Detect Language website screenshot

Detect Language

The Detect Language API is a web service that identifies the language of a given text with high accuracy, whether it's a long passage, short phrase, or single word. It supports detection of 164 languages and offers fast performance with low latency globally. The API also allows for batch processing, maintains strong security and privacy standards, and is available through both free and premium plans.

Detect Language publishes 3 APIs on the APIs.io network: Account API, Detection API, and Languages API. Tagged areas include Detection, Languages, and Translation.

Detect Language’s developer surface includes authentication, documentation, pricing, FAQ, and 8 more developer resources.

🌐 Visit website 📡 Source on GitHub
45.3/100 developing ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumSelf serve⚡ Free to try
3 APIs
DetectionLanguagesTranslation

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 45.3/100 · developing
Contract Quality 14.5 / 25
Developer Ergonomics 3.9 / 20
Commercial Clarity 14.2 / 20
Operational Transparency 6.2 / 13
Governance 0.0 / 12
Discoverability 6.5 / 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/detect-language: 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.

Detect Language Account API

Account status and metadata

Detect Language Detection API

Language detection endpoints

Detect Language Languages API

Supported languages

Open Collections 1

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

Detect Language API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Detect Language Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Detect Language Rate Limits

5 limits

RATE LIMITS

FinOps 1

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

Detect Language Finops

FINOPS

Security Posture 2

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

Detect Language Authentication

http · 1 scheme

SECURITY

Detect Language Domain Security

TLSv1.3 · DMARC

SECURITY

Agentic Access 1

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

Detect Language Agentic Access

3 operations · 1 acting

3 operations · 1 acting

AGENTIC

Resources

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

GitHubOrganization
GitHubOrganization

Access & Security 4

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Authentication
Authentication
 Security
Security
 Authentication
Authentication

Operate 1

Status, limits, changes, and where to get help

FAQ
FAQ

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Other 1

Properties that don't map to a standard resource type

Regions
Regions

Source (apis.yml)

apis.yml Raw ↑ 
aid: detect-language
url: https://raw.githubusercontent.com/api-evangelist/detect-language/refs/heads/main/apis.yml
apis:
- aid: detect-language:detect-language-account-api
  name: Detect Language Account API
  description: Account status and metadata
  humanURL: https://detectlanguage.com/
  baseURL: https://ws.detectlanguage.com/0.2
  tags:
  - Account
  properties:
  - type: OpenAPI
    url: openapi/detect-language-account-api-openapi.yml
  - type: Documentation
    url: https://detectlanguage.com/
  - type: API Documentation
    url: https://detectlanguage.com/documentation
- aid: detect-language:detect-language-detection-api
  name: Detect Language Detection API
  description: Language detection endpoints
  humanURL: https://detectlanguage.com/
  baseURL: https://ws.detectlanguage.com/0.2
  tags:
  - Detection
  properties:
  - type: OpenAPI
    url: openapi/detect-language-detection-api-openapi.yml
  - type: Documentation
    url: https://detectlanguage.com/
  - type: API Documentation
    url: https://detectlanguage.com/documentation
- aid: detect-language:detect-language-languages-api
  name: Detect Language Languages API
  description: Supported languages
  humanURL: https://detectlanguage.com/
  baseURL: https://ws.detectlanguage.com/0.2
  tags:
  - Languages
  properties:
  - type: OpenAPI
    url: openapi/detect-language-languages-api-openapi.yml
  - type: Documentation
    url: https://detectlanguage.com/
  - type: API Documentation
    url: https://detectlanguage.com/documentation
name: Detect Language
tags:
- Detection
- Languages
- Translation
kind: contract
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/detect-language.png
access: 3rd-Party
created: '2025-02-08'
modified: '2026-05-19'
position: Consuming
description: The Detect Language API is a web service that identifies the language of a given text with high accuracy, whether
  it's a long passage, short phrase, or single word. It supports detection of 164 languages and offers fast performance with
  low latency globally. The API also allows for batch processing, maintains strong security and privacy standards, and is
  available through both free and premium plans.
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
specificationVersion: '0.19'
common:
- type: AgenticAccess
  url: agentic-access/detect-language-agentic-access.yml
- type: DomainSecurity
  url: security/detect-language-domain-security.yml
- type: Authentication
  url: authentication/detect-language-authentication.yml
- type: GitHubOrganization
  url: https://github.com/detectlanguage
- name: Documentation | Detect Language API
  url: https://detectlanguage.com/documentation
  type: Documentation
- name: Security | Detect Language API
  url: https://detectlanguage.com/documentation#security
  type: Security
- name: Pricing | Detect Language API
  url: https://detectlanguage.com/plans
  type: Pricing
- name: Authentication | Detect Language API
  url: https://detectlanguage.com/documentation#auth
  type: Authentication
- name: Frequently Asked Questions | Detect Language API
  url: https://detectlanguage.com/faq
  type: FAQ
- name: Terms of Use | Detect Language API
  url: https://detectlanguage.com/terms
  type: TermsOfService
- name: Privacy Policy | Detect Language API
  url: https://detectlanguage.com/privacy_policy
  type: PrivacyPolicy
- name: Regions | Detect Language API
  url: https://detectlanguage.com/regions
  type: Regions