Deepline GTM API

GTM data tooling for agents

Waterfall email discovery, phone finding, person and company enrichment, decision-maker lookup, and competitor ad intelligence — backed by Deepline's 79+ provider network. Waterfalls stop at the first provider that returns a hit. Pay per request — no auth, no subscriptions.

AgentCash

Install Deepline GTM tooling into AgentCash.

Run in your terminal

Onboard into AgentCash, make one live call against this API, then save it into your agent's persistent context.

Step 1

Onboard AgentCash

Sets up AgentCash and routes you through credits if needed.

$npx agentcash onboard
Step 2

Try the API

Discovers the origin and walks the first live call path.

$npx agentcash try https://stabledeepline.dev
Step 3

Add for reuse

Keeps Deepline GTM available in your agent's persistent context.

$npx agentcash add https://stabledeepline.dev
Deepline GTMstabledeepline.dev
AgentCash Docs

Endpoints

Find Work Email

$0.10

Waterfall search across 79+ providers for a verified work email from a name and company domain.

POST /api/email/work

Email from LinkedIn

$0.25

Resolve a LinkedIn profile URL into a verified work email.

POST /api/email/from-linkedin

Find Personal Email

$0.10

Personal email discovery — best coverage with a LinkedIn URL plus name.

POST /api/email/personal

Validate Email

$0.05

ZeroBounce deliverability check: valid, catch-all, or invalid.

POST /api/email/validate

Person from Email

$0.15

Reverse an email into the person behind it: name, title, company, LinkedIn.

POST /api/person/from-email

Job Change Check

$0.15

Detect whether a contact has moved on from the company you have on record.

POST /api/person/job-change

Find LinkedIn Profile

$0.15

Resolve a person into their LinkedIn profile URL from name and company.

POST /api/linkedin/find

Find Mobile Phone

$0.60

Validated mobile numbers with automatic region-based provider routing.

POST /api/phone/find

Enrich Company

$0.25

Merged 30+ field company profile: revenue, headcount, funding, tech stack, socials.

POST /api/company/enrich

Find Decision Makers

$0.25

Contacts at a company by role and seniority, accumulated across five providers.

POST /api/contacts/by-role

Ad Intelligence

$0.15

A company's active ads on Facebook, Google, LinkedIn, or TikTok.

POST /api/ads/search