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MarketsPricing

The product

Live mapPrices, transmission, outages and weather in every live marketGrid agentAsk in plain English, get a sourced answerRadar and alertsWatch a market and hear when it turnsReportsBriefings on the markets and assets you follow

Browse

AssetsPower plants, storage, data centers and network infrastructureData centersFacilities, operators, utilities and disclosed powerData catalogEvery dataset, its source and how fresh it isMetis forecastsPrice forecasts as a full range of outcomesProjectsSoonA data room that knows the grid

By team

Trading desksUtilities and co-opsISOs and RTOsAsset ownersData centers and large loadsAsset reportsA report on one asset or siteAll solutions

Build

API and MCPThe same data in your own code and agentsData servicesHistory delivered to your warehouseEnterpriseYour own assets and network, privately

Read

StoriesWhat happened on the grid, and whyBlogEssays on power markets and the gridChangelogWhat's new in Ask the GridGlossaryPower-market terms, explainedWhat grid am I on?Find the operator for your state

Ask the Grid

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  1. Home
  2. /Platform
  3. /Metis

Forecast the grid with Metis.

Parisi Labs' world models for physical systems, starting with energy. Forecast price across ERCOT, NYISO, CAISO, and PJM, with uncertainty for each interval.

See today’s ERCOT forecastTry the Forecast API

Forward outlook

Day-ahead priceMetis 1 Preview

6:45 PM

$110p50

p10–p90 $67–$176

58% chance above $100

$0$100$2009:00 PM3:00 AM9:00 AM3:00 PM9:00 PM
Brighter is likelier · edges include lower and higher spikesIllustrative

Brighter is likelier. Run a finger or cursor along the day, or switch to Fan to see the same forecast as nested bands.

Forecast outputs

Public preview outputs open in the console for every account. Private preview outputs are set up for your organization on request.

Outputs

Price

Forecast price across ERCOT, NYISO, CAISO, and PJM, with uncertainty for each interval.

Horizon

2 days

Each published output has its own available horizon and native interval.

Coverage

ERCOT, NYISO, CAISO, and PJM

Choose a native target for each output in the developer console.

Re-issued

1 hour

Compare issue times and model versions alongside each returned forecast.

Loading published forecast outputs…

Same average, different risk

A point forecast says tomorrow’s 7 PM price will be $50. That could be a quiet hour that settles between $35 and $65. It could also be a nine-in-ten chance of $30 and a one-in-ten chance of $230. The average is identical.

For a battery deciding when to discharge, or a desk carrying short exposure into the evening, those are opposite days. Metis forecasts the distribution itself, so the second day looks like the second day.

How to read a probabilistic price forecast

Quiet evening

Chance above $100 0%

50%
50%
$0$100$200$300

Spike in play

Chance above $100 10%

90%
10%
$0$100$200$300
Illustrative. Both distributions average $50/MWh (dashed line).

What you can read off it

One forecast, four readings. Each is a question a desk or an operator already asks, answered by the shape of the distribution.

Price forecast · ERCOTIllustrative
Metis 1 Preview · brighter is likelierp50Day-ahead
Spike mode
9 PM
9 PM
Price forecast · ERCOTIllustrative
Metis 1 Preview · brighter is likelierp50Day-ahead
Likeliest peak
9 PM
9 PM
Price forecast · ERCOTIllustrative
Metis 1 Preview · brighter is likelierp50Day-ahead
Above day-ahead
9 PM
9 PM
Price forecast · ERCOTIllustrative
Metis 1 Preview · brighter is likelierp50Day-ahead
Range opens before the ramp
9 PM
9 PM

In the product

Open From a hub card to the forecast that came before
Open Where the forecast is least sure

Or ask in plain English

The agent reads the same forecast, lines it up with the day-ahead price and what has settled, and cites the issue time.

  • “Where does the Metis 1 Preview price forecast show upside risk in ERCOT over the next 24 hours?”
  • “How does the Metis 1 Preview price forecast compare with weather and load forecasts in CAISO?”
Grid agentERCOT
Where could prices at HB_WEST spike this evening?
Ran 4 tools
Search catalogMetis 1 Preview price forecast
ForecastHB_WEST, real-time price
QuerySELECT … FROM ercot.spp_day_ahead_hourly
Chartforecast band beside day-ahead
atg.metis_1_preview_nodal_lmp·ercot.spp_day_ahead_hourly

What it reads

For the price forecast, load, generation and weather describe the grid alongside recent and day-ahead prices. Every input is lined up to when it was actually available, the way it would have reached a trader at that hour.

