Compute Institute
Ratings for the physical buildout of AI
Stargate Milam County (OpenAI / SB Energy)

Stargate Milam County (OpenAI / SB Energy)

Construction
Confirmed

Jurisdiction: US — Texas (ERCOT)

Milam County, TX (near Cameron); coordinates approximate to county seat, exact parcel not published in cited sources

Capacity
1,200 MW basis: unspecified
GPUs (est.)
Capex
Announced
Target operational

Delivery health score

72 /100
72/100

Methodology prs-v0.1 · computed · trigger: manual

Schedule

90 /100
90/100

Regulatory

70 /100
70/100

Infrastructure

70 /100
70/100

Capital

50 /100
50/100

Why this score — factor breakdown

Each factor below contributed to the current score. Contributions are rubric weights from methodology prs-v0.1; every factor cites the record it is derived from.

Dimension
Factor
Contribution
Cites
Narrative
Capital baseline 40 Stargate Milam County (OpenAI / SB Energy) No committed capital evidenced on any entity role — announcement-only anchor region (§B.2.4).
Capital commercial milestone +10 Commercial Lease Commercial milestone "Commercial Lease" achieved on 2026-01-09.
Infrastructure baseline 70 Stargate Milam County (OpenAI / SB Energy) No-adverse-evidence infrastructure baseline (disclosed config, scoring.prs.baselines).
Regulatory baseline 70 Stargate Milam County (OpenAI / SB Energy) No-adverse-evidence regulatory baseline (disclosed config, scoring.prs.baselines).
Schedule baseline 80 Stargate Milam County (OpenAI / SB Energy) No-adverse-evidence schedule baseline (disclosed config, scoring.prs.baselines).
Schedule milestone achieved +5 Announcement Milestone "Announcement" achieved on/ahead of its first announced date (2025-09-23).
Schedule milestone achieved +5 Commercial Lease Milestone "Commercial Lease" achieved on/ahead of its first announced date (2026-01-09).

Milestones

  1. Announcement

    Achieved

    Announcement · Actual:

  2. Commercial Lease

    Achieved

    Commercial lease · Actual:

  3. Commissioning

    Expected
    1 revision

    Commissioning · Expected:

  4. Energization

    Expected
    1 revision

    Energization · Expected:

Constraint observations

No active constraint observations recorded against this project.

Entities & roles

Entity
Role
Ownership
Committed capital
OpenAI
Investor
OpenAI
Owner
SB Energy
Developer
SB Energy
Operator
SoftBank Group
Investor

Sources & citations

Every substantive field on this record is backed by a canonical claim from a cited source document, graded on the E1 (strongest) – E5 (weakest) evidence ladder.

  1. OpenAI · Sep 23, 2025 · backs: actual date

    https://openai.com/index/five-new-stargate-sites/

  2. OpenAI · backs: actual date

    https://openai.com/index/stargate-sb-energy-partnership/

  3. CNBC · Jan 9, 2026 · backs: capacity mw, expected date, status

    https://www.cnbc.com/2026/01/09/openai-and-softbank-group-announce-1-billion-investment-in-sb-energy-.html

  4. Epoch AI · backs: expected date

    https://epochai.substack.com/p/openai-stargate-where-the-us-sites

Signals

Recent ingested source documents linked to this project via extracted claims or triage mentions, newest first.

  1. · CNBC · relevance 0.30

  2. · OpenAI · relevance 0.85

  3. Epoch AI · relevance 0.70

  4. Epoch AI · relevance 0.70

  5. OpenAI · relevance 0.70