ERCOT

ERCOT NP3 910 ER API

2-Day Real Time Gen and Load Data ReportsThis report will contain all 48 Hour disclosure data related to Real Time. The following individual files are included in the report:NP3-919-EX 48-hour Aggregate Output Schedules; NP3-920-EX 48-hour Aggregate Generation Summary; NP3-921-EX 48-hour Aggregate Load Summary; NP3-922-EX 48-hour Aggregate Dynamically Schedules Resources and Load; NP3-924-EX 48-hour Aggregate Load Summary by Disclosure Areas; NP3-931-EX 48-hour Aggregate Output Schedules by Disclosure Areas; NP3-935-EX 48-hour Aggregate Generation Summary by Disclosure Areas (previously 48 Hour Real Time Gen and Load Data Reports).

GitHub OpenAPI

Operations 16

GET /np3-910-er/2d_agg_out_sched_west 2 Day Aggregated Output Schedule West #
GET /np3-910-er/2d_agg_out_sched_south 2 Day Aggregated Output Schedule South #
GET /np3-910-er/2d_agg_out_sched_north 2 Day Aggregated Output Schedule North #
GET /np3-910-er/2d_agg_out_sched_houston 2 Day Aggregated Output Schedule Houston #
GET /np3-910-er/2d_agg_out_sched 2 Day Aggregated Output Schedule #
GET /np3-910-er/2d_agg_load_summary_west 2 Day Aggregated Load Summary West #
GET /np3-910-er/2d_agg_load_summary_south 2 Day Aggregated Load Summary South #
GET /np3-910-er/2d_agg_load_summary_north 2 Day Aggregated Load Summary North #
GET /np3-910-er/2d_agg_load_summary_houston 2 Day Aggregated Load Summary Houston #
GET /np3-910-er/2d_agg_load_summary 2 Day Aggregated Load Summary #
GET /np3-910-er/2d_agg_gen_summary_west 2 Day Aggregated Generation Summary West #
GET /np3-910-er/2d_agg_gen_summary_south 2 Day Aggregated Generation Summary South #
GET /np3-910-er/2d_agg_gen_summary_north 2 Day Aggregated Generation Summary North #
GET /np3-910-er/2d_agg_gen_summary_houston 2 Day Aggregated Generation Summary Houston #
GET /np3-910-er/2d_agg_gen_summary 2 Day Aggregated Generation Summary #
GET /np3-910-er/2d_agg_dsr_loads 2 Day Aggregated DSR Loads #

Documentation

📖
RateLimits
https://raw.githubusercontent.com/api-evangelist/ercot/refs/heads/main/rate-limits/ercot-rate-limits.yml
📖
Documentation
https://developer.ercot.com/applications/pubapi/user-guide/using-api/
📖
GettingStarted
https://developer.ercot.com/applications/pubapi/user-guide/registration-and-authentication/
📖
APIReference
https://apiexplorer.ercot.com/api-details#api=pubapi-apim-api
📖
Authentication
https://developer.ercot.com/applications/pubapi/user-guide/registration-and-authentication/
📖
RateLimits
https://developer.ercot.com/applications/pubapi/known-limits/

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/ercot/refs/heads/main/openapi/ercot-np3-910-er-api-openapi.yml

Other Resources

🔗
Conventions
https://raw.githubusercontent.com/api-evangelist/ercot/refs/heads/main/conventions/ercot-conventions.yml
🔗
ErrorCatalog
https://raw.githubusercontent.com/api-evangelist/ercot/refs/heads/main/errors/ercot-problem-types.yml
🔗
DataModel
https://raw.githubusercontent.com/api-evangelist/ercot/refs/heads/main/data-model/ercot-data-model.yml
🔗
KnownLimits
https://developer.ercot.com/applications/pubapi/known-limits/
🔗
ChangeLog
https://developer.ercot.com/applications/pubapi/relnotes/
🔗
Deprecation
https://developer.ercot.com/applications/pubapi/deprecation-notices/
🔗
OpenIDConfiguration
https://ercotb2c.b2clogin.com/ercotb2c.onmicrosoft.com/B2C_1_PUBAPI-ROPC-FLOW/v2.0/.well-known/openid-configuration

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/ercot-np3-910-er-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

ercot-np3-910-er-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: ERCOT Public API Client/Developer Documentation NP3 910 ER…
  description: Client/Developer RESTFul web services documentation for ERCOT Market Information List (EMIL) products.
  version: '1.0'
servers:
- url: https://api.ercot.com/api/public-reports
security:
- apiKeyHeader: []
- apiKeyQuery: []
tags:


# --- truncated at 32 KB (93 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/ercot/refs/heads/main/openapi/ercot-np3-910-er-api-openapi.yml