London, United Kingdom · Founded 2017 · Privately Held (backing)
Developer of a conversational artificial intelligence platform designed to facilitate human-machine voice interaction. PolyAI is based in London, United Kingdom and was founded in 2017. Its last reported valuation was $570 million in Dec 2025. It has raised $223 million.
Last reported valuation
$570.4M
Oct 2026
Priced at
—
Total raised
$223.0M
Last round
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Team — not yet on record
No current team members for PolyAI are on record yet. People surface from round filings, company disclosures, and coverage sessions.
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·The complete investor list: 30 names
·Watch PolyAI: the Monday email on marks, rounds and moves
