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# Cerebras is late on OpenAI's 750 MW, and credits now accrue
- URL: https://www.sotkn.com/catalyst/cerebras-late-openai-750-mw-service-credits/
- Published: 2026-11-14T11:49:46.000Z
- Updated: 2026-11-14T11:49:46.000Z
- Description: Cerebras says it has delivered less capacity than its 750 MW OpenAI contract calls for, with service credits accruing since 1 October 2026 and delays that may last into 2027, so the stuck step in AI cloud is the powered hall, not the chip.
- Author: Sean
- Tags: #desk-catalyst, #step-neoclouds

Stack step

Stack layer

Neoclouds (Cerebras Cloud renting inference capacity to OpenAI, waiting on the data center halls it leases)

Status

Tightening (a contracted AI cloud is behind on delivery and paying in service credits because the halls are not ready)

Market

United States and Europe (Cerebras Cloud capacity, including new sites in Norway and Finland)

Event date

12 Nov 2026 (third-quarter results and quarterly report; service credits accruing since 1 Oct 2026)

Confidence

Filed (Cerebras Systems Form 10-Q and Form 8-K with the US Securities and Exchange Commission)

Cerebras told investors on 12 November 2026 that it has delivered less capacity to OpenAI than their 750 MW contract calls for, that service credits against OpenAI's bills began accruing on 1 October, and that the delays may run into 2027, which shows that in AI cloud the binding step is no longer the chip but the powered hall it has to sit in.

## What happened?

- **The shortfall is in the filing.** In its quarterly report filed on 12 November 2026, Cerebras said that as of 30 September, "without adjustment for any excused delays", it had delivered less capacity to OpenAI than the quantity set out in their Master Relationship Agreement. Based on its current data center deployment forecasts, it expects delivery delays "may continue through a portion of 2027".
- **The penalty clock has started.** Under the agreement, a shortfall that is not excused and stays uncured 30 days after a milestone date earns OpenAI service credits, which come off the monthly fees OpenAI pays in later months. Cerebras said those credits began accruing on 1 October 2026\. If a shortfall stays uncured 90 days after its milestone, either side can terminate that tranche. Cerebras expects the capacity that becomes terminable in 2026 to be less than 5% of the committed total.
- **What the contract is.** The agreement, signed in December 2025, commits OpenAI to buy 750 MW of AI inference capacity over three or four years, extendable to five. OpenAI also funded a working capital loan of about $1.0 billion in January 2026 and holds an option on another 1.25 GW, for up to 2.0 GW by the end of 2030\. Cerebras recognised $72.4 million of revenue under the arrangement in the third quarter.
- **The quarter still beat.** Core revenue, the company's non-GAAP measure, was a record $230.9 million, up 70% from a year earlier; GAAP revenue was $210.8 million. Cerebras raised its full-year core revenue outlook to $940 million to $960 million, from $880 million to $890 million, and reported $26.1 billion of remaining performance obligations. On the call, chief executive Andrew Feldman said the OpenAI delays came from industry-wide shortages of land and power, not from chip manufacturing, Reuters reported.

## Why does it matter?

**The direct signal: the wafers are not the wait.** Cerebras makes its own wafer-scale chips and says it expects to leave 2026 with more than ten times the manufacturing capacity it started the year with, through its contract manufacturers Flex and Sanmina. Yet the shortfall is in delivered capacity, and the filing points at data centers: availability and development schedules are "highly unpredictable", and providers may ask a smaller cloud like Cerebras for deposits, guarantees or credit support that investment-grade rivals are not asked for. When the systems can be built faster than the halls they go into, the hall is the stuck step.

**The second-order signal: the delay has a price, and it lands on the cloud, not the landlord.** Three clauses do the work. Service credits reduce what OpenAI pays. Each day of delay shortens the term of the affected tranche by a day, so late capacity is not just revenue deferred; part of it is revenue lost. And after 90 days, a tranche can be cancelled, which would cut both the contract value and the $26.1 billion backlog. Meanwhile, the filing warns that downtime or delays caused by data center providers "may not excuse" Cerebras's own delivery obligations, and that penalties providers pay may not make it whole. The risk of the empty hall sits with the tenant that resold it.

**Historical pattern.** This is the same shape we have tracked across the neocloud layer this month: contracts signed against capacity that does not yet exist, then a gap between the signature and the switch-on. Our explainers on [backlog versus remaining performance obligations](https://www.sotkn.com/explained/revenue-backlog-vs-rpo/) and [why a cloud commitment is not revenue](https://www.sotkn.com/explained/cloud-commitment-explained/) cover why a large backlog and a delivery shortfall can sit in the same report.

