United Technologies

United Technologies Corporation (UTC) was an American multinational conglomerate that merged with Raytheon Company in 2020 to form Raytheon Technologies, later renamed RTX Corporation in 2023. Prior to the merger, UTC's major subsidiaries included Otis Elevator (now independent), Carrier Global (now independent), Pratt & Whitney, and Collins Aerospace. Today, Collins Aerospace (formerly UTC Aerospace Systems and Rockwell Collins) provides aviation connectivity and data exchange services through the ARINC Digital Exchange platform, including messaging, flight operations, and weather data APIs for commercial aviation.

United Technologies publishes 3 APIs on the APIs.io network: Flights API, Messages API, and Weather API. Tagged areas include Aerospace, Defense, Aviation, Manufacturing, and Connectivity.

The United Technologies catalog on APIs.io includes 1 JSON-LD context and 2 Spectral governance rulesets.

United Technologies’ developer surface includes authentication, developer portal, documentation, engineering blog, and 6 more developer resources.

🌐 Visit website 📡 Source on GitHub

51.3/100 developing ▼ -7.8 Agent 44/100 agent ready Full breakdown ↓
scored 2026-07-28 · rubric v0.6

AccessFreemiumSelf serve⚡ Free to try

3 APIs 7 Features 6 Use Cases

AerospaceDefenseAviationManufacturingConnectivityFortune 100

Kin Score

Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6

Composite quality — 51.3/100 · developing

Contract Quality 17.6 / 25

Developer Ergonomics 6.1 / 20

Commercial Clarity 7.9 / 20

Operational Transparency 4.1 / 13

Governance 8.3 / 12

Discoverability 7.4 / 10

Agent readiness — 44/100 · agent ready

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

MCP Server 0 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 8 / 8

Request/Response Examples 7 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

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/united-technologies: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 3

Individual APIs this provider publishes, each with its own machine-readable definition.

United Technologies Flights API

Flight information and tracking operations

United Technologies Messages API

Aviation message transmission and retrieval operations

United Technologies Weather API

Aviation weather data operations

Open Collections 1

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

Collins Aerospace ARINC Messaging API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

United Technologies Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

United Technologies Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

United Technologies Finops

FINOPS

Features 7

Notable capabilities this provider offers.

ARINC Global Network

Industry-standard aviation communications network connecting aircraft, airlines, airports, and ground operations worldwide.

ACARS Messaging

Aircraft Communications Addressing and Reporting System messaging for digital communications between aircraft and ground.

OOOI Flight Events

Real-time Out, Off, On, In flight event tracking for operational efficiency and on-time performance monitoring.

Aviation Weather Data

METARs, TAFs, SIGMETs, PIREPs, and graphical weather services for flight operations and dispatch.

ARINC Integrator Platform

Flexible integration platform deployable on-premise, SaaS, or in customer cloud for managing aviation data exchange.

Connected Aircraft Solutions

InteliSight, GlobalConnect, and FlightHub platforms for comprehensive connected aircraft and ground operations.

Airport Network Connectivity

AviNet Airport and GLOBALink network infrastructure for airport ground operations and avionics connectivity.

Scroll for all 7

Semantic Vocabularies 1

JSON-LD contexts and semantic vocabularies used across these APIs.

United Technologies Arinc Messaging Context

8 classes · 32 properties

JSON-LD

Spectral Rules 2

Spectral governance rulesets for linting and validating these APIs.

United Technologies API Rules

5 rules · 3 warnings 2 info

SPECTRAL

United Technologies API Rules

31 rules · 13 errors 13 warnings 5 info

SPECTRAL

JSON Schema 8

Standalone JSON Schema definitions for this provider's data models.

CloudLayer

Recommended x-agentic-access execution contracts for AI agents.

United Technologies Agentic Access

4 operations · 1 acting

AGENTIC

Use Cases 6

What developers build with this provider.

Airline Operations Control

Monitor real-time flight status, OOOI events, and aircraft communications for dispatch and operations center workflows.

Ground Operations Automation

Automate gate assignments, crew notifications, and turnaround communications using ACARS uplink messaging.

Flight Dispatch

Access METARs, TAFs, and SIGMETs for pre-flight weather briefings and in-flight weather monitoring.

Maintenance MRO Integration

Receive ACARS maintenance messages and fault codes from aircraft for predictive maintenance workflows.

