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INF_057predictionEnergyhyperscale-fusion-2035

Helion will scale to 50 gigawatts of fusion-generated power to OpenAI by 2035 — equivalent to more than 7x Grand Coulee Dam output and roughly 1,000 Helion 50-MW reactors.

Predictor: Sam Altman

Prior probability
8.0%
Current probability
43.4%
evolves via intake + LBP
Conviction
3/5
Signal quality
C
Resolution
pending
Window
2035-01-01 – 2035-11-30
Edges in / out
4 / 0
Tickers exposed
28

Prediction text

Helion will scale to 50 gigawatts of fusion-generated power to OpenAI by 2035 — equivalent to more than 7x Grand Coulee Dam output and roughly 1,000 Helion 50-MW reactors. | Helion first commercial reactor beyond Orion

Key catalyst: Helion first commercial reactor beyond Orion

Watch events: Helion path-to-breakeven; manufacturing scale-up announcements

Resolution evidence

Status: pending

Industry consensus: no fusion company has credibly modeled 1,000-reactor manufacturing scale-up within 10 years. Target exists mainly as framework-aspirational ceiling.

Predictor: Sam Altman

κ + Brier as of 2026-05-22
κ (discount)
0.583
Brier
0.0625
excellent
Hits / Misses
0 / 0
of 1 resolved
Hit rate
0.0%
Calibration plot (stated vs observed)

Evidence about this node from Sam Altman is multiplied by κ in /api/intake. Lower κ = less weight; floors at 0.10 (effectively silenced) and caps at 1.00 (full weight).

Reference class: energy_grid_rebuild_5y

Linked via embedding similarity 0.682

Major grid expansion (>50GW) within 5y of announce

Base rate
50.0%
3/6 historical
Inside weight
Outside weight
no pull
inside 43.4% → blend 43.4% 0.0pp)

Tetlock-style outside view: at TRF=1 (just predicted), outside view dominates (w_in=0.3). At TRF=0 (deadline), inside view dominates (w_in=1.0). The blend regularizes overconfident inside views toward the historical base rate.

Probability over time

4 prob_history rows
0%25%50%75%100%prior 8%2026-04-302026-05-102026-05-17
intake v2milestone miss sweeplbp propagationreference class assignedlegacy v1prior_prob (analyst seed)current = 43.4%

Milestone chain

Pre-event signals (upstream prereqs + window checkpoints) → resolution event → downstream cascades. Status/dates update from linked nodes; re-derive nightly via scripts/ops/derive_milestones.py.
Leading chain: 10 pending
  1. 2026-06-01 → 2027-12-31pendingHelion Polaris reaches commercial-grade plasma temperature (200M C)
    How: Helion press release or peer-reviewed paper documenting Polaris achieving >=200 million degrees Celsius
    Source: deep_research_enrichedconf 55%
  2. 2026-06-01 → 2027-12-31pendingOpenAI-Helion 5GW PPA agreement formally signed
    How: Definitive long-term power purchase agreement publicly disclosed by OpenAI or Helion for >=5GW
    Source: deep_research_enrichedconf 55%
  3. 2028-01-01 → 2030-12-31pendingHelion first commercial reactor delivers 50MW to Microsoft (target 2028)
    How: Microsoft confirms Helion-supplied power flowing under PPA at >=50MW
    Source: deep_research_enrichedconf 40%
  4. 2030-01-01 → 2032-12-31pendingHelion 5GW deployment milestone (target 2030)
    How: Independent confirmation that Helion has commissioned >=5GW of operational fusion capacity
    Source: deep_research_enrichedconf 20%
  5. 2032-01-01 → 2034-12-31pendingHelion fleet count >=100 reactors operational
    How: Helion or industry tracker (FIA, S&P Capital IQ) reports >=100 commercial Helion units in service
    Source: llm_enrichedconf 15%
  6. 2035-02-22pendingQ1 window check-in (25%)
  7. 2035-04-16pendingQ2 window check-in (50%)
  8. 2035-06-07pendingQ3 window check-in (75%)
  9. 2035-11-30pendingHelion fleet count >=1,000 reactors (50GW)
    How: Helion or industry data shows aggregate operational capacity >=50GW (~1,000 of 50MW units) supplied to OpenAI
    Source: llm_enrichedconf 5%

What if this resolves?

Clamp this prediction TRUE or FALSE and run a counterfactual Gibbs sample. Surfaces the predictions whose marginals shift most under that assumption.
(live posterior: 43%)

Click a button to clamp this prediction and run a Gibbs sample. Returns the predictions whose marginals shift most. ~30s per run; ideal for stress-testing "if X resolves, what else moves?"

Evidence chain

Every probability update with full Bayesian provenance — chronological, latest first
LBP2026-05-17T02:00:01Z43.4%+1.7pp
Network propagation: 41.8% → 43.4%
5-iter LBP, residual 0.00689 · damping 0.5, w_intrinsic 0.5 · method lbp_v3 · run e607fa96
LBP2026-05-10T02:00:02Z41.8%+3.2pp
Network propagation: 38.5% → 41.8%
6-iter LBP, residual 0.00584 · damping 0.5, w_intrinsic 0.5 · method lbp_v3 · run e5c18d29
LBP2026-05-03T02:00:01Z38.5%+6.1pp
Network propagation: 32.5% → 38.5%
6-iter LBP, residual 0.00677 · damping 0.5, w_intrinsic 0.5 · method lbp_v3 · run 1a683ac9
legacy v12026-04-30T01:56:50Z32.5%+24.5pp
reference_class_assigned bayesian_v2 inside=0.080 blend=0.325 w_in=0.30 energy_grid_rebuild_5y

Network propagation neighbors

Top edges sorted by latest LBP cross-impact
All propagation →

No propagation data yet. Run inference/.venv/bin/python scripts/ops/run_loopy_belief_propagation.py on the droplet, or wait for the Sunday 02:00 UTC weekly cron.

