Looking Glass Networks

Looking Glass Networks, Inc. was a facilities-based telecommunications carrier founded in 2000 and headquartered in Oak Brook, Illinois. It built, owned, and operated metropolitan fiber-optic networks (approximately 2,000 route miles across 14 major U.S. metro markets, serving roughly 215 buildings), providing SONET/SDH, wavelength, and Ethernet data-transport services along with dark fiber and carrier-neutral colocation. Backed by Battery Ventures and Madison Dearborn Partners, the company was acquired by Level 3 Communications on August 2, 2006 and no longer operates independently. It exposes no public API or developer surface.

Looking Glass Networks is profiled on the APIs.io network. Tagged areas include Company, Telecommunications, Fiber Optic, Networking, and Colocation.

🌐 Visit website 📡 Source on GitHub

6.8/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5

0 APIs

CompanyTelecommunicationsFiber OpticNetworkingColocationEthernetDefunctAcquired

Kin Score

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

Composite quality — 6.8/100 · minimal

Contract Quality 0.0 / 25

Developer Ergonomics 0.0 / 20

Commercial Clarity 0.0 / 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

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Source (apis.yml)

aid: looking-glass-networks
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/looking-glass-networks.png
name: Looking Glass Networks
description: Looking Glass Networks, Inc. was a facilities-based telecommunications carrier founded in 2000 and headquartered
  in Oak Brook, Illinois. It built, owned, and operated metropolitan fiber-optic networks (approximately 2,000 route miles
  across 14 major U.S. metro markets, serving roughly 215 buildings), providing SONET/SDH, wavelength, and Ethernet data-transport
  services along with dark fiber and carrier-neutral colocation. Backed by Battery Ventures and Madison Dearborn Partners,
  the company was acquired by Level 3 Communications on August 2, 2006 and no longer operates independently. It exposes no
  public API or developer surface.
url: https://raw.githubusercontent.com/api-evangelist/looking-glass-networks/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- battery-ventures
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-20'
tags:
- Company
- Telecommunications
- Fiber Optic
- Networking
- Colocation
- Ethernet
- Defunct
- Acquired
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
x-enrichment:
  date: '2026-07-20'
  status: nochange
  artifacts_added: 0
  pass: local-v1