AI · alternatives · 2026

24 alternatives to OpenAI API calculator by BOTWISE

Simple OpenAI calculator to estimate API costs.

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 calculator by BOTWISE launched in 2023; newer entries below may have overtaken it.

1
OpenAI Price Calculator▲104
Estimate price for using OpenAI API
2023 · invertedstone.com · its alternatives →
2
GPT Computer Assistant▲655
Create intelligence for your products
2024 · gca.dev · its alternatives →
3
Free LLM API Pricing Calculator▲175
Calculate and compare the cost of the latest LLM APIs
2024 · docsbot.ai · its alternatives →
4
AI API Pricing Calculator▲14
Estimate price for using different AI model API's
2025 · tap2solve.com · its alternatives →
5
CostGPT.ai▲651
Generate software cost, time, features, user story & sitemap
2024 · its alternatives →
6
AiPrice▲96
API for calculating OpenAI LLM tokens and pricing
2023 · aiprice.dev · its alternatives →
7
gpt-realtime-1.5 by OpenAI▲300
Tighter instruction adherence in speech agents
Feb 2026 · developers.openai.com · its alternatives →
8
OpenAI ChatGPT API Pricing Calculator▲3
API Pricing Calculator for OpenAI's ChatGPT
2023 · openai.helemento.com · its alternatives →
9
OpenAI o3-mini▲510
Pushing the frontier of cost-effective reasoning
2025 · openai.com · its alternatives →
10
OpenAI GPT-3 Chatbot Cost Calculator▲7
Estimate the costs of using GPT-3 model for a chatbot.
2023 · frankolson.github.io · its alternatives →
11
OpenAI API Cost Calculator▲2
free tool that can be used to calculate the api costs
2023 · openaiapitest.surge.sh · its alternatives →
12
Kipps.AI CostLens: Open Source▲19
Stop guessing your AI costs
May 2026 · costlens.kipps.ai · its alternatives →
13
AI/ML API▲95
One API 100+ AI models
2024 · aimlapi.com · its alternatives →
14
Tokenwise▲143
A smart LLM proxy that shows where you're overpaying
Jun 2026 · tokenwisehq.com · its alternatives →
15
CostPerPrompt – Live AI API pricing and real-workload cost calculators▲20
Live pricing for 309+ AI models (GPT, Claude, Gemini, Llama, DeepSeek) plus real-world cost calculators: chatbots, API budgets, and token math. Updated 2026-09-06.
Aug 2026 · costperprompt.com · its alternatives →
16
GPT Calculator – Calculate the token count and cost of your GPT Prompt▲63
Easily calculate the token count and cost of your GPT Prompt.
2023 · gptcalculator.xyz · its alternatives →
17
CostGPT▲109
Calculate cost & timeline for software development using AI
2023 · its alternatives →
18
AI Prompt Cost Calculator▲3
Compare AI API costs before you send
May 2026 · prompt-cost-calculator-ten.vercel.app · its alternatives →
19
Quickbotai▲84
Instantly build customer support openai chatbot
2023 · quickbotai.com · its alternatives →
20
ChatbotGPT▲123
Custom ChatGPT agents with your own data
2023 · chaindesk.ai · its alternatives →
21
AI Cost Calculator▲7
Compare llm api prices
Oct 2025 · aicostcalc.dev · its alternatives →
22
GPT Calculator▲83
Easily calculate the token count and cost of your GPT Prompt
2023 · its alternatives →
23
AI API Cost Calculator▲3
Compare OpenAI, Claude & Gemini costs for your exact task
Jul 2026 · officeskillset.com · its alternatives →
24
AI Cost Bar▲13
Calculate LLM API call costs right from the menubar
2025 · aicostbar.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 →