Prospeo for outbound: fresh contact data, TAM research and Clay

We have used Prospeo for around six months. Here is where its contact data, company filters and API fit in our Clay and agentic outbound workflows.

Prospeo is a B2B prospecting and enrichment platform for finding people and companies, verified business emails and mobile numbers. It fits teams that need contact data through a prospecting interface, CSV workflow, API or supported CRM integration.
In this guide
  1. Stan’s take: why we use Prospeo in our enrichment workflows
  2. The use cases and features that matter to us
  3. A practical play: turn company signals into a contactable market
  4. Prospeo pricing: email and mobile economics
  5. Prospeo compared with adjacent tools
  6. What to monitor after launch
  7. Build the enrichment system with frontBrick
  8. Prospeo buyer questions

Stan’s take: why we use Prospeo in our enrichment workflows

After around six months using Prospeo, I see it as a strong alternative to the larger data providers. Its coverage has been useful, and the emails we have retrieved have been among the most accurate and current in our own work. That is our experience with our audiences, not a universal accuracy benchmark.

We use Prospeo frequently inside Clay, but I would not reduce it to an email lookup. Filters for website traffic, technology, open jobs and funding help identify the market before enrichment starts. Its API also makes it useful for building a total addressable market with Claude Code, ChatGPT or another connected agent.

My reason for choosing it is straightforward: relevant people and usable contact information are the foundation of outbound. A large exported list is less valuable than a smaller, well-targeted audience with current details.

The use cases and features that matter to us

Use case Feature Why we use it
Find accounts with relevant characteristics Traffic, technology, job and funding filters Build a market around observable company traits rather than a broad industry alone.
Find the people inside that market People and company search Connect account fit to the buying roles your offer needs.
Improve contact completeness Email and mobile enrichment Give the outreach team usable ways to reach accepted prospects.
Enrich a Clay campaign Clay integration Add Prospeo to an existing research and enrichment workflow.
Build an agent-led data workflow Search and enrichment APIs Let an approved agent source and enrich a defined audience repeatedly.

Feature references: Prospeo search filters; Prospeo company search guide.

A practical play: turn company signals into a contactable market

Here is a practical way to apply that approach to your own team:

  1. Choose the company filters that genuinely relate to your offer, such as relevant technology or active hiring.
  2. Review a sample of companies before expanding the search.
  3. Find the appropriate people and enrich their contact details through Prospeo or Clay.
  4. Compare accepted contacts and campaign outcomes by segment, then refine the market instead of only increasing volume.
Prospeo official website, October 2026
Official Prospeo website, captured October 2026. Product interfaces and plans can change.

Prospeo pricing: email and mobile economics

Reviewed 18 October 2026: monthly pricing lists Starter at $49 per user with 2,000 credits, Growth at $99 with 5,000, and Pro at $249 with 15,000. Free provides 100 credits monthly. Annual subscriptions have different billing and upfront credit allocations, so compare commitment and allowance together. API access is paid, not included in Free.

The documented enrichment model charges one credit for an email and ten for a mobile, with email included when mobile is returned. No result is not charged. The API documentation also describes a 90-day repeat-enrichment window without charging again for the same record. Credits do not roll over at renewal; annual credits are granted upfront.

For planning, 1,000 email-only successes plus 100 separate successful mobile enrichments would use 2,000 credits. That is an illustration, not a coverage forecast. Do not automatically add one email credit to every ten-credit mobile result. Use the API's reported cost to reconcile the actual batch.

The real cost includes seats, add-ons, orchestration, review and any separate sending platform. A low price per credit is less useful than a low cost per accepted contact who fits your offer.

Prospeo compared with adjacent tools

Option Where to evaluate it What to compare
Prospeo Contact discovery and enrichment Verified contact coverage, identity matching and plan permissions
BlitzAPI Programmatic company and people workflows Returned-record economics and integration ownership
Apollo A broader sales prospecting workspace Whether its combined workflow replaces tools you already use
Clay Research and orchestration across providers How enrichment fits into a larger qualification process

A provider waterfall should have an explicit purpose. Query another source when a necessary field is missing, not because another integration is available. Deduplicate first and stop once your acceptance criteria are satisfied.

What to monitor after launch

Track correct-person matches separately from contact availability. Then measure verified email coverage, mobile coverage for requested accounts, manual corrections, duplicate prevention and cost per accepted contact. Segment by geography, persona and source list so a weak audience is not hidden inside a good average.

Do not infer buying intent from a found address. Do not infer inbox placement from an email status. Keep qualification, verification and campaign results as separate measurements.

Handle rate limits with bounded retries. Pause on insufficient credits, and alert the workflow owner. Preserve checkpoints so restarting a batch does not create new CRM records or enroll someone twice. When an employer change conflicts with an active sales conversation, route the change for human review.

Build the enrichment system with frontBrick

frontBrick can define the audience and implement the workflow around Prospeo: identity rules, selective enrichment, field mapping, duplicate controls, review queues and CRM handoff. The deliverable should include a documented data dictionary, usage report, failure-recovery procedure and clear ownership for future changes.

Book a complimentary discovery call with Stan to scope the system. Implementation pricing is custom, based on your workflow and existing tools.

Prospeo buyer questions

Does Prospeo charge when it cannot find an email?

The current enrichment documentation says no result is not charged. Confirm how the endpoint and requested options apply to your workflow, then reconcile the reported total_cost rather than relying on an older review.

Can I use Prospeo for CRM enrichment?

Yes. Paid API workflows can support enrichment, and Growth and Pro list native CRM capabilities. Decide which fields the provider can change and how conflicts are reviewed before enabling updates.

Should I enrich mobiles for every prospect?

Only if calling is part of the sales process. Mobile enrichment uses more credits than email. Prioritize accounts and roles where a caller will use the result.

Is Prospeo a replacement for Clay?

They solve different layers of the workflow. Prospeo supplies discovery and contact data. Clay can combine providers and additional research. Use the combination only when the extra orchestration has a clear purpose.

How many people can one bulk API request include?

Up to 50. Provide a unique identifier for each input and reconcile all three outcome groups, including invalid records, before considering the batch complete.

What should an evaluation sample include?

Use the regions, company sizes and personas you actually sell to, plus known wrong-fit and ambiguous records. Score usable matches and correction time instead of relying on an advertised database size or accuracy percentage.

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