
OpenAI
Gemini.com
Tokensave.app
LLM Cost Calculator
Gemini 2.5 Flash
GPT3 Crush
OpenRouter
Estimate LLM API costs before you build — GPT-4, Claude, Gemini

OpenRouter
CometAPI
boldrouter
liteLLM
Requesty.ai
Replicate.com
Eden AI
Access 200+ AI Models with a Single API: Your 24/7 AI Solution. Save up to 80% switching from OpenAI with 1 line of code. Advanced LLM, Speech-to-Text, Text-to-Speech, Chatbots, and Image Generation APIs.

Which is more popular?
Based on our record, aimlapi.com seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | utilitylab.dev | aimlapi.com |
| Pricing | ||
| Company | 2026 | 2024 |
| Listed in |
In their own words, as submitted to SaaSHub.


Free browser-based tool to estimate API costs for GPT-4, Claude, Gemini, and open-source models. Calculate prompt, completion, and monthly token expenses before writing code. No sign-up required. AI Cost Simulator helps developers and teams estimate LLM API pricing before they ship. Select from...
AI/ML API is an innovative platform designed to empower developers by offering streamlined access to a broad spectrum of artificial intelligence and machine learning capabilities. Ideal for developers, tech startups, and innovation labs, this tool simplifies the integration of AI technologies...
What each product offers, as listed by its team.


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How to Call 100s of AI Models with One API - Langflow and AI/ML API
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing UtilityLab.dev and aimlapi.com.
UtilityLab.dev's answer
Most LLM cost calculators are either spreadsheets or require signing up for an API. AI Cost Simulator is a free, browser-based tool that works instantly — no account, no installation, no data upload. It supports the widest range of models (GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro, DeepSeek V4 Flash, and more) with both per-call and monthly volume estimates in one view.
aimlapi.com's answer:
Transition from OpenAI with 1 line of code Access 100+ curated AI Models over 1 API Get fastest response time
UtilityLab.dev's answer
Vanilla JavaScript, HTML, and CSS — no frameworks, no bundlers. All cost calculations happen client-side. The tool is deployed as a static site on Cloudflare Pages for global low-latency access.
UtilityLab.dev's answer
It's the only zero-friction cost estimator. Competitors either lock features behind sign-up walls, only support one model family, or require you to dig through separate pricing pages. AI Cost Simulator gives you a side-by-side comparison of all major LLM providers in one page — and everything runs locally in your browser, so your pricing data never leaves your machine.
UtilityLab.dev's answer
Developers, indie hackers, and technical founders who are evaluating LLM APIs for their next project. Also product managers and engineering leads doing cost analysis before committing to a model provider at scale.
UtilityLab.dev's answer
When building AI-powered features, we realized every model provider publishes pricing differently — per-token, per-character, per-request — and there's no single place to compare them. Instead of bookmarking five pricing pages and building a spreadsheet, we built a dead-simple comparison tool. We open-sourced the approach and made it free so other developers don't have to waste time doing manual math.
UtilityLab.dev's answer
Since it's a free browser tool with no sign-up, we don't track individual users. It's used by developers and teams evaluating LLM costs across startups, agencies, and enterprise engineering teams.
Share your experience with using UtilityLab.dev and aimlapi.com. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking UtilityLab.dev since Jul 2026.
AI/ML API is a one-stop, OpenAI-compatible endpoint that is trusted by 150,000+ developers to 300+ state-of-the-art models—chat, vision, image/video/music generation, embeddings, OCR, and more—from Google, Meta, OpenAI, Anthropic,... - Source: dev.to / over 1 year ago
AI/ML API is a single endpoint that gives you access to more than 300 ready-to-use AI models—large language models, embeddings, image and audio tools—through one standard REST interface. It is used by over 150,000 developers and... - Source: dev.to / over 1 year ago
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