Overview
RESTful HTTP endpoints that consume and return JSON. Requires API token authentication for most endpoints.
API V2 Endpoint
https://api.telnyx.com/v2
S3 Compatible Endpoints
us-central-1.telnyxcloudstorage.comus-east-1.telnyxcloudstorage.comus-west-1.telnyxcloudstorage.com
See Cloud Storage API endpoints
Legacy Endpoints
warning
No documentation exists for these endpoints. All documentation under /development pertains to V2 API.
V1 HTTP
https://api.telnyx.com/originationhttps://api.telnyx.com/terminationhttps://api.telnyx.com/messaginghttps://api.telnyx.com/reportinghttps://api.telnyx.com/securityhttps://api.telnyx.com/accounthttps://api.telnyx.com/caller-informationhttps://api.telnyx.com/LRNhttps://api.telnyx.com/LRNLookuphttps://sms.telnyx.com/messages
DNS ENUM
api.telnyx.comlrnlookup.telnyx.com
XML UDP
lrnlookup.telnyx.com
Core Concepts
Authentication & Security
Learn how to authenticate with Telnyx APIs and secure your applications.
- API Authentication - API keys, tokens, and authentication methods
- Request & Response Handling - HTTP patterns and best practices
Reliability & Performance
Understand how to build robust applications that handle errors gracefully.
- Rate Limiting - Understanding and handling API rate limits
- Error Handling & Retries - Retry patterns and error handling strategies
Data Standards
Follow Telnyx conventions for data formatting and API interactions.
- Parameters & Field Names - Naming conventions and data formats
Real-time Communications
Implement real-time features using webhooks and event-driven architecture.
- Webhook Fundamentals - Understanding and implementing webhooks