listed prices apply—promotional, temporary, or volume-discount pricing is excluded. If the page is unavailable at expiration, the last available published price is used. If no price data exists by expiration, all strikes resolve to No. Prices are measured in USD per million tokens.
Currently, assessing how prediction market odds compare to analyst forecasts requires looking at external sources. Do analysts generally believe the OpenAI GPT-5.5 output token price will be at or below a certain level in 2026? While this market reflects the collective prediction of traders on Kalshi, it's important to compare these expectations to those expressed by industry experts and financial analysts who cover artificial intelligence and cloud computing costs. Discrepancies between the two can highlight areas of potential opportunity or disagreement.
On Kalshi, this market is priced through a continuous double auction, meaning buyers and sellers submit bids and offers, and the market price fluctuates based on supply and demand. Traders are essentially betting on the probability of the OpenAI GPT-5.5 output token price falling below certain levels by the end of 2026. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current price reflects the aggregated beliefs of all participants, and the market dynamically adjusts as new information becomes available or sentiment shifts. This creates a real-time assessment of the likelihood of different price outcomes.
This market resolves around Jan 1, 2027, with the outcome confirmed once the average monthly token price for OpenAI’s GPT-5.5 model in December 2026 is verifiable from credible public reporting. The resolution will be based on publicly available data regarding OpenAI’s pricing structure, and the market will settle based on whether the average price falls at or below the levels defined in the different contract options available on Kalshi. Traders will then receive payouts based on the final outcome.
Several signals or events could significantly move this market. Major announcements from OpenAI regarding GPT-5.5’s capabilities, infrastructure costs, or pricing strategy would be key catalysts. Broader economic conditions, particularly those impacting cloud computing and AI development, could also play a role. Unexpected advancements in competing AI models from other companies could shift market sentiment, as could changes in the cost of computing power. Any news impacting the demand for AI services, or the efficiency of AI model training, could influence trading activity in this market.