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Questbook lets enterprises and AI agents verify user-provided information before it is processed, reducing per-check costs from dollars to cents. It provides BlueCheck, an enterprise-ready background…

Questbook lets enterprises and AI agents verify user-provided information before it is processed, reducing per-check costs from dollars to cents. It provides BlueCheck, an enterprise-ready background…
Company: Questbook (product/brand of CreatorOS Inc)
Founded: 2020
Core product: Grant/funding platform and verification products (Questbook, BlueCheck, Reclaim Protocol)
Industry: Administrative Services / web3 developer grants
Team size (reported): ~10 employees
Grants/funding for web3 developers; identity and document/claim verification for enterprises and AI-driven workflows.
2020
Administrative Services
Crunchbase lists Series A as last round with Lemniscap as lead; some profiles list a last funding date of 2022-05-18 and investors including multiple angel and institutional names.
10050000
Reported total funding amount and date present in provided evidence; investor list includes multiple named entities.
“Alameda Research, AngelList India, Arjun Sethi, Balaji Srinivasan, Coinbase Ventures, Dragonfly, First Cheque, Flori Ventures, Gaurav Munjal, Hashed, Jatin Mazalcar, Kalyan Krishnamurthy, Lemniscap, Maneesh Sharma, Phanindra Sama, Polygon, Pravega Ventures, Raj Gokal, Sujayath Ali, Sujeet Kumar, Vidit Aatrey, Vivekananda Hallekere, Y Combinator”
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