# Hologram

**Canonical:** https://apis.io/providers/hologram/  
**Website:** https://www.hologram.io/  
**APIs profiled:** 8

Hologram is a global cellular IoT connectivity platform providing eUICC SIMs that roam across 550+ carrier networks in 200+ countries. The Hologram REST API lets developers activate and manage SIMs and devices, query data and SMS usage, send SMS and cloud messages to devices, manage plans and tags, and open secure Spacebridge tunnels.

## Kin Score — 31.6 / 100 (thin)

Scored 2026-08-21 under rubric 0.12.0. Trend: flat (+0.0 from 31.6).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 51.7 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 23.7 |
| Developer Ergonomics | 21.4 |
| Commercial Clarity | 28.9 |
| Access Clarity | 28.9 |

Regulatory layer — **Telecommunications**: 16.7 (matched via tags).

## Agent readiness — 29.1 (agent-aware)

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

## Access

Paid · Self-serve signup — onboarding: self-serve, pricing: paid, trial: no (confidence: high).

## APIs (8)

- **Hologram Cellular Links API** — The Cellular Links API from Hologram — 6 operation(s) for cellular links.
- **Hologram Devices API** — The Devices API from Hologram — 3 operation(s) for devices.
- **Hologram Messaging API** — The Messaging API from Hologram — 1 operation(s) for messaging.
- **Hologram Plans API** — The Plans API from Hologram — 2 operation(s) for plans.
- **Hologram SMS API** — The SMS API from Hologram — 1 operation(s) for sms.
- **Hologram Tags API** — The Tags API from Hologram — 4 operation(s) for tags.
- **Hologram Usage API** — The Usage API from Hologram — 3 operation(s) for usage.
- **Hologram Webhooks API** — The Webhooks API from Hologram — 1 operation(s) for webhooks.

## Agentic access (1)

- **Hologram Agentic Access** — 23 operations · 13 acting

## Security (2)

- **Hologram Authentication** — http · 1 scheme
- **Hologram Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Hologram Plans Pricing**

## Tags

IoT, Cellular, Connectivity, SIM, M2M

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