# Icarus

**Canonical:** https://apis.io/providers/icarus/  
**Website:** https://www.icarus.one/  
**APIs profiled:** 0

Icarus is an aerospace and defense company building autonomous, solar-powered stratospheric aircraft for persistent surveillance and connectivity. Its APOLLO platform operates continuously above 60,000 feet, delivering rapid aerial intelligence, wide-area coverage across 1,000+ square miles, and always-on, low-latency (5-10ms) direct-to-device communications for weeks-long missions without ground infrastructure. Founded in 2023 and based in El Segundo, California, Icarus was part of Y Combinator's Fall 2025 batch. The company operates in the defense/aerospace hardware space and does not currently publish any public API, developer portal, SDK, or technical developer surface; this profile captures its identity for the API Evangelist network.

## Kin Score — 3.3 / 100 (minimal)

Scored 2026-08-21 under rubric 0.12.0. Trend: flat (+0.0 from 3.3).

| Facet | Score |
|---|---|
| Discoverability | 50.0 |
| Contract Quality | 0.0 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 0.0 |
| Commercial Clarity | 0.0 |
| Access Clarity | 0.0 |

Regulatory layer — **Energy & Utilities**: 8.1 (matched via tags).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## Security (1)

- **Icarus Domain Security** — TLSv1.3 · HSTS

## Tags

Company, Aerospace, Defense, Surveillance, Connectivity, Stratospheric, Autonomous Aircraft, Solar Power

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/icarus/). Scores are computed from the provider's own public artifacts under a published rubric.