Realta Fusion

Realta Fusion is a fusion-energy company developing compact, scalable, modular magnetic-mirror fusion systems branded CoSMo fusion to deliver zero-carbon heat and electricity for industrial energy needs. Backed by Khosla Ventures, the company designs prefabricated fusion modules that can be assembled to meet a variety of industrial power and process-heat requirements, targeting decarbonization of the roughly 37 billion metric tons of annual CO2 emissions from energy production. Realta Fusion is a hardware and energy-systems company and does not currently publish a public API, SDK, or developer platform; this profile tracks it in the API Evangelist network as a Khosla Ventures portfolio company.

Realta Fusion is profiled on the APIs.io network. Tagged areas include Company, Fusion Energy, Clean Energy, Nuclear Fusion, and Industrial Heat.

Realta Fusion’s developer surface includes engineering blog and 3 more developer resources.

🌐 Visit website 📡 Source on GitHub
9.3/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
0 APIs
CompanyFusion EnergyClean EnergyNuclear FusionIndustrial HeatDecarbonizationEnergy

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 9.3/100 · minimal
Contract Quality 0.0 / 25
Developer Ergonomics 0.4 / 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/realtafusion: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Realtafusion Domain Security

TLSv1.3 · DMARC

SECURITY

Resources

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

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)

apis.yml Raw ↑ 
aid: realtafusion
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/realtafusion.png
name: Realta Fusion
description: Realta Fusion is a fusion-energy company developing compact, scalable, modular magnetic-mirror fusion systems
  branded CoSMo fusion to deliver zero-carbon heat and electricity for industrial energy needs. Backed by Khosla Ventures,
  the company designs prefabricated fusion modules that can be assembled to meet a variety of industrial power and process-heat
  requirements, targeting decarbonization of the roughly 37 billion metric tons of annual CO2 emissions from energy production.
  Realta Fusion is a hardware and energy-systems company and does not currently publish a public API, SDK, or developer platform;
  this profile tracks it in the API Evangelist network as a Khosla Ventures portfolio company.
url: https://raw.githubusercontent.com/api-evangelist/realtafusion/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- khosla-ventures
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-20'
tags:
- Company
- Fusion Energy
- Clean Energy
- Nuclear Fusion
- Industrial Heat
- Decarbonization
- Energy
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: DomainSecurity
  url: security/realtafusion-domain-security.yml
- type: Website
  url: https://realtafusion.com/
- type: Blog
  url: https://realtafusion.com/blog/
- type: PrivacyPolicy
  url: https://realtafusion.com/privacy-policy
x-enrichment:
  date: '2026-07-20'
  status: minimal
  artifacts_added: 1
  pass: local-v1