Energy Vault

Energy Vault Holdings (NYSE: NRGV) is a Swiss-founded, US-headquartered energy storage company delivering grid-scale storage hardware, software, and services worldwide. Its portfolio spans battery energy storage (B-VAULT), gravity-based storage (G-VAULT / EVx), and green-hydrogen storage (H-VAULT), unified by VaultOS, an energy management software platform providing real-time monitoring, operational control, and optimized dispatch across storage and generation assets, alongside Vault Bidder and Vault Manager for market bidding and asset management. The company serves utilities, independent power producers, and large energy users, with more than 1.4 GWh deployed since 2023. Backed by SoftBank Vision Fund, Energy Vault is a frontier-tech company in the API Evangelist network. As of this enrichment pass it publishes no public developer API, developer portal, SDK, or API reference; VaultOS is delivered as a proprietary, deployment-integrated platform rather than a public API product.

Energy Vault is profiled on the APIs.io network. Tagged areas include Company, Frontier Tech, Energy Storage, Energy Management, and Battery Storage.

Energy Vault’s developer surface includes engineering blog, support, and 3 more developer resources.

🌐 Visit website 📡 Source on GitHub

10.2/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5

0 APIs

CompanyFrontier TechEnergy StorageEnergy ManagementBattery StorageGravity StorageGreen HydrogenGrid ScaleRenewable EnergyVaultOS

Kin Score

Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5

Composite quality — 10.2/100 · minimal

Contract Quality 0.0 / 25

Developer Ergonomics 1.3 / 20

Commercial Clarity 2.1 / 20

Operational Transparency 0.0 / 13

Governance 0.0 / 12

Discoverability 6.8 / 10

Agent readiness — 0/100 · human only

Machine-Readable Contract 0 / 18

Agentic Access Contract 0 / 15

MCP Server 0 / 12

Machine-Readable Auth 0 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 0 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/energy-vault: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Support

Support

Commercial 1

Pricing, plans, and the legal terms of use

PrivacyPolicy

PrivacyPolicy

Company 2

The organization behind the API

Website

Website

Blog

Blog

Source (apis.yml)

aid: energy-vault
name: Energy Vault
description: 'Energy Vault Holdings (NYSE: NRGV) is a Swiss-founded, US-headquartered energy storage company delivering grid-scale
  storage hardware, software, and services worldwide. Its portfolio spans battery energy storage (B-VAULT), gravity-based
  storage (G-VAULT / EVx), and green-hydrogen storage (H-VAULT), unified by VaultOS, an energy management software platform
  providing real-time monitoring, operational control, and optimized dispatch across storage and generation assets, alongside
  Vault Bidder and Vault Manager for market bidding and asset management. The company serves utilities, independent power
  producers, and large energy users, with more than 1.4 GWh deployed since 2023. Backed by SoftBank Vision Fund, Energy Vault
  is a frontier-tech company in the API Evangelist network. As of this enrichment pass it publishes no public developer API,
  developer portal, SDK, or API reference; VaultOS is delivered as a proprietary, deployment-integrated platform rather than
  a public API product.'
url: https://raw.githubusercontent.com/api-evangelist/energy-vault/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- softbank-vision-fund
x-tier: stub
x-tier-reason: portfolio-lead
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-19'
tags:
- Company
- Frontier Tech
- Energy Storage
- Energy Management
- Battery Storage
- Gravity Storage
- Green Hydrogen
- Grid Scale
- Renewable Energy
- VaultOS
image: https://www.energyvault.com/hubfs/ev-fav.png
apis: []
common:
- type: Website
  url: https://www.energyvault.com
- type: Blog
  url: https://www.energyvault.com/newsroom
- type: Support
  url: https://www.energyvault.com/contact-us
- type: PrivacyPolicy
  url: https://www.energyvault.com/privacy-policy
- type: DomainSecurity
  url: security/energy-vault-domain-security.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence