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CHECK THE EXPLANATION

Semantic content checker

Compare a draft or public page with its intended topic. Find explained concepts, unanswered questions and ambiguous passages, with suggestions tied to your text.

Use the Semantic validator

Your input

Semantic validator inputs

Provide a brief, a source page, or both.

0 / 16,000

Provide a brief, a public page URL, or both. We extract the page text before generating your result.

No account required. Fair-use limits apply. Your brief is sent to our AI provider.

You have the draft. See the wider picture.

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Your writing brief

Example input

A sample setup. Add your input or load the example to try it.

Brief excerpt

A herb garden needs sunlight and containers. This beginner guide is for a renter planning a first balcony herb garden.

Topic or query to compare against

balcony herb gardening

Characters
118
Paragraphs
1
In this example
Tone
Clear and direct
Language
English

How this tool worksUses AI to work from your brief, audience and language. An optional source URL is fetched and its original page text is extracted; scripts are not executed. Outputs are editable suggestions, not live search measurements. Review factual claims and platform fit before publishing.

DOES THE DRAFT ANSWER THE QUESTION?

Find the context a draft still needs to explain

A draft can name a topic while leaving the reader’s next decision unclear. Give the review a specific question and intended audience.

The AI compares the supplied content with your topic and highlights gaps or ambiguity using short excerpts. Read each finding against the draft before choosing an edit.

Example

Turn a mentioned topic into an explained decision.

Read a gardening passage, identify the open question and plan the missing explanation.

A herb garden needs sunlight and containers.

The passage names concepts while leaving the first practical decision unclear.

A practical workflow

How to use the Semantic validator

  • Supply the draft or source page

    Paste the content, enter a complete public URL, or use both. Add important context if the relevant material is absent from the page’s initial HTML.

  • Name the intended topic

    Enter the topic or query the content should address. Describe the reader and choose the language so the review has a clear editorial reference point.

  • Review evidence before editing

    Check each quoted passage and recommendation against the draft. Prioritise useful changes, verify claims and run a new review only when another comparison would help.

READ, COMPARE, CLARIFY

Tie each suggested change to the reader’s task.

Review a herb-growing draft for the missing context that turns a topic mention into a useful explanation.

Use a topic specific enough to assess.

Name what the page should help someone understand or do. The required topic and intended reader give the review a clear comparison point.

Review briefExample
  1. TopicStarting a balcony herb garden
  2. ReaderFirst-time container gardener
  3. OutcomeMake a sensible preparation plan

Give the review a specific reader question.

USE THE FINDING AS A QUESTION

A useful review makes a concrete gap visible.

“Add more detail” is not a complete editing instruction. A useful finding identifies what the reader cannot yet understand, where the draft creates that uncertainty and what kind of addition could resolve it. Look for that connection when deciding whether a recommendation deserves attention.

A missing concept is not automatically a required section. It may need one clarifying sentence, or it may belong outside the scope of this page. Use the intended reader and outcome to decide. Expanding every suggested topic can make an otherwise focused answer less useful.

KEEP THE EVIDENCE BOUNDARY CLEAR

Editorial analysis does not verify the world outside the text.

The AI can flag a claim that appears to need support, but this run does not investigate whether the claim is true. It does not open cited sources, inspect competitors or measure similarity against a complete subject database. The word validator describes a guided content review, not a pass certificate.

For URL input, the model receives a limited excerpt extracted from initial HTML. A supposed omission may be present elsewhere on the page but absent from that excerpt. Check the source notes, paste missing material when relevant and compare findings with the actual article before revising it.

GEO content checker

Review content structure, specificity and extraction-friendly formatting.

Content outline generator

Turn a topic or public page into headings, reader questions and evidence to collect.

Explore related concepts, entities and questions that help explain your topic.

Questions, answered

Semantic validator: your questions answered

A closer look at the inputs, method and next steps.

sourcesignal.ai● ONLINE
Pick a question and I’ll explain how this tool works.

Why is the target topic required?

The tool needs a clear comparison point. Without an intended question or topic, it cannot distinguish a meaningful omission from material that simply belongs to a different article. Use a phrase that describes the page’s actual job.

Does the result include a semantic score?

No. It returns editorial findings and recommendations grounded in supplied text. There is no semantic similarity percentage, ranking threshold or completeness certificate. Review the substance of each finding rather than looking for a passing number.

Can it verify facts and citations?

It can identify claims that need verification, but it does not establish their truth or inspect the cited sources. Open relevant sources yourself, assess their support and correct or qualify the wording before publication.

Why might it flag something already on the page?

A source URL contributes only a limited initial-HTML excerpt, so later or interactive content may be missing. The AI can also misread a passage. Check the quoted evidence and provide the relevant text before accepting the recommendation.

Should I implement every suggested addition?

No. Keep additions that help the intended reader complete the page’s task. Combine overlapping findings, reject irrelevant suggestions and avoid expanding a focused article into a general reference guide merely to cover more terms.

How does this differ from the GEO content checker?

The semantic content checker uses AI to compare content with a supplied topic and suggest editorial gaps. The GEO content checker applies defined structural checks to text. They inspect different aspects and neither predicts citations or rankings.

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