Inputs · ERCOTIllustrative
Load forecasts
Wind and solar forecasts
Weather forecasts
Outages
Day-ahead prices
Issued

Only what was published by the issue time

Every forecast is kept, and scored against what settled.

Each hourly issuance is stored as its own vintage, so one interval is forecast again and again as it approaches. When it settles, every one of those forecasts is scored as it was issued, against the real-time price and the day-ahead auction. Nothing is redrawn with hindsight.

Scores by market and location sit on the accuracy board, beside every other forecast Ask the Grid tracks.

Open the accuracy board
$0$100$200

Where it runs

Forecast pages and the map

The distribution sits beside observed real-time prices and the cleared day-ahead price, on forecast pages, node pages, and the map.

ERCOT price forecast

The agent

Ask about upside risk or tomorrow's peak in plain English. The agent reads the same forecast and cites its issue time.

Ask about ERCOT

Forecast API

Request a node, zone, or hub over HTTPS and get the same bands, issue times, and settled prices the product draws.

Open the playground

MCP

The Metis family

Metis is how Parisi Labs builds world models: models that learn how a physical system behaves and explore the futures it could take. Power comes first. It couples many physical systems, repeats its decisions every few minutes, and settles every one of them against an outcome you can measure.

Prices are where the family starts. The direction from here is the one in the Parisi Labs thesis: from forecasting how a system usually evolves to learning how it changes when you act on it.

Read the Parisi Labs thesis

Model card

Intended use

  • Comparing a location's outlook with cleared day-ahead prices
  • Sizing upper-tail spike risk and when the highest-price interval lands
  • Scoring forecast vintages against the prices that settled

Limits

  • Accuracy varies by market and lead time. Evaluate the horizon your decision depends on.
  • It is not a power-flow or transmission-network simulation.
  • Each published forecast source sets its own market coverage, issue cadence, and model version.

Questions

What does Metis forecast?

Parisi Labs' family of world models for physical systems, starting with energy. Forecast price across ERCOT, NYISO, CAISO, and PJM, with uncertainty for each interval.

See the range before it settles

Create a workspace to explore published forecasts, switch between outputs and compare their issue times, units and horizons in the console.

Create free workspace See plans
24 h before12 h before6 h before1 h beforeSettled6:45 PM
Illustrative. One interval, forecast at four lead times. Dot is the median, line is p10 to p90.

Give your own agent the forecast as a tool, with the source attached to every answer.

Connect over MCP

Request

GET /api/v1/grid/forecasts
  ?iso=ERCOT
  &targetKind=node
  &targetId=HB_NORTH

Response, per series

issuedAt
when this forecast was issued
points[].p10 · p50 · p90
bands for each interval
points[].levels
every published quantile
points[].actual
the settled price, once it settles
points[].modelVersion
the build that produced the point
Get an API key

Which locations can I see for free?

With a free Ask the Grid account you can read price forecasts at ERCOT's trading hubs and load zones, CAISO's trading hubs, and PJM's trading hubs. The console shows the targets and access for each published output.

How is a price forecast different from the day-ahead price?

The day-ahead price is one cleared number per hour, set once by the auction. A price forecast describes the range of possible real-time prices. Ask the Grid plots the two together so you can see where they disagree.

How do I know how accurate it is?

Compare the forecast issued before an interval with the observed outcome. Scores depend on the output, location, lead time and forecast vintage; the price accuracy board shows its evaluation basis.

Does it forecast load or renewables too?

Forecast price across ERCOT, NYISO, CAISO, and PJM, with uncertainty for each interval. The published-output list shows which load, generation and weather metrics can be requested, with their units and horizons.

Can I use several outputs together?

Yes. Select published outputs in Forecast together, or use the batch Forecast API. Each result retains its own targets, units, horizon and issue time, with independent interval-level uncertainty.

Metis 1 Preview

Model card
OutputHorizonIntervalAccess
Price$/MWhPublic preview
Up to 2 days
5-minute intervals
ERCOTNYISOCAISOPJM
LoadPrivate preview
System and load-zone demand
Wind generationPrivate preview
Wind fleet output
Solar generationPrivate preview
Solar fleet output
Other generationPrivate preview
Generation outside wind and solar