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  "markdown": "Co-founder; LinkedIn lists CEO.\n\nMahmoud Felfel is a co-founder of PlayAI, formerly Play.ht, a voice AI company building conversational voice models, from Y Combinator's Winter 2023 batch, which YC now lists as acquired. His YC profile lists earlier roles at dubizzle and Incorta.\n\n- LinkedIn: https://www.linkedin.com/in/mahmoud-felfel\n\n## What Mahmoud builds\n\n- [PlayHT Text-to-Speech API](https://www.anchorterminal.com/tools/playht-tts.md), graded F, 4.1/100, in Text-to-speech. Discontinued text-to-speech API from PlayHT, formerly supporting streaming audio and batch generation. Co-founder; LinkedIn lists CEO, researched 2026-10-27.\n- [PlayHT Voice Cloning API](https://www.anchorterminal.com/tools/playht-voice-cloning.md), graded F, 4.1/100, in Voice cloning \u0026 custom voices. Discontinued PlayHT service for creating voices from uploaded audio samples. Co-founder; LinkedIn lists CEO, researched 2026-10-27.\n\n## Works with\n\n- [Hammad Syed](https://www.anchorterminal.com/people/hammad-syed/), Co-founder; LinkedIn lists COO\n\n## Questions\n\n### Who is Mahmoud Felfel?\n\nMahmoud Felfel is a co-founder of PlayAI, formerly Play.ht, a voice AI company building conversational voice models, from Y Combinator's Winter 2023 batch, which YC now lists as acquired. His YC profile lists earlier roles at dubizzle and Incorta.\n\n### What does PlayAI (formerly PlayHT) make?\n\nAnchor Terminal lists PlayHT Text-to-Speech API and PlayHT Voice Cloning API from PlayAI (formerly PlayHT). Discontinued text-to-speech API from PlayHT, formerly supporting streaming audio and batch generation.\n\n### How are Mahmoud's tools graded?\n\nPlayHT Text-to-Speech API is graded F, 4.1 out of 100; PlayHT Voice Cloning API is graded F, 4.1 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.\n\n## Sources\n\n- https://www.ycombinator.com/companies/playai\n- https://www.linkedin.com/in/syed-hammad-ahmed/details/experience/\n- https://www.linkedin.com/in/syed-hammad-ahmed\n- https://www.linkedin.com/in/mahmoud-felfel/details/experience/\n- https://www.linkedin.com/in/mahmoud-felfel\n- https://www.linkedin.com/company/play-ai\n- https://x.com/play_ht\n- https://docs.play.ht/docs/http-streaming-endpoints\n- https://discord.com/invite/ZGganaStFq\n\nThese are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page, /about/#author). We show public roles, public profiles and what the listing pages show, nothing private. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.\n",
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