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Google Cloud Natural Language API

The Google Cloud Natural Language API provides developers with tools for advanced text analysis, enabling applications in sentiment analysis, entity recognition, and more.

Developed by Google Cloud

Live API
99.90%Uptime
200msLatency
66Stars
API KeyAuth
YesCredit Card
RESTStyle
v1Version
API Endpoints

Reference for available routes, request structures, and live examples.

Analyzes sentiment of text documents

Full Endpoint URL
https://language.googleapis.com/documents:analyzeSentiment
Implementation Example
curl -X POST 'https://language.googleapis.com/documents:analyzeSentiment' \
  -H 'Authorization: Bearer YOUR_API_KEY'
Request Payload
{
  "document": {
    "type": "PLAIN_TEXT",
    "content": "I love this product! It's amazing."
  },
  "encodingType": "UTF8"
}
Expected Response
{
  "language": "en",
  "documentSentiment": {
    "score": 0.9,
    "magnitude": 1.2
  }
}
Version:v1
Limit:600 requests/minute
Real-World Applications
  • Enhancing customer service chatbots with sentiment analysis capabilitiesOptimized Capability
  • Automated content moderation and social media monitoringOptimized Capability
  • Extracting insights from customer feedback or surveysOptimized Capability
  • Building applications that require understanding of user-generated contentOptimized Capability
Advantages
  • ✓ Comprehensive text analysis features in a single API
  • ✓ Supports multiple languages and integration platforms
  • ✓ Backed by Google’s reliable and scalable infrastructure
  • ✓ Straightforward REST API with extensive documentation and client libraries
Limitations
  • ✗ Rate limits can be restrictive for very high-volume applications
  • ✗ Costs can grow quickly beyond free tier usage
  • ✗ Limited detailed rate limit information publicly available
  • ✗ API key authentication may not be suitable for all security requirements

FAQs

API Specifications

v1
Pricing Model
Pay-as-you-go based on number of text units processed
Credit Card
Required
Response Formats
JSON
Supported Languages
6 Languages
SDK Support
Python, Java, Node.js, Go, Ruby, C#
Time to Hello World

Minutes to set up API keys and start testing

Rate Limit

Up to 600 requests per minute

Free Tier Usage

Up to 5,000 units per month of text analysis

Use Case: Best For

Developers needing scalable and multi-functional natural language processing capabilities

Not Recommended For

Applications requiring very high throughput without managing quotas or cost

Resources

Documentation Official Website Pricing Details Postman Collection
#nlp#machine learning

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