**Who gets paid while it waits.** The landlords have already been signed. At 30 September, Cerebras had non-cancelable data center leases starting in 2026 and 2027 that are not yet on its balance sheet, with about $8.5 billion of undiscounted future minimum payments. It says it has secured 700 gross MW of data center capacity for delivery by the end of 2027\. Those rent obligations run whether or not a customer has switched on, and the filing says so: rent, maintenance and power obligations "may continue" even if customer commitments change. The builders and equipment suppliers on the halls get paid on the construction schedule; the cloud's own margin waits for acceptance.

## What does it change?

**Near term (to the end of 2026):** the question for the third-quarter print was demand; the question for the fourth is delivery. Cerebras guided fourth-quarter core revenue to $310 million to $330 million, a step up of roughly a third from the third quarter (our arithmetic, using the midpoint), and the credits now accruing will be netted against OpenAI's fees in those months. Less than 5% of 750 MW is under 37.5 MW (our arithmetic); that is the most Cerebras expects to become terminable this year, and either party, not only OpenAI, can elect to end a terminable tranche.

**For the Neoclouds layer:** a delivery penalty tied to data center readiness changes how a contracted backlog should be read. Remaining performance obligations count signed work. They do not say when the hall is energised, and under this contract every day of waiting trims the term. The same filing notes a working capital loan from OpenAI that Cerebras expects to repay largely through non-cash service credits and other permitted offsets, with amortised repayment starting only after the last tranche of the first 250 MW is delivered. The customer is also the lender, so delivery dates touch both the revenue line and the debt schedule. Our [Neoclouds layer](https://www.sotkn.com/stack/neoclouds/) and [AI Data Centers layer](https://www.sotkn.com/stack/ai-data-centers/) track both sides of that lease.

**Longer term (2027):** Cerebras says it plans to triple revenue in 2027, has new capacity contracts in Norway and Finland, and will be available in Oracle Cloud Infrastructure in 2027\. It also announced a cloud deal with a top three hyperscaler, which Reuters reported is Microsoft; the 10-Q says that agreement includes milestones that must be met before cloud inference services begin. More customers lined up behind the same halls means the delivery schedule, not the order book, sets the 2027 pace.

| Metric                               | Value                                                              | Source name                    | Date        |
| ------------------------------------ | ------------------------------------------------------------------ | ------------------------------ | ----------- |
| OpenAI committed capacity            | 750 MW over three or four years, extendable to five                | Cerebras Form 10-Q             | 12 Nov 2026 |
| OpenAI option                        | Another 1.25 GW, up to 2.0 GW by end-2030                          | Cerebras Form 10-Q             | 12 Nov 2026 |
| Delivery status at 30 Sep            | Less capacity delivered than the agreement contemplates            | Cerebras Form 10-Q             | 12 Nov 2026 |
| Service credits                      | Accruing since 1 Oct 2026                                          | Cerebras Form 10-Q             | 12 Nov 2026 |
| Terminable in 2026                   | Less than 5% of committed capacity (under 37.5 MW, our arithmetic) | Cerebras Form 10-Q             | 12 Nov 2026 |
| Revenue under the OpenAI arrangement | $72.4 million in Q3; $146.8 million in nine months                 | Cerebras Form 10-Q             | 12 Nov 2026 |
| Core revenue, Q3                     | $230.9 million, up 70%                                             | Cerebras Form 8-K Exhibit 99.1 | 12 Nov 2026 |
| Full-year core revenue outlook       | $940 million to $960 million                                       | Cerebras Form 8-K Exhibit 99.1 | 12 Nov 2026 |
| Remaining performance obligations    | $26.1 billion; about 33% expected within 24 months                 | Cerebras Form 10-Q             | 12 Nov 2026 |
| Leases not yet commenced             | About $8.5 billion undiscounted, starting 2026 and 2027            | Cerebras Form 10-Q             | 12 Nov 2026 |
| Data center capacity secured         | 700 gross MW for delivery by end-2027                              | Cerebras Form 8-K Exhibit 99.1 | 12 Nov 2026 |

## What should we watch next?

- **17 November 2026:** Cerebras is due at the TomorrowX Summit in Austin, its first investor appearance since the print. Listen for whether any tranche has passed the 90-day mark.
- **9 December 2026:** Cerebras at the Barclays Global Technology Conference in San Francisco. Any update on accepted capacity, excused delays or terminated tranches would be the first after the quarter.
- **The size of the credits.** The filing does not give a dollar figure for credits accrued since 1 October. The fourth-quarter report will show how much came off OpenAI's fees and whether any tranche was cancelled.
- **Which delays are excused.** The shortfall is stated "without adjustment" for excused delays. If some are excused by dependencies outside Cerebras's control, the credits shrink; if not, they stand.
- **What would weaken the catalyst:** capacity handed over in the fourth quarter that cures the shortfall before any tranche becomes terminable. What would strengthen it: a terminated tranche, a cut to remaining performance obligations, or a slip in the 700 MW due by the end of 2027.

