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    Callbook AI logo
    3D
    Freemium
    Free Trial
    Sponsored

    Callbook AI

    3D

    Callbook AI is a Y Combinator (S26) AI collections agency: voice, SMS, and email agents that locate, contact, and negotiate with borrowers, segment accounts by ability and willingness to pay, and drive payment plans or human handoffs. Positioned for banks, fintechs, retail lenders, and collections teams.

    Related guides

    Browse curated shortlists where this tool appears.

    All use cases · All industries

    Alternatives & similar tools

    Related picks from editorial notes.

    Also mentioned

    • TrueAccord / Indigo (digital-first consumer collections agency)
    • InDebted (digital collections agency
    • multichannel consumer journeys)
    • Skit.ai (collections-focused voice AI for agencies and creditors)

    Features & details

    Full overview from our catalog (read-only reference).

    Category (short)
    3D
    Category
    3D
    Pricing (CSV)
    Free Trial
    Directory pricing
    Freemium
    Sponsored note
    no
    Target audience
    BNPL and fintechs, insurers, and collections orgs that want an AI-operated collections agency model. Not ideal for: teams needing a self-serve phone gadget with public per-minute pricing
    Best for
    Banks, BNPL and fintechs, insurers, retailers, and collections orgs that want an AI-operated collections agency model. Not ideal for: teams needing a self-serve phone gadget with public per-minute pricing, or non-collections use cases without debt-recovery workflows.
    Pricing notes
    Verified August 2026 at https://www.callbook.ai/, https://www.callbook.ai/pricing/, https://www.callbook.ai/security, and https://www.ycombinator.com/launches/SvH-callbook-ai-the-ai-collections-agency-for-late-stage-portfolios. No public prices; CTA is Let’s talk / sales@callbook.ai. Third-party directory dollar claims for unrelated phone add-ons are not confirmed on the official site.

    Pros & cons

    Editorial notes to help compare fit before opening the vendor site.

    Pros

    • Clear collections-agency positioning with published recovery claims
    • Multichannel continuity (voice, SMS, email) with segmentation
    • YC S26 backing and fintech-oriented security page
    • Direct sales path for lenders

    Cons

    • No public pricing or self-serve tiers
    • Early-stage relative to large legacy collections platforms
    • Product narrative may confuse buyers who expect DIY dialer software
    • Geographic and regulatory fit (e.g. U.S. Reg F) needs diligence per deployment

    Review notes

    Context from the listing review and editorial research.

    NEW tool. DISAMBIGUATION: live product at callbook.ai is the YC S26 AI collections agency, not amateur-radio callbook databases and not primarily a Zoho CRM phone add-on (secondary sources mention that lineage). List under collections / fintech voice AI.

    Extended features

    In-depth description and capability notes.

    Multichannel outreach in one continuous conversation (voice, SMS, email) AI negotiation of balances and payment plans Account segmentation by ability and willingness to pay Insights into why accounts fell into arrears Action routing (payment link, plan offer, human assist, debt review) Inbound calls with prior conversation context Enterprise security controls (identity, encryption, logging, vulnerability management, continuity) Outcome metrics published on site (collection interactions, borrowers managed, payments recovered)

    Use cases

    Lenders and collections teams hand late-stage or high-volume portfolios to Callbook AI agents to research borrowers, run multichannel contact, negotiate repayments, and escalate only when needed, measured against recovery results rather than as a generic phone widget.