Retell AI

What drives engagement

Smart avg engagement per post across every post in this window. Gray rows at the bottom are under the sample floor (10+ posts per category, 10+ per format) — too few posts to trust the average.

Best day: Tuesday. Best time block: 6pm–9pm UTC. Timing detail is in the Cadence chart above.

Best performing posts

• 2025-07-29 · Bing Wu · Personal Story3.1K eng. (2.9K likes · 196 comments · 20 shares)

  We raised a $4.7M seed and built a $15M ARR engine with 12 people, by doing the opposite of what we were advised. 1. We were told to raise m…

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• 2026-05-05 · Bing Wu · Celebratory Announcement1.6K eng. (1.5K likes · 142 comments · 29 shares)

  Microsoft only raised $1M before their IPO, and built one of the most valuable companies in history. And that makes me think that at some po…

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• 2026-06-25 · Bing Wu · Personal Story1.2K eng. (1.1K likes · 84 comments · 13 shares)

  How we scaled Retell to $60M ARR with $5M raised We always had opportunities to raise more. We chose not to. From the beginning, we built th…

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• 2025-11-05 · Bing Wu · Celebratory Announcement822 eng. (758 likes · 59 comments · 5 shares)

  OpenAI just recognized us for passing 1 trillion tokens. We are one of the handful companies who've hit 1 trillion tokens. For me, it's a pr…

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• 2026-05-25 · Bing Wu · Personal Story646 eng. (577 likes · 64 comments · 5 shares)

  We fired our biggest customer in early 2024, when we were doing ~$2M in revenue. Our numbers took a big hit. They were paying well, and thei…

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Worst performing posts — settled posts only (published ≥7 days before the data edge)

• 2026-08-12 · Company page · Event9 eng. (9 likes · 0 comments · 0 shares)

  Double the trouble 😎 catch us (and our voice agent) at Booth 342.

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• 2025-11-14 · Company page · Event16 eng. (14 likes · 1 comments · 1 shares)

  🚀 Your agents shouldn’t struggle to capture customer info — and soon, they won’t have to. We’re teaming up with Poku Labs for a live worksh…

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• 2026-08-05 · Company page · Event18 eng. (18 likes · 0 comments · 0 shares)

  Denver, we brought a conversation starter 👋

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• 2026-05-11 · Bing Wu · Company Update20 eng. (20 likes · 0 comments · 0 shares)

  Grateful to Dr. Navya Gouru (Ph.D.) for visiting our new office and spending time with the team. Navya is one of those rare operators who ca…

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• 2026-05-21 · Company page · Customer Highlight25 eng. (23 likes · 1 comments · 1 shares)

  Gifthealth has partnered with Retell to power AI voice across specialty pharmacy programs, prescribing a faster path through healthcare’s ph…

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