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Writing · Essays

Thesis Statement Builder

Turn your topic, claim, and reasons into a structured thesis.

Your thesis statement

Although some disagree, high schools should start later because it improves student health and it raises academic performance.

A starting framework — refine the wording to fit your essay’s voice and evidence.

A thesis statement is one sentence, usually ending your introduction, that states your claim and previews the reasons supporting it. A strong thesis is arguable and specific, naming a position someone could reasonably dispute — not a fact or a broad topic. Pair the claim with two or three reasons.

A framework, not a generator

A strong thesis names your claim and previews the reasons behind it. This builder is not an AI writer — it slots your own topic, claim, and two or three reasons into a tested sentence structure tuned to your essay type (argumentative, analytical, expository, or comparison), so the wording is shaped for you while the argument stays entirely yours. Once the draft is written, run it through the readability checker to keep the prose clear.

Worked example

An argumentative essay arguing that high schools should start later, backed by two reasons:

  1. 1
    State your claim. The stance you will defend: “high schools should start later.”
  2. 2
    List your reasons. Reason 1: “it improves student health.” Reason 2: “it raises academic performance.”
  3. 3
    Read the assembled thesis. Argumentative type: “Although some disagree, high schools should start later because it improves student health and it raises academic performance.”

What makes a thesis strong

It is arguable. A claim someone could reasonably dispute is a thesis; a fact or a vague statement (“technology is good”) is not.

It is specific. Name the exact position and the reasons, not a broad topic area — the reasons become your body paragraphs.

It fits the essay type. An analytical thesis explains how something works, while an argumentative one takes a side — switch the type so the sentence frame matches your assignment.

Is this AI-generated?
No. It places the exact words you enter into a proven sentence framework. Nothing is invented, and the argument is entirely yours.
Which essay types are supported?
Argumentative, analytical, expository, and comparison — each uses a sentence frame suited to that kind of essay.
Where does the thesis go?
Usually as the last sentence of your introduction, after you have set up the topic.
How many reasons should I give?
Two or three is typical — enough to preview your body paragraphs without overloading one sentence.
Should I use the wording exactly?
Treat it as a starting frame and refine it to match your essay’s voice and evidence — the structure is the point, not the exact phrasing.
What makes a thesis arguable rather than just a topic?
An arguable thesis states a position someone could reasonably dispute, like “high schools should start later” — not a fact or a broad topic such as “technology is good.”