Passenger Service Messaging

Send gate change and operational update messages to aircraft for cabin crew announcements.

Airport Operations Management

Integrate OOOI flight data into airport management systems for terminal planning and resource allocation.

Integrations 4

Pre-built integrations with other platforms and tools.

Airbus Skywise

Collins Aerospace joined the Digital Alliance for Aviation powered by Airbus Skywise for predictive maintenance and health monitoring.

SAP Aviation

ARINC flight operations data integrates with SAP IS-A for airline operations and financial management.

Amadeus

OOOI and flight status data integrates with Amadeus Altea CM for airline departure control and passenger services.

SITA

Complementary aviation communications network for shared messaging and airport data exchange services.

Press 5

Recent news and press coverage referencing this provider.

Get Started 1

Portal, sign-up, and the first successful call

Portal

Portal

Documentation 1

Reference material describing how the API behaves

Documentation

Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

AgenticAccess

Design & Contract 2

Pagination, idempotency, versioning, errors, and events

SpectralRules

SpectralRules

Vocabulary

Vocabulary

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Authentication

Authentication

Company 3

The organization behind the API

LinkedIn

Website

Website

Blog

Blog

Source (apis.yml)

aid: united-technologies
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/united-technologies.png
name: United Technologies
url: https://raw.githubusercontent.com/api-evangelist/united-technologies/refs/heads/main/apis.yml
description: United Technologies Corporation (UTC) was an American multinational conglomerate that merged with Raytheon Company
  in 2020 to form Raytheon Technologies, later renamed RTX Corporation in 2023. Prior to the merger, UTC's major subsidiaries
  included Otis Elevator (now independent), Carrier Global (now independent), Pratt & Whitney, and Collins Aerospace. Today,
  Collins Aerospace (formerly UTC Aerospace Systems and Rockwell Collins) provides aviation connectivity and data exchange
  services through the ARINC Digital Exchange platform, including messaging, flight operations, and weather data APIs for
  commercial aviation.
modified: '2026-05-19'
tags:
- Aerospace
- Defense
- Aviation
- Manufacturing
- Connectivity
- Fortune 100
apis:
- aid: united-technologies:united-technologies-flights-api
  name: United Technologies Flights API
  description: Flight information and tracking operations
  humanURL: https://www.rtx.com/collinsaerospace/what-we-do/industries/commercial-aviation/ground-operations/messaging-data-exchange
  baseURL: https://api.arinconline.collinsaerospace.com
  tags:
  - Flights
  properties:
  - type: OpenAPI
    url: openapi/united-technologies-flights-api-openapi.yml
  - type: Documentation
    url: https://www.rtx.com/collinsaerospace/what-we-do/industries/commercial-aviation/ground-operations/messaging-data-exchange/arinc-messaging
  - type: JSONSchema
    url: json-schema/arinc-messaging-message-schema.json
  - type: JSONSchema
    url: json-schema/arinc-messaging-flight-schema.json
  - type: JSONStructure
    url: json-structure/arinc-messaging-message-structure.json
  - type: JSONLD
    url: json-ld/united-technologies-arinc-messaging-context.jsonld
  - type: Examples
    url: examples/arinc-messaging-message-example.json
- aid: united-technologies:united-technologies-messages-api
  name: United Technologies Messages API
  description: Aviation message transmission and retrieval operations
  humanURL: https://www.rtx.com/collinsaerospace/what-we-do/industries/commercial-aviation/ground-operations/messaging-data-exchange
  baseURL: https://api.arinconline.collinsaerospace.com
  tags:
  - Messages
  properties:
  - type: OpenAPI
    url: openapi/united-technologies-messages-api-openapi.yml
  - type: Documentation
    url: https://www.rtx.com/collinsaerospace/what-we-do/industries/commercial-aviation/ground-operations/messaging-data-exchange/arinc-messaging
  - type: JSONSchema
    url: json-schema/arinc-messaging-message-schema.json
  - type: JSONSchema
    url: json-schema/arinc-messaging-flight-schema.json
  - type: JSONStructure
    url: json-structure/arinc-messaging-message-structure.json
  - type: JSONLD
    url: json-ld/united-technologies-arinc-messaging-context.jsonld
  - type: Examples
    url: examples/arinc-messaging-message-example.json
- aid: united-technologies:united-technologies-weather-api
  name: United Technologies Weather API
