Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.
GPTZero records 23,246,989 monthly visits with +32.5% month-over-month growth and Freemium, Paid pricing. TokenByte records 0 monthly visits with 0% growth and Pay-as-you-go pricing.

One API key for every leading AI model
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | gptzero.me | tokenbyte.ai |
| Pricing Model | Freemium, Paid | Pay-as-you-go |
| Monthly Visits | 23.25M (23,246,989) | 0 (0) |
| MoM Traffic Delta | +5.7M (+32.5%) |
| 0 (0%) |
| Primary Market & Share | 🇺🇸 United States (54%) | 🌐 Global (—) |
|---|
| Direct Visits / mo | 7.53M | 0 |
|---|
| User Rating | 4.1 | 4.1 |
|---|
| Supported Platforms | Website | Website |
|---|
AI detection and writing verification built for schools and editors
Paste text or upload a document and get an overall AI probability score plus a sentence-by-sentence breakdown of which parts look machine-written.
Flags AI text from major model families including ChatGPT, Gemini, Claude, Llama, and others, rather than training for a single model.
A Chrome extension and Google Docs add-on bring scanning into Gmail, Docs, Classroom, and other surfaces you already work in.
Checks content for copied passages from outside sources so you can separate AI-generation questions from originality questions.

One API key for every leading AI model
Point existing OpenAI SDK clients at https://api.tokenbyte.ai/v1 and authenticate with a TokenByte API key to switch models without rewriting code.
Access models from OpenAI, Claude, Gemini, DeepSeek and other providers through one unified set of APIs.
Monitor API requests, token usage, model distribution, latency and spend from a single dashboard in real time.
See clearly separated input and output rates for each model so you can estimate and compare costs before shipping.
Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.
Free / Open-sourceOne API key for hundreds of AI models from every major provider


SpecialistCombines AI detection with professional human proofreading and citation tools, but functions primarily as an editing service.
#3SpecialistCombines AI detection with robust text humanization tools, but focuses more heavily on rewriting than pure verification.

Provides robust enterprise-grade content integrity and cross-media detection, but can be more expensive for individual users.

Delivers strong fact-checking and comprehensive site-wide plagiarism audits, but has stricter paywalls than GPTZero.

Provides detailed sentence-level analysis for multilingual text, but lacks GPTZero's broad academic brand recognition.

Excels at scanning both text and images with high accuracy, but offers fewer free daily checks than GPTZero.

Free / Open-sourceOne OpenAI-compatible API key for 500+ AI models

Free / Open-sourceOne open-source AI gateway for 100+ LLM providers

AI detector that highlights evidence, not just a score

Free / Open-sourceOne unified API for 100+ AI models, with insurance when output disappoints
Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.
Free / Open-sourceOne API key for hundreds of AI models from every major provider
SpecialistCombines AI detection with professional human proofreading and citation tools, but functions primarily as an editing service.
SpecialistCombines AI detection with robust text humanization tools, but focuses more heavily on rewriting than pure verification.
Provides robust enterprise-grade content integrity and cross-media detection, but can be more expensive for individual users.
Delivers strong fact-checking and comprehensive site-wide plagiarism audits, but has stricter paywalls than GPTZero.
Provides detailed sentence-level analysis for multilingual text, but lacks GPTZero's broad academic brand recognition.
Excels at scanning both text and images with high accuracy, but offers fewer free daily checks than GPTZero.
Free / Open-sourceOne OpenAI-compatible API key for 500+ AI models
AI detector that highlights evidence, not just a score
Free / Open-sourceOne unified API for 100+ AI models, with insurance when output disappoints