Ticker exposure

28 ticker(s) linked

Beneficiaries (22)

FCELXEOKLOCRWVLEULTBRWULFBLDPNNESMREQIXAEPAMZNBECEGDGEVGOOGLMETAMSFTRYCEYVST

Prerequisites (4)

Predictions that must hit first
TypePredTitleDomainLag
correlateS_GRID_50GW_202950GW grid expansion by Dec 2029energy_grid_expansion
correlateS_COMPUTE_10GW_2028Compute: 10GW total by Dec 2028compute_scale
correlateS_GRID_50GW_202750GW dedicated AI/data center grid by Dec 2027energy_grid_expansion
correlateS_GRID_50GW_DELAYED50GW grid expansion delayed past 2031energy_grid_expansion

Dependents (0)

Predictions enabled by this
TypePredTitleDomainLag
No dependents

Raw metadata

From Thesis_Timeline_v1.0_FINAL workbook
{
  "nia": false,
  "qty": "50 GW",
  "mode": "FORECAST",
  "role": "Cited-CEO",
  "context": "Upper end of reported framework (12.5% of Helion capacity = 50 GW). Represents the most extreme fusion commercialization timeline publicly negotiated.",
  "to_year": 2035,
  "conv_cues": "conditional framework; 10-year horizon",
  "direction": "NUMERIC_TARGET",
  "from_year": 2035,
  "timeframe": "by 2035",
  "conv_level": "MEDIUM",
  "milestones": [
    {
      "kind": "llm_pre_event",
      "label": "Helion Polaris reaches commercial-grade plasma temperature (200M C)",
      "source": "deep_research_enriched",
      "status": "pending",
      "weight": 0.4,
      "ordinal": -10,
      "source_id": null,
      "confidence": 0.55,
      "source_url": "https://techcrunch.com/2026/02/13/fusion-startup-helion-hits-blistering-temps-as-it-races-toward-2028-deadline/",
      "expected_date": "2027-03-17",
      "research_origin": "deep_research",
      "expected_date_range": {
        "to": "2027-12-31",
        "from": "2026-06-01"
      },
      "measurement_criterion": "Helion press release or peer-reviewed paper documenting Polaris achieving >=200 million degrees Celsius"
    },
    {
      "kind": "llm_pre_event",
      "label": "OpenAI-Helion 5GW PPA agreement formally signed",
      "source": "deep_research_enriched",
      "status": "pending",
      "weight": 0.4,
      "ordinal": -9,
      "source_id": null,
      "confidence": 0.55,
      "source_url": "https://techcrunch.com/2026/03/23/sam-altman-openai-fusion-energy-board-helion/",
      "expected_date": "2027-03-17",
      "research_origin": "deep_research",
      "expected_date_range": {
        "to": "2027-12-31",
        "from": "2026-06-01"
      },
      "measurement_criterion": "Definitive long-term power purchase agreement publicly disclosed by OpenAI or Helion for >=5GW"
    },
    {
      "kind": "scenario_signal",
      "label": "Scenario fires: 50GW dedicated AI/data center grid by Dec 2027",
      "status": "pending",
      "weight": 0.7,
      "ordinal": -8,
      "source_id": "S_GRID_50GW_2027",
      "expected_date": "2027-12-31",
      "observed_date": null
    },
    {
      "kind": "scenario_signal",
      "label": "Scenario fires: Compute: 10GW total by Dec 2028",
      "status": "pending",
      "weight": 0.5,
      "ordinal": -7,
      "source_id": "S_COMPUTE_10GW_2028",
      "expected_date": "2028-12-31",
      "observed_date": null
    },
    {
      "kind": "llm_pre_event",
      "label": "Helion first commercial reactor delivers 50MW to Microsoft (target 2028)",
      "source": "deep_research_enriched",
      "status": "pending",
      "weight": 0.4,
      "ordinal": -6,
      "source_id": null,
      "confidence": 0.4,
      "source_url": "https://www.datacenterdynamics.com/en/news/helion-begins-work-at-fusion-plant-expects-to-deliver-power-to-microsoft-by-2028/",
      "expected_date": "2029-07-01",
      "research_origin": "deep_research",
      "expected_date_range": {
        "to": "2030-12-31",
        "from": "2028-01-01"
      },
      "measurement_criterion": "Microsoft confirms Helion-supplied power flowing under PPA at >=50MW"
    },
    {
      "kind": "llm_pre_event",
      "label": "Helion 5GW deployment milestone (target 2030)",
      "source": "deep_research_enriched",
      "status": "pending",
      "weight": 0.4,
      "ordinal": -5,
      "source_id": null,
      "confidence": 0.2,
      "source_url": "https://www.edgen.tech/news/post/openai-negotiates-5gw-helion-fusion-power-deal",
      "expected_date": "2031-07-02",
      "research_origin": "deep_research",
      "expected_date_range": {
        "to": "2032-12-31",
        "from": "2030-01-01"
      },
      "measurement_criterion": "Independent confirmation that Helion has commissioned >=5GW of operational fusion capacity"
    },
    {
      "kind": "llm_post_event",
      "label": "Helion fleet count >=100 reactors operational",
      "source": "llm_enriched",
      "status": 
... (truncated)