## Also on the tape

- **12 Nov:** Cisco raised its fiscal 2027 outlook for AI infrastructure revenue from hyperscalers to $9 billion, more than double fiscal 2026, as first-quarter revenue rose 24% to $18.5 billion (Cisco newsroom).
- **12 Nov:** Applied Materials guided fiscal first-quarter revenue to about $11.1 billion, and its chief executive said wafer fab equipment demand should rise more than 30% in 2027 (Reuters via The Straits Times).
- **13 Nov:** AirTrunk India and JCK Infra signed with Andhra Pradesh to develop 1,400 MW of data center campuses, with proposed investment of Rs 1,03,018 crore (Moneycontrol).
- **13 Nov:** Gcore and TengriAI signed a memorandum of understanding to explore a GPU data center of up to 100 MW in Kazakhstan, phased from 2027 to 2029 (IDCNOVA).

## FAQ

**Is Cerebras's OpenAI contract at risk?**  
Part of it could be. A tranche that stays undelivered 90 days after its milestone can be terminated by either side, but Cerebras expects less than 5% of the committed 750 MW to be terminable in 2026\. The bigger near-term effect is service credits, which reduce what OpenAI pays, and shorter terms on late tranches.

**Why is the capacity late if Cerebras makes its own chips?**  
On the earnings call, the chief executive said the delays came from industry-wide shortages of land and power rather than chip manufacturing, Reuters reported. The 10-Q says data center availability and schedules are highly unpredictable.

**What are service credits?**  
Credits a supplier owes a customer when it misses an agreed service level or delivery date. Here they offset the monthly fees OpenAI pays Cerebras in later months, so they reduce revenue rather than appearing as a separate cash payment.

**Does the $26.1 billion backlog change?**  
Not yet. It would fall if any tranche of OpenAI capacity were terminated, and Cerebras says the contract value and remaining performance obligations would decrease accordingly.

**Takeaway:** Cerebras can build the systems faster than it can get the halls, and under its OpenAI contract every day the hall is late now costs it credits and contract term.

## References

1. [Cerebras Systems Inc., Form 10-Q for the quarter ended 30 September 2026](https://www.sec.gov/Archives/edgar/data/2021728/000162828026073494/cbrs-20260930.htm?ref=sotkn.com), 12 Nov 2026.
2. [Cerebras Systems Inc., Form 8-K Exhibit 99.1: Cerebras Systems Delivers Record Revenue in Third Quarter 2026, Raises Full-Year Outlook](https://www.sec.gov/Archives/edgar/data/2021728/000162828026073366/cbrsannouncesfinancialresu.htm?ref=sotkn.com), 12 Nov 2026.
3. [Reuters via Investing.com, Cerebras shares surge as forecast raise, surprise profit ease AI spending worries](https://www.investing.com/news/stock-market-news/cerebras-shares-surge-as-profit-surprise-forecast-raise-ease-ai-spending-worries-5024960?ref=sotkn.com), 13 Nov 2026.
4. [Cisco newsroom, Cisco Reports First Quarter Earnings](https://newsroom.cisco.com/c/r/newsroom/en/us/a/y2026/m11/cisco-reports-first-quarter-earnings.html?ref=sotkn.com), 12 Nov 2026.
5. [The Straits Times (Reuters), Applied Materials forecasts revenue above estimates on AI chip demand](https://www.straitstimes.com/business/applied-materials-forecasts-quarterly-revenue-above-estimates-on-strong-ai-chip-demand?ref=sotkn.com), 13 Nov 2026.
6. [Moneycontrol, Andhra Pradesh signs Rs 1.42 lakh crore investment deals; AirTrunk-JCK Infra commits Rs 1.03 lakh crore](https://www.moneycontrol.com/news/business/andhra-pradesh-signs-rs-1-42-lakh-crore-investment-deals-airtrunk-jck-infra-commits-rs-1-03-lakh-crore-14079279.html?ref=sotkn.com), 13 Nov 2026.
7. [IDCNOVA, Gcore and TengriAI Sign MoU to Explore 100 MW AI Data Center in Kazakhstan](https://www.idcnova.com/news/Gcore-and-TengriAI-Sign-MoU-to-Explore-100-MW-AI-Data-Center-in-Kazakhstan?ref=sotkn.com), 13 Nov 2026.