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IBM Watson API

IBM Watson API provides developers with free access to a powerful suite of AI services suitable for building intelligent applications in diverse fields.

Developed by IBM

View Source
99.90%Uptime
150msLatency
1.5kStars
API KeyAuth
NoCredit Card
RESTStyle
v2Version
API Endpoints

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

Retrieve IBM Watson assistants

Full Endpoint URL
https://api.us-south.assistant.watson.cloud.ibm.com/v3/assistants
Implementation Example
curl -X GET 'https://api.us-south.assistant.watson.cloud.ibm.com/v3/assistants' \
  -H 'Authorization: Bearer YOUR_API_KEY'
Request Payload
{
  "version": "2021-06-14"
}
Expected Response
{
  "assistants": [
    {
      "name": "Customer Service Assistant",
      "assistant_id": "asst_123"
    }
  ]
}
Version:v3
Limit:Free tier available
Real-World Applications
  • Chatbots and virtual assistantsOptimized Capability
  • Healthcare document analysisOptimized Capability
  • Business process automationOptimized Capability
  • Voice-enabled applicationsOptimized Capability
  • Image content recognitionOptimized Capability
Advantages
  • ✓ Wide range of AI services in one suite
  • ✓ Official SDKs in multiple languages
  • ✓ Enterprise-grade security and uptime
  • ✓ Easily scalable on IBM Cloud
Limitations
  • ✗ Can be more expensive at scale
  • ✗ Complex setup across multiple services
  • ✗ Rate limits may constrain high‑throughput use cases
  • ✗ Less community-driven compared to open-source alternatives

FAQs

API Specifications

v2
Pricing Model
Pay‑as‑you‑go with Lite free tier
Credit Card
Not Required
Response Formats
JSON
Supported Languages
7 Languages
SDK Support
Node.js, Python, Java, Go, .NET, Ruby, Swift, Unity
Time to Hello World

Under 30 minutes (provision service + get credentials)

Rate Limit

1000 requests per minute

Free Tier Usage

Lite plan includes 1,000 API calls per month across services

Use Case: Best For

Enterprises needing robust, scalable AI services with multi‑modal capabilities

Not Recommended For

Budget‑constrained projects requiring high‑throughput real‑time calls

Resources

Documentation Official Website Source Code Pricing Details Postman Collection
#nlp#text-to-speech#watson#visual-recognition#ibm

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