This provision authorizes Perplexity to update the Agreement at any time, with changes effective upon notice; continued use of the API constitutes acceptance. Perplexity commits to using commercially reasonable efforts to provide advance notice of material and adverse changes, but this is not an absolute obligation.
This analysis describes what Perplexity AI's agreement states, permits, or reserves. It does not constitute a legal determination about enforceability. Regulatory applicability and practical outcomes may vary by jurisdiction, enforcement context, and individual circumstances. Read our methodology
The unilateral amendment mechanism means that the contractual terms governing API access may change without Customer's affirmative consent, with continued API use constituting acceptance. The 'commercially reasonable efforts' notice standard for material changes does not guarantee advance notice in all circumstances.
Formalizes Perplexity's right to unilaterally modify the agreement with minimal notice requirements, with changes taking effect on notice rather than mutual consent.
View full change record →Under this clause, Perplexity may modify the Agreement terms and those modifications become binding upon notice, with continued API use constituting acceptance. Customers who disagree with an update may need to cease API use to avoid being bound by revised terms.
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Compare across platforms →"Perplexity may update this Agreement from time to time, with such updates becoming effective upon notice to the Customer (or when the Customer otherwise becomes aware of the update). Perplexity will use commercially reasonable efforts to provide the Customer with prior written notice of any update that materially and adversely affects the Customer's rights or obligations. By continuing to access or use the Services or API Platform after receiving notice of an update to this Agreement (or otherwise becoming aware of the update), Customer agrees to be bound by the revised Agreement.Excerpt from Perplexity AI's Perplexity API Terms of Service
1) REGULATORY LANDSCAPE: Unilateral amendment clauses in B2B agreements engage general contract law principles regarding consideration and mutual assent.
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The unilateral amendment mechanism means that the contractual terms governing API access may change without Customer's affirmative consent, with continued API use constituting acceptance. The 'commercially reasonable efforts' notice standard for material changes does not guarantee advance notice in all circumstances.
Under this clause, Perplexity may modify the Agreement terms and those modifications become binding upon notice, with continued API use constituting acceptance. Customers who disagree with an update may need to cease API use to avoid being bound by revised terms.
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