Dev tools · alternatives · 2026
24 alternatives to OpenAI API Test & Calculator
test your OpenAI API key and calculate costs of OpenAI APIs.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. OpenAI API Test & Calculator launched in 2023; newer entries below may have overtaken it.
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free tool that can be used to calculate the api costs
2023 · its alternatives →
- 3
Analyze your OpenAI API usage and logs in real-time
2023 · its alternatives →
- 4
Calculate and compare the cost of the latest LLM APIs
2024 · its alternatives →
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- 8
- 9
Generate, edit, lint & test your API workflow in one place
Sep 2025 · app.getelva.ai · its alternatives →
- 10
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Estimate price for using different AI model API's
2025 · its alternatives →
- 12
New tools for building agents and tools
2025 · its alternatives →
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Designed to help developers build powerful AI assistants
2023 · its alternatives →
- 15
Stop guessing your AI costs
May 2026 · costlens.kipps.ai · its alternatives →
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Simple OpenAI calculator to estimate API costs.
2023 · its alternatives →
- 18
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- 21
API Pricing Calculator for OpenAI's ChatGPT
2023 · its alternatives →
- 22
- 23
API Pick▲71Data APIs for AI agents & developers — free to start
Feb 2026 · apipick.com · its alternatives →
- 24NW
2021 · github.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →