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Timecomplexity
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Code Generation & Assistants (171)

Timecomplexity Verified Tool

Code complexity analyzed, language-agnostic.

Last Update: August 18, 2026

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Starting price Free + from $5/mo

Tool Information

TimeComplexity.ai is an AI tool that analyzes the runtime complexity of code and returns the results in Big O notation for various programming languages, including Python, C++, C, Java, Javascript, Go, and pseudocode. It can analyze partial or incomplete code without requiring headers, imports, or a main statement, which makes it convenient for developers to evaluate their code's efficiency. The tool outputs the time complexity of each function, algorithm, or code segment submitted, along with the reasoning behind the complexity calculation and a timestamp. The tool warns users that the results may be incorrect in subtle or not-so-subtle ways, so it advises developers to use the results at their own risk.

Starting price: Free + from $5/mo. Features, limits, credits, seats, billing periods, taxes, regional availability, and promotions can change, so confirm the current official checkout or sales quote.

AI output requires human review for accuracy, privacy, permissions, source rights, current limits, and suitability for the intended workflow.

F.A.Q (20)

TimeComplexity.ai is an AI-based tool designed to analyze the runtime complexity of code. It provides results in Big O notation across multiple programming languages, and it has the ability to analyze even incomplete or partial code. Besides the runtime complexity, it also provides the reasoning behind the complexity calculation and an associated timestamp for each output.

The tool.ai supports Python, C++, C, Java, Javascript, Go, and pseudocode, making it a language-agnostic tool.

No, the tool.ai does not only analyze complete code. It has the ability to assess the time complexity of partial or incomplete code.

Yes, the tool.ai can analyze partial or incomplete code, eliminating the need for headers, imports, or a main statement.

The results from the tool.ai are provided in terms of runtime complexity, Big O notation, the reasoning behind the assessed complexity, and a timestamp. In its outputs, each function, algorithm, or code segment is analyzed separately.

The tool.ai provides the results in Big O notation. This includes notations like O(1), O(n), O(n^2), O(nlogn), O(logn), and O(V^2) depending on the complexity of the submitted code.

Yes, the tool.ai calculates the runtime complexity for every submitted code snippet and provides it along with the reasoning behind the calculation and a timestamp.

The output provided by the tool.ai is derived from an AI model, and while it strives for accuracy, it may sometimes be incorrect in subtle or not so subtle ways.

The tool.ai warns its users that the results may not always be correct and advises them to use the results at their own risk.

No, the tool.ai does not require headers, imports, or a main statement to analyze code. Users can simply input the central code segments for analysis.

Yes, the tool.ai includes a runtime calculator as part of its offerings.

The tool.ai provides code snippets such as evenOdd(), maxSubArray(), binarySearch(), mergeSort(), bubbleSort(), and threeSum(). These snippets come with their respective time complexities.

Yes, users can use the provided code snippets and their corresponding time complexities as benchmarks for comparing the efficiency of their own code.

The tool.ai's website includes an FAQ section, pricing page, sign-in feature, and pages to access the privacy policy and terms of use.

Users of the tool.ai should take into account the disclaimer that results may sometimes be incorrect in subtle or not-so-subtle ways and hence they should use the information provided at their own risk.

Yes, the tool.ai has a sign-in feature for users.

The privacy policy and terms of use for the tool.ai can be found directly on their website.

The code for the tool.ai was developed by @jparismorgan while the design was created by @baileybrooks. Their credentials are given on the website.

Yes, the tool.ai can help developers optimize their code by providing them with accurate, language-agnostic complexity analysis that can serve as a guide to reducing running time complexity.

The tool.ai's pricing details can be found on their website, on the Pricing page.

Pros and Cons

Pros

  • Analyzes runtime complexity
  • Supports multiple languages
  • Analyzes partial code
  • No headers or imports required
  • Detailed complexity reasoning included
  • Timestamps for each analysis
  • Runtime calculator feature
  • Provides code snippet examples
  • Benchmarking using code snippets
  • FAQ section on website
  • Privacy policy and terms available
  • Developer credentials shared
  • Analysis in Big O notation

Cons

  • Inaccurate results warning
  • No offline capability
  • Doesn't support all languages
  • No tangible learn-from-errors system
  • Dependency on Internet speed
  • No multilingual support
  • Not open-source
  • No API for integration
  • Possible copyright issues with code
  • Needs repeated sign-ins

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Overview

Pricing
Freemium

Applicable Tasks

code analysis runtime

Before you subscribe

  • Check the currency, billing period, automatic renewal, usage limits and seats at checkout — prices and promotions change.
  • App-store pricing can differ from website pricing by country, device and tax.
  • Share only authorised data, and read the provider's encryption, retention and model-training terms first.
  • AI output can be incomplete or wrong. Verify facts, citations, calculations and code before you publish or ship.
  • Commercial usage rights vary by plan, provider terms and jurisdiction.
  • None of these tools replaces a qualified professional for medical, legal or financial decisions.

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