Prompt Cost Calculator

Estimate LLM API cost from token count

API executable

Overview

ID: prompt-cost

Category: developer

Call this tool over HTTP with POST /execute/prompt-cost. Path, headers, body fields, sample responses, and errors are documented below.

Endpoint

POST

/api/v1/execute/prompt-cost

Authenticate with X-API-Key or Authorization: Bearer. See Authentication.

API reference

Path, header, and body fields accepted by this execute call.

Name	In	Type	Required	Description
tool	path	string	Yes	Tool identifier used in the execute path. Example: prompt-cost
X-API-Key	header	string	Yes	Your IT-ToolBox API key. Authorization: Bearer is also accepted. Example: YOUR_API_KEY
Content-Type	header	string	Yes	Must be application/json for execute requests. Example: application/json
input.input_price_per_m	body	number	Yes	Argument for Prompt Cost Calculator. Example: 5
input.input_tokens	body	number	Yes	Argument for Prompt Cost Calculator. Example: 1000
input.output_price_per_m	body	number	Yes	Argument for Prompt Cost Calculator. Example: 15
input.output_tokens	body	number	Yes	Argument for Prompt Cost Calculator. Example: 500

Code examples

shell

curl -X POST /api/v1/execute/prompt-cost \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "input": {
    "input_price_per_m": 5,
    "input_tokens": 1000,
    "output_price_per_m": 15,
    "output_tokens": 500
  }
}'

Tool UI

Open the interactive experience to try the tool without writing HTTP clients.

Open tool UI

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