AI Capex Tracker

OpenAI CoreWeave September extension

commitment · AI lab

Up to USD 6.5bn1

Up to. Expansion announced September 2025. Incremental OpenAI purchase commitment; contractual delivery conditions apply. Not realised capex and included in aggregate relationship value. Original disclosure.

Verified

Disclosure dated 2025-09-25

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What this value measures

Cloud purchase extension. Incremental OpenAI purchase commitment; contractual delivery conditions apply. Not realised capex and included in aggregate relationship value. Source definition.

Keep commitment separate from other value types. Annual totals, forecast vintages, programme components and customer contracts can describe overlapping infrastructure. Read the overlap rules.

The reading

Amounts in source currency, billions
Company / programme Reporting entity, programme owner or contract seller. Editorial grouping follows the named source.
OpenAI 1
Sector Editorial sector classification based on the disclosed business or programme.
AI lab 1
Value type Capex is reported expenditure; commitment is a purchase agreement or announced investment; guidance is a forecast; programme budget is a policy envelope. Types are never summed.
commitment 1
Amount bn Monetary amount in billions of the stated currency. The qualifier identifies ceilings, floors and approximations. Null means no exact monetary value disclosed.
6.5 1
Currency Source currency, retained without FX conversion. Applies only to monetary amounts; compare within a single currency.
USD 1
Qualification Reported, approximate, range, upper/lower bound or plan status, as stated in the source.
Up to 1
Period / horizon Original fiscal period or announced multi-year horizon. Annual totals overlap quarters; future horizons do not imply actual spend.
Expansion announced September 2025 1
Disclosure date Date of the cited disclosure or its stated update. Null where a precise date was not verified. Access date is separately recorded.
2025-09-25 1
Measurement basis Accounting or contractual definition. Customer lease revenue is a commitment by the customer, not vendor capex; investment plans are prospective.
Cloud purchase extension 1

Sources

  1. OpenAI — CoreWeave September extension accessed 2026-11-11

Cite this reading

AI Capex Tracker, “OpenAI CoreWeave September extension”, https://aicapextracker.com/openai-coreweave-september-extension/ (verified 2026-11-11).

Compilation: CC BY 4.0. CSV or JSON with provenance.

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