  description: Aviation weather data operations
  humanURL: https://www.rtx.com/collinsaerospace/what-we-do/industries/commercial-aviation/ground-operations/messaging-data-exchange
  baseURL: https://api.arinconline.collinsaerospace.com
  tags:
  - Weather
  properties:
  - type: OpenAPI
    url: openapi/united-technologies-weather-api-openapi.yml
  - type: Documentation
    url: https://www.rtx.com/collinsaerospace/what-we-do/industries/commercial-aviation/ground-operations/messaging-data-exchange/arinc-messaging
  - type: JSONSchema
    url: json-schema/arinc-messaging-message-schema.json
  - type: JSONSchema
    url: json-schema/arinc-messaging-flight-schema.json
  - type: JSONStructure
    url: json-structure/arinc-messaging-message-structure.json
  - type: JSONLD
    url: json-ld/united-technologies-arinc-messaging-context.jsonld
  - type: Examples
    url: examples/arinc-messaging-message-example.json
common:
- type: AgenticAccess
  url: agentic-access/united-technologies-agentic-access.yml
- type: DomainSecurity
  url: security/united-technologies-domain-security.yml
- type: Authentication
  url: authentication/united-technologies-authentication.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/united-technologies
- type: Website
  url: https://www.rtx.com/collinsaerospace
- type: Portal
  url: https://arinconline.collinsaerospace.com
- type: Documentation
  url: https://www.rtx.com/collinsaerospace/what-we-do/industries/commercial-aviation/ground-operations/messaging-data-exchange
- type: SpectralRules
  url: rules/united-technologies-spectral-rules.yml
- type: Vocabulary
  url: vocabulary/united-technologies-vocabulary.yaml
- type: Features
  data:
  - name: ARINC Global Network
    description: Industry-standard aviation communications network connecting aircraft, airlines, airports, and ground operations
      worldwide.
  - name: ACARS Messaging
    description: Aircraft Communications Addressing and Reporting System messaging for digital communications between aircraft
      and ground.
  - name: OOOI Flight Events
    description: Real-time Out, Off, On, In flight event tracking for operational efficiency and on-time performance monitoring.
  - name: Aviation Weather Data
    description: METARs, TAFs, SIGMETs, PIREPs, and graphical weather services for flight operations and dispatch.
  - name: ARINC Integrator Platform
    description: Flexible integration platform deployable on-premise, SaaS, or in customer cloud for managing aviation data
      exchange.
  - name: Connected Aircraft Solutions
    description: InteliSight, GlobalConnect, and FlightHub platforms for comprehensive connected aircraft and ground operations.
  - name: Airport Network Connectivity
    description: AviNet Airport and GLOBALink network infrastructure for airport ground operations and avionics connectivity.
- type: UseCases
  data:
  - name: Airline Operations Control
    description: Monitor real-time flight status, OOOI events, and aircraft communications for dispatch and operations center
      workflows.
  - name: Ground Operations Automation
    description: Automate gate assignments, crew notifications, and turnaround communications using ACARS uplink messaging.
  - name: Flight Dispatch
    description: Access METARs, TAFs, and SIGMETs for pre-flight weather briefings and in-flight weather monitoring.
  - name: Maintenance MRO Integration
    description: Receive ACARS maintenance messages and fault codes from aircraft for predictive maintenance workflows.
  - name: Passenger Service Messaging
    description: Send gate change and operational update messages to aircraft for cabin crew announcements.
  - name: Airport Operations Management
    description: Integrate OOOI flight data into airport management systems for terminal planning and resource allocation.
- type: Integrations
  data:
  - name: Airbus Skywise
    description: Collins Aerospace joined the Digital Alliance for Aviation powered by Airbus Skywise for predictive maintenance
      and health monitoring.
  - name: SAP Aviation
    description: ARINC flight operations data integrates with SAP IS-A for airline operations and financial management.
  - name: Amadeus
    description: OOOI and flight status data integrates with Amadeus Altea CM for airline departure control and passenger
      services.
  - name: SITA
    description: Complementary aviation communications network for shared messaging and airport data exchange services.
- url: https://www.rtx.com/rss-feeds/news
  type: Blog
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com