header when making requests to protected resources.
Example:
Authorization: Bearer ********************
Header Params
Body Params application/json
Example
{"model":"gpt-5.1","input":[{"role":"user","content":"Write a one-sentence bedtime story about a unicorn."}]}
Request Code Samples
Shell
JavaScript
Java
Swift
Go
PHP
Python
HTTP
C
C#
Objective-C
Ruby
OCaml
Dart
R
Request Request Example
Shell
JavaScript
Java
Swift
curl--location--request POST 'https://www.16api.com/v1/responses' \
--header'Accept: application/json' \
--header'Authorization: Bearer <token>' \
--header'Content-Type: application/json' \
--data-raw'{
"model": "gpt-5.1",
"input": [
{
"role": "user",
"content": "Write a one-sentence bedtime story about a unicorn."
}
]
}'
Responses
🟢200OK
application/json
Body
Example
{"id":"chatcmpl-123","object":"chat.completion","created":1677652288,"choices":[{"index":0,"message":{"role":"assistant","content":"\n\nHello there, how may I assist you today?"},"finish_reason":"stop"}],"usage":{"prompt_tokens":9,"completion_tokens":12,"total_tokens":21}}