Token Counting

Estimate the token count for a message before sending it.

Count tokens

POST

/anthropic/v1/messages/count_tokens

Parameter	Type	Required	Description
`model`	string	Required	The model to count tokens for.
`messages`	array	Required	The messages to count tokens for.
`system`	string/array	Optional	System prompt to include in the count.
`tools`	array	Optional	Tools to include in the count.

Request

cURL

curl https://api.hacxgpt.com/anthropic/v1/messages/count_tokens \
  -H "x-api-key: hk-proj-YOUR_API_KEY" \
  -H "anthropic-version: 2023-06-01" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "hacxgpt",
    "messages": [
      {"role": "user", "content": "Hello, how are you?"}
    ]
  }'

Response

{
  "input_tokens": 25
}

Note

Token counts are estimates. Actual token usage during message creation may differ slightly.