TransportAPI website screenshot

TransportAPI

TransportAPI is a managed data service provider for UK public transport, offering real-time and scheduled bus, rail, and multimodal transport data via REST and WebSocket APIs to power apps, websites, analytics, and data-mining workflows.

TransportAPI publishes 4 APIs on the APIs.io network, including Bus Information API, Journey Planner API, Places API, and 1 more. Tagged areas include Public Transit, Transport, UK, Real-Time, and Journey Planning.

The TransportAPI catalog on APIs.io includes 1 JSON-LD context and 1 Spectral governance ruleset.

TransportAPI’s developer surface includes authentication, documentation, signup flow, GitHub presence, engineering blog, and 4 more developer resources.

🌐 Visit website 📡 Source on GitHub
46.9/100 developing ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumSelf serve⚡ Free to try
4 APIs
Public TransitTransportUKReal-TimeJourney PlanningBusRail

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 46.9/100 · developing
Contract Quality 16.7 / 25
Developer Ergonomics 4.3 / 20
Commercial Clarity 7.9 / 20
Operational Transparency 4.8 / 13
Governance 5.7 / 12
Discoverability 7.4 / 10
Agent readiness — 31/100 · agent aware
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 0 / 8
Request/Response Examples 0 / 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/transportapi: 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 4

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

TransportAPI Bus Information API

Real-time and scheduled bus departure and arrival data

TransportAPI Journey Planner API

Multimodal journey planning across Great Britain

TransportAPI Places API

Transport stops, stations, and points of interest

TransportAPI Rail Information API

Real-time and scheduled rail departure and arrival data

Open Collections 1

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

TransportAPI

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Transportapi Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Transportapi Rate Limits

5 limits

RATE LIMITS

FinOps 1

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

Transportapi Finops

FINOPS

Semantic Vocabularies 1

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

Transportapi Context

29 classes · 0 properties

JSON-LD

Spectral Rules 1

Spectral governance rulesets for linting and validating these APIs.

TransportAPI API Rules

10 rules · 2 errors 4 warnings 1 info

SPECTRAL

JSON Structure 1

JSON Structure definitions describing this provider's data shapes.

Transportapi Departure Structure

0 properties

JSON STRUCTURE

Examples 2

Example request and response payloads for these APIs.

Transportapi Get Bus Stop Live Departures Example

2 fields

EXAMPLE

Transportapi Plan Journey Example

2 fields

EXAMPLE

Security Posture 2

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

Transportapi Authentication

apiKey · 2 schemes

SECURITY

Transportapi Domain Security

TLSv1.3 · HSTS

SECURITY

Agentic Access 1

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

Transportapi Agentic Access

7 operations

7 operations · 0 acting

AGENTIC

Resources

Get Started 1

Portal, sign-up, and the first successful call

Signup
Signup

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Build 1

SDKs, sample code, and the tooling you integrate with

GitHub
GitHub

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Authentication
Authentication

Company 3

The organization behind the API

LinkedIn
LinkedIn
 Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: transportapi
name: TransportAPI
description: TransportAPI is a managed data service provider for UK public transport, offering real-time and scheduled bus,
  rail, and multimodal transport data via REST and WebSocket APIs to power apps, websites, analytics, and data-mining workflows.
type: Index
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
position: Consumer
access: 3rd-Party
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/transportapi.png
tags:
- Public Transit
- Transport
- UK
- Real-Time
- Journey Planning
- Bus
- Rail
created: '2025-05-02'
modified: '2026-05-19'
url: https://raw.githubusercontent.com/api-evangelist/transportapi/refs/heads/main/apis.yml
specificationVersion: '0.19'
apis:
- aid: transportapi:transportapi-bus-information-api
  name: TransportAPI Bus Information API
  description: Real-time and scheduled bus departure and arrival data
  humanURL: https://developer.transportapi.com/
  baseURL: https://transportapi.com/v3/uk
  tags:
  - Bus Information
  properties:
  - type: OpenAPI
    url: openapi/transportapi-bus-information-api-openapi.yml
  - type: Documentation
    url: https://developer.transportapi.com/docs/
  - type: JSONStructure
    url: json-structure/transportapi-departure-structure.json
  - type: JSONLD
    url: json-ld/transportapi-context.jsonld
  - type: SpectralRules
    url: rules/transportapi-rules.yml
  - type: Vocabulary
    url: vocabulary/transportapi-vocabulary.yml
  - type: Signup
    url: https://developer.transportapi.com/
- aid: transportapi:transportapi-journey-planner-api
  name: TransportAPI Journey Planner API
  description: Multimodal journey planning across Great Britain
  humanURL: https://developer.transportapi.com/
  baseURL: https://transportapi.com/v3/uk
  tags:
  - Journey Planner
  properties:
  - type: OpenAPI
    url: openapi/transportapi-journey-planner-api-openapi.yml
  - type: Documentation
    url: https://developer.transportapi.com/docs/
  - type: JSONStructure
    url: json-structure/transportapi-departure-structure.json
  - type: JSONLD
    url: json-ld/transportapi-context.jsonld
  - type: SpectralRules
    url: rules/transportapi-rules.yml
  - type: Vocabulary
    url: vocabulary/transportapi-vocabulary.yml
  - type: Signup
    url: https://developer.transportapi.com/
- aid: transportapi:transportapi-places-api
  name: TransportAPI Places API
  description: Transport stops, stations, and points of interest
  humanURL: https://developer.transportapi.com/
  baseURL: https://transportapi.com/v3/uk
  tags:
  - Places
  properties:
  - type: OpenAPI
    url: openapi/transportapi-places-api-openapi.yml
  - type: Documentation
    url: https://developer.transportapi.com/docs/
  - type: JSONStructure
    url: json-structure/transportapi-departure-structure.json
  - type: JSONLD
    url: json-ld/transportapi-context.jsonld
  - type: SpectralRules
    url: rules/transportapi-rules.yml
  - type: Vocabulary
    url: vocabulary/transportapi-vocabulary.yml
  - type: Signup
    url: https://developer.transportapi.com/
- aid: transportapi:transportapi-rail-information-api
  name: TransportAPI Rail Information API
  description: Real-time and scheduled rail departure and arrival data
  humanURL: https://developer.transportapi.com/
  baseURL: https://transportapi.com/v3/uk
  tags:
  - Rail Information
  properties:
  - type: OpenAPI
    url: openapi/transportapi-rail-information-api-openapi.yml
  - type: Documentation
    url: https://developer.transportapi.com/docs/
  - type: JSONStructure
    url: json-structure/transportapi-departure-structure.json
  - type: JSONLD
    url: json-ld/transportapi-context.jsonld
  - type: SpectralRules
    url: rules/transportapi-rules.yml
  - type: Vocabulary
    url: vocabulary/transportapi-vocabulary.yml
  - type: Signup
    url: https://developer.transportapi.com/
common:
- type: AgenticAccess
  url: agentic-access/transportapi-agentic-access.yml
- type: DomainSecurity
  url: security/transportapi-domain-security.yml
- type: Authentication
  url: authentication/transportapi-authentication.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/transportapi
- type: Website
  url: https://www.transportapi.com/
- type: Documentation
  url: https://developer.transportapi.com/
- type: Signup
  url: https://developer.transportapi.com/
- type: GitHub
  url: https://github.com/transportapi
- url: https://www.transportapi.com/blog/
  type: Blog
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com