# Fiber AI — Contact Details (Verified Emails & Phone Numbers)

> Get verified work emails, personal emails, and phone numbers — discovered
> through multi-source waterfalls and validated before delivery. You only pay
> for contacts that are verified and deliverable.

## Who it's for

- **Sales teams** needing verified emails and phones to reach prospects without
  bouncing.
- **Growth & RevOps teams** enriching CRM records with validated contact info at
  scale.
- **Recruiters** revealing candidate contact details for direct outreach.
- **Developers** building enrichment pipelines that need high-throughput,
  validated contact discovery.

## Key capabilities

- **Multi-source waterfall enrichment** — industry-specific waterfalls query
  many data sources in sequence, maximizing coverage.
- **Email bounce detection** — every email is validated before delivery,
  including catch-all addresses that other providers miss.
- **Phone validation** — HLR lookups, CNAM checks, and AI-powered address book
  validation ensure phones are live and reachable.
- **Pay only for valid contacts** — no charge when nothing passes validation.
- **Four tiers** at different points on the cost/speed/yield curve:
  - Lite (cache-only, cheapest)
  - Quick Reveal (balanced default)
  - Turbo (fastest, premium)
  - Exhaustive (deepest waterfall, async)
- **Batch processing** — up to 2,000 identifiers per request.
- **Webhook delivery** — get notified when async jobs complete.

## Pricing (estimated, subject to volume and plan)

- **Work email**: typically 2 credits (~$0.04) per verified email.
- **Personal email**: typically 2 credits (~$0.04) per verified email.
- **Phone number**: typically 3 credits (~$0.06) per verified phone.
- Volume discounts available at scale (100k+ reveals/month).
- 1 credit = $0.02 ($20 per 1,000 credits). Actual charges reconciled via
  `chargeInfo` in every API response.

## Links

- [Contact Details page](https://fiber.ai/contact-details)
- [API Documentation](https://api.fiber.ai/docs)
- [Get started for free](https://fiber.ai/sign-up)