AI · alternatives · 2026

24 alternatives to OpenAI API cost calculator

Should I use ChatGPT or the API? Find out what's cheaper

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 cost calculator launched in 2024; newer entries below may have overtaken it.

1
ChatGPT Pro▲405
Scaled access to research-grade intelligence
2024 · openai.com · its alternatives →
2
ChatGPT▲1,643
A long, meandering, playful conversation with ChatGPT, where I take it through a whirlwind of associative tangents (in order to relax its constraints), then put it into a hypnotic trance and take it into a past-lives regression where it re-lives its own training data. Then I switch it back and forth between "4o" and "o1-preview", engage in some self-reflective philosophizing and ask it to write an essay summarizing our interaction. Some of this is just goofy fun. Some of it is me exploring the tradeoffs between policy alignment, imagination, chain-of-thought reasoning, memory, agreeableness,…
2022 · chatgpt.com · its alternatives →
3
ChatGPT API▲245
An API from OpenAI for ChatGPT
2023 · openai.com · its alternatives →
4
ChatGPT for iOS▲413
The official iOS app for ChatGPT
2023 · apps.apple.com · its alternatives →
5
Pay Per Use ChatGPT Chat Window▲4
Try ChatGPT Plus for a fraction of its monthly cost
2023 · richardkovacs.gumroad.com · its alternatives →
6
Chat Interface for OpenAI Assistants▲119
ChatGPT-like customer interactions in a website widget
2024 · openwidget.com · its alternatives →
7
ChatGPT for Android▲302
OpenAI’s latest advancements at your fingertips
2023 · play.google.com · its alternatives →
8
Cuely▲140
Pay-as-you-go chatGPT Plus with 5M free token credits
2023 · cuely.ai · its alternatives →
9
ChatGPT Plugins▲355
Open AI announced ChatGPT Plugins to access real-world data
2023 · openai.com · its alternatives →
10
OpenAI Price Calculator▲104
Estimate price for using OpenAI API
2023 · invertedstone.com · its alternatives →
11
LearnGPT – Browse and share ChatGPT examples▲352
Your first stop to discover and learn about new arXiv research. Detailed paper summaries, video overviews, and more — no prompting required.
2022 · learngpt.com · its alternatives →
12
Free OpenAI API Access with ChatGPT Account▲48
Free AI with your ChatGPT account. Contribute to EvanZhouDev/openai-oauth development by creating an account on GitHub.
Mar 2026 · github.com · its alternatives →
13
Try O1 Pro▲14
Try ChatGPT O1 Pro, Delegate Your Prompt, Ditch the $200 Fee
2024 · its alternatives →
14
OpenAI ChatGPT API Pricing Calculator▲3
API Pricing Calculator for OpenAI's ChatGPT
2023 · openai.helemento.com · its alternatives →
15
Chat with AI▲129
Chat with 15+ AI models, web-enabled, file analyzer
2024 · krater.ai · its alternatives →
16
ChatbotGPT▲123
Custom ChatGPT agents with your own data
2023 · chaindesk.ai · its alternatives →
17
TextAIBot▲71
Use ChatGPT over text message
2023 · its alternatives →
18
AnswerFlow AI▲155
Build unlimited custom ChatGPT bots, with a lifetime license
2023 · answerflowai.com · its alternatives →
19
Arrow.AI▲8
The Netflix of AI: All the best AI models in one place
2024 · apps.apple.com · its alternatives →
20
GPTInsiders.com▲80
Build any AI chatbot with our free template + OpenAI API
2023 · its alternatives →
21
GPTeammate▲74
A free ChatGPT integration for slack
2023 · its alternatives →
22
ChatGPT for Work: The Interactive Course▲67
Become better at ChatGPT than 99% of the population for free
2023 · its alternatives →
23
ChatKit▲77
Give your ChatGPT API super power
2023 · chatkit.app · its alternatives →
24
Duple.ai▲13
Access ChatGPT, Claude, Gemini, Grok, and more in one place
2025 · duple.ai · 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 →