Turn a WhatsApp chat into a clear agreement.

A lot of UK business is agreed on WhatsApp. A price is suggested, a deadline is moved, someone replies "deal" — and the only record is a scroll of messages on two phones. OfClause turns the part of that chat where you actually agreed something into a structured agreement record that both sides can review and sign.

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Why a chat is not enough on its own

Chats are good for negotiating and bad for remembering. Terms get proposed, rejected and replaced across days of messages. Months later, when a question comes up about scope or payment, each side tends to remember the version that suits them, and finding the exact message takes time.

Writing down what was agreed, in one place, while it is fresh, makes it easier for both sides to check they mean the same thing. OfClause is built to help with that step. It does not replace advice from a qualified professional where the stakes call for it.

How it works

OfClause works from text you paste in. There is no WhatsApp integration and OfClause does not connect to your phone or your WhatsApp account.

  1. Export or copy the relevant part of the chat. Include the messages where the price, scope, dates and other terms were discussed. You do not need the whole history.
  2. Paste it into OfClause. Common WhatsApp export formats are recognised, and pasted text without timestamps can still be read.
  3. OfClause analyses the text. It separates different deals if the chat contains more than one, and asks you to pick the deal you want to record.
  4. Review the terms. Each term is shown as proposed, accepted, rejected, replaced or unclear, with a link back to the message it came from, so you can check it against the original wording.
  5. Confirm the terms you agree with. Nothing is treated as agreed until you confirm it.
  6. Generate the agreement record. The draft is built only from the terms you confirmed — OfClause does not re-read the raw chat at this point or fill in terms that were never agreed.

What OfClause flags

The review is designed to surface uncertainty rather than hide it. If it is unclear whether something was accepted, the term is marked unclear. If the chat refers to something OfClause cannot see — a phone call, a voice note, a PDF or an attachment — the draft is blocked until that part is dealt with, because the record would otherwise depend on content nobody has checked.

OfClause also blocks drafting when the chat shows no agreement was reached, when no deal has been selected, or when essential terms have not been confirmed. Silence is not treated as acceptance, and missing dates, prices or responsibilities are not invented.

If there is genuinely no payment involved, you can confirm that explicitly instead of entering a price.

The analysis is AI-assisted and can be wrong or overly cautious. That is why every term is shown with its source message and needs your confirmation.

What you end up with

The output is a plain agreement record: the parties, the confirmed terms and signature lines. It is a draft to review, not a full bespoke legal agreement. You can download it, edit your confirmed terms and regenerate it — changing a confirmed term discards the earlier draft so an out-of-date version is not left lying around.

From there, you can share the agreement with the other side through a guest link, so they can review and sign without creating an account.

Good habits when recording a chat deal

Paste only the part of the conversation that relates to the deal. Remove unrelated personal messages first. Check names and dates carefully during review. And if the deal is complex or high-value, have the record checked by a solicitor before you rely on it.

Frequently asked questions

Does OfClause connect to my WhatsApp?
No. You copy or export the relevant part of the chat and paste the text into OfClause. There is no WhatsApp integration.
What happens if the chat mentions a voice note or attachment?
OfClause cannot read calls, voice notes or attachments. If the agreement depends on one, drafting is blocked until you deal with that term yourself.
Will OfClause fill in terms we never agreed?
No. The draft is built only from terms you confirmed during review. Missing terms are flagged, not invented.
Is the result legally binding?
OfClause produces a draft agreement record for general business use. It is not legal advice. For complex or high-value matters, take advice from a solicitor.

Ready to try it?

OfClause is in private beta. Request early access or walk through the guided demo.