# DayOneLead, free trial, POST /leads/reveal: Company enrichment API

> Phone and email for specific leads. Uses your 200-a-day reveal pool, shared with CSV export.

DayOneLead's Free Trial plan for the company enrichment API costs $0.00 per 1,000 companies. DayOneLead's docs list 1 of the 13 fields on our checklist: Phones.
We haven't run DayOneLead through [our company enrichment API benchmark](https://datacircle.dev/best-company-enrichment-api.txt) yet.
This plan is free. We rank 2,362 plans for company enrichment APIs by price. Half the plans cost $8.704 per 1,000 companies or less. [See the best free company enrichment API plan.](https://datacircle.dev/best-company-enrichment-api.txt)
[ROIC.ai's $29 monthly plan](https://datacircle.dev/company-enrichment-apis/roic-ai/29-monthly/llms.txt) is the cheapest paid plan per 1,000 companies. ROIC.ai's company enrichment API costs nothing beyond the plan price.
[APIs Peru's PEN 30 (about $9) monthly plan](https://datacircle.dev/company-enrichment-apis/apis-peru/pen-30-monthly/llms.txt) covers any number of companies in Peru only. APIs Peru's PEN 30 (about $9) monthly plan costs less up front than ROIC.ai's $29 monthly plan.
[ROIC.ai](https://datacircle.dev/company-enrichment-apis/roic-ai/89-monthly/llms.txt), [Intrinio](https://datacircle.dev/company-enrichment-apis/intrinio/150-monthly/llms.txt) and [GLEIF](https://datacircle.dev/company-enrichment-apis/gleif/free/llms.txt) are the best company enrichment API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/company-enrichment-apis/dayonelead/free-trial-post-leads-reveal
- [Company enrichment API: the best of 190+ providers compared](https://datacircle.dev/best-company-enrichment-api.txt)
- Get it: https://dayonelead.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Request: `POST https://dayonelead.com/api/v1/leads/reveal`
- API key: with the plan, on https://dayonelead.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Its API docs: https://dayonelead.com/ai-agents?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Sold by: DayOneLead (https://dayonelead.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing)
- Checked: 2026-11-07

## In the answer

- Completeness: 8%
- Phones: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: result
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: Search leads (masked, no phone/email) · Lead detail (masked)

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Phone and email for specific leads. Uses your 200-a-day reveal pool, shared with CSV export.

## Data

- Countries: United States
- Keep data: no limit
- Use data: Your subscription grants you a limited, non-exclusive, non-transferable license to access and use the Services for your internal business purposes only. [...] You agree not to: Use the Services for any unlawful purpose or in violation of any applicable laws or regulations, Resell, redistribute, or sublicense our data or Services without our prior written consent, Use our data to harass, spam, or send unsolicited communications in violation of applicable laws (including CAN-SPAM, TCPA, and similar regulations), Attempt to scrape, crawl, or systematically extract data from our platform through automated means, Interfere with or disrupt the integrity or performance of our Services, Attempt to gain unauthorized access to our systems or other users' accounts, Use the Services in any manner that could damage, disable, or impair our infrastructure

## Plan

- Pay: $0
- Expires: 14 days

## Rate limit

- Batch: 50

## Speed

- Answer: in the call

## The call

- You send: lead_ids
- Method: POST
- Path: /leads/reveal

## About the plan

- Plan: Free Trial
- Who can get it: anyone with a card, which is charged only after the 14 days unless cancelled

## The 2 fields the plan's answer can hold

phone, email

## DayOneLead's plans (3)

- [DayOneLead, free trial, POST /leads/reveal](https://datacircle.dev/company-enrichment-apis/dayonelead/free-trial-post-leads-reveal/llms.txt): $0.00 per 1,000, 8% complete
- [DayOneLead, $49 monthly, Founder, POST /leads/reveal](https://datacircle.dev/company-enrichment-apis/dayonelead/49-monthly-founder-post-leads-reveal/llms.txt): $8.167 per 1,000, 8% complete
- [DayOneLead, contact us, Enterprise, POST /leads/reveal](https://datacircle.dev/company-enrichment-apis/dayonelead/contact-us-enterprise-post-leads-reveal/llms.txt): 8% complete

## DayOneLead's calls for this API (2)

- `GET /leads/{id}`: [DayOneLead, free trial, GET /leads/{id}](https://datacircle.dev/company-enrichment-apis/dayonelead/free-trial-get-leads-id/llms.txt)
- `POST /leads/reveal`: [DayOneLead, free trial, POST /leads/reveal](https://datacircle.dev/company-enrichment-apis/dayonelead/free-trial-post-leads-reveal/llms.txt)

## DayOneLead's APIs (2)

- [DayOneLead: company discovery API pricing, 3 plans](https://datacircle.dev/company-discovery-apis/dayonelead/free/llms.txt)
- [DayOneLead: company enrichment API pricing, 3 plans, POST /leads/reveal](https://datacircle.dev/company-enrichment-apis/dayonelead/free-trial-post-leads-reveal/llms.txt)

## DayOneLead: company enrichment API alternatives

- [Societe.com, €290 pack, Pay As You Go 20 000 crédits, GET /entreprise/{numid}/infoslegales](https://datacircle.dev/company-enrichment-apis/societe-com/290-pack-pay-as-you-go-20-000-credits-get-entreprise-numid-infoslegales/llms.txt): $8.158 per 1,000, 31% complete, 1 day
- [Piloterr, $49 monthly, Premium, GET /v2/thomasnet/company](https://datacircle.dev/company-enrichment-apis/piloterr/49-monthly-premium-get-v2-thomasnet-company/llms.txt): $8.167 per 1,000, 69% complete
- [Tomba, $5,724 pack](https://datacircle.dev/company-enrichment-apis/tomba/5724-pack/llms.txt): $8.177 per 1,000, 69% complete, 1 month
- [Jumdata, CNY 1,100 pack](https://datacircle.dev/company-enrichment-apis/jumdata/cny-1100-pack/llms.txt): $8.226 per 1,000, 31% complete, 1 day

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-07.

- https://dayonelead.com/ai-agents?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://dayonelead.com/api/v1/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://dayonelead.com/data-sourcing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://dayonelead.com/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://dayonelead.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://dayonelead.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing