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Tech Brew Ride Home · Friday, October 23, 2026

Developer Uses ElevenLabs and Claude AI to Build the 'Gindex' for Tracking Guinness Prices in Ireland

Tech entrepreneur Matt Cortland used ElevenLabs voice generation and Anthropic's Claude to build an AI agent named Rachel that called over 3,000 Irish pubs. The collected data powered the Gindex, a consumer price index for pints of Guinness across Ireland.

personMatt CortlandpersonRachel DuffycompanyFortunecompanyEleven LabscompanyAnthropiccompanyDia GeocompanyRegal

The tape

1 quote
“He devised Rachel with AI voice generation platform Eleven Labs, made as an homage to Rachel Duffy, the winner of the UK version of the reality TV show The Traitors, and equipped with a Northern Irish accent, the voice-enabled AI agent made more than 3,000 calls across the island inquiring about the price of a pint of Guinness.”
Heard on Tech Brew Ride Home — “OpenAI Takes a $150B Haircut”, published Friday, October 23, 2026. Heardvine summarizes and quotes with attribution and timestamps, and links to the original everywhere.
Transcribed via deepinfra · $0.00
Developer Uses ElevenLabs and Claude AI to Build the 'Gindex' for Tracking Guinness Prices in Ireland — Heardvine