SMS API / local tool
Build the payload before you send it.
Validate recipients, calculate SMS segments and generate code without sending data or API keys anywhere.
Read the API documentation2. Check the result
EncodingGSM-7
Characters0
SMS segments0
Recipients0
Payload
Validation
3. Generate code
The examples use the IP1_TOKEN environment variable. Never paste your key into this page.
4. Simulate an API response
Choose a scenario to view a local example. No request is sent.
5. Inspect a delivery report
Paste JSON to check required fields and understand the delivery status.