sigma.ai

Website review sigma.ai

Sigma AI — human context to accelerate next-gen AI - Sigma AI

 Generated on December 30 2025 15:08 PM

Old data? UPDATE !

The score is 47/100

SEO Content

Title

Sigma AI — human context to accelerate next-gen AI - Sigma AI

Length : 61

Perfect, your title contains between 10 and 70 characters.

Description

Length : 0

Very bad. We haven't found meta description on your page. Use this free online meta tags generator to create description.

Keywords

Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.

Og Meta Properties

Good, your page take advantage of Og Properties.

Property Content
locale en_US
type website
title Sigma AI — human context to accelerate next-gen AI - Sigma AI
description The human context company for generative AI Smarter, safer LLMs demand better training data. Sigma offers experts in hundreds of languages and domains, to deliver complex, high-quality annotation at scale. Contact us -> languages & dialects 0 + expert trained annotators 0 global tech titans are clients 1 of 5 Discover the new standards for AI quality […]
url https://sigma.ai/
site_name Sigma AI
image https://sigma.ai/wp-content/uploads/2025/09/Homepage-hero-mo.webp

Headings

H1 H2 H3 H4 H5 H6
1 6 4 7 0 0
  • [H1] The human context company for generative AI
  • [H2] Discover the new standards for AI quality
  • [H2] Discover the new standards for AI quality
  • [H2] OUR SERVICES
  • [H2] Sigma serves the world’s largest AI builders, with a track record to prove it
  • [H2] Featured case studies
  • [H2] 30+ years of AI data expertise — now defining the next 30
  • [H3] Smarter AI starts with better data
  • [H3] Scaling transcription across 24 languages
  • [H3] Unparalleled data privacy, from industry-leading certifications and secure facilities.
  • [H3] Let’s work together to build smarter AI
  • [H4] Embedding human insight into search
  • [H4] Natural conversations, uncommon dialects
  • [H4] Pixel-perfect labeling for computer vision
  • [H4] Services
  • [H4] Resources
  • [H4] Company
  • [H4] Connect

Images

We found 24 images on this web page.

24 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.

Text/HTML Ratio

Ratio : 8%

This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.

Flash

Perfect, no Flash content has been detected on this page.

Iframe

Too Bad, you have Iframes on the web pages, this mean that content in an Iframe cannot be indexed.

URL Rewrite

Good. Your links looks friendly!

Underscores in the URLs

We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.

In-page links

We found a total of 39 links including 0 link(s) to files

Anchor Type Juice
Skip to content Internal Passing Juice
Services Internal Passing Juice
Sigma Data Internal Passing Juice
Sigma Integration Internal Passing Juice
Sigma Meaning Internal Passing Juice
Sigma Protection Internal Passing Juice
Sigma Perception Internal Passing Juice
Sigma Truth Internal Passing Juice
Start a Pilot Internal Passing Juice
Resources Internal Passing Juice
Case Studies Internal Passing Juice
Blog Internal Passing Juice
Open Datasets Internal Passing Juice
Whitepapers Internal Passing Juice
Ethical AI Internal Passing Juice
Careers Internal Passing Juice
Why Sigma? Internal Passing Juice
About Us Internal Passing Juice
Security and Privacy Internal Passing Juice
FAQs Internal Passing Juice
Corporate Responsibility Internal Passing Juice
- Internal Passing Juice
- Internal Passing Juice
- Internal Passing Juice
- Internal Passing Juice
Ethical AI Internal Passing Juice
Gen AI Glossary Internal Passing Juice
Careers Internal Passing Juice
Contact general Internal Passing Juice
Contact Sales Internal Passing Juice
Contact Careers Internal Passing Juice
LinkedIn External Passing Juice
Cookies Policy Internal Passing Juice
Data Protection Policy Internal Passing Juice
Ethics Channel Internal Passing Juice
Terms and Conditions Internal Passing Juice
ES Internal Passing Juice
Change Language Internal Passing Juice
Read more about these purposes External Passing Juice

SEO Keywords

Keywords Cloud

data studies meaning user privacy protection careers case sigma truth

Keywords Consistency

Keyword Content Title Keywords Description Headings
sigma 38
data 15
protection 7
privacy 6
meaning 6

Usability

Url

Domain : sigma.ai

Length : 8

Favicon

Great, your website has a favicon.

Printability

Great. We have found a Print-Friendly CSS.

Language

Good. Your declared language is en.

Dublin Core

This page does not take advantage of Dublin Core.

Document

Doctype

HTML 5

Encoding

Perfect. Your declared charset is UTF-8.

W3C Validity

Errors : 0

Warnings : 0

Email Privacy

Great no email address has been found in plain text!

Deprecated HTML

Great! We haven't found deprecated HTML tags in your HTML.

Speed Tips

Excellent, your website doesn't use nested tables.
Too bad, your website is using inline styles.
Too bad, your website has too many CSS files (more than 4).
Too bad, your website has too many JS files (more than 6).
Perfect, your website takes advantage of gzip.

Mobile

Mobile Optimization

Apple Icon
Meta Viewport Tag
Flash content

Optimization

XML Sitemap

Great, your website has an XML sitemap.

https://sigma.ai/sitemap_index.xml

Robots.txt

https://sigma.ai/robots.txt

Great, your website has a robots.txt file.

Analytics

Great, your website has an analytics tool.

   Google Analytics

PageSpeed Insights

Device
Categories

Free SEO Testing Tool

Free SEO Testing Tool is a free SEO tool which provides you content analysis of the website.