Same prompt, different results: Hark agent books a massage while Muse falsely claims online booking unavailable

adcock_brett · x · 2026-10-10

User @markjenney tested two AI agents with the same prompt: check massage availability and book if possible. Muse incorrectly told him the facility doesn't take online bookings, while Hark correctly found availability and completed the booking. Hark's free tier is described as quite generous. A compelling hands-on comparison of agent reliability in real-world tasks.

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