Free / Open-sourceAll-in-one customer platform for email, SMS, CRM, and automation
Free / Open-sourceAll-in-one customer platform for email, SMS, CRM, and automation
Linked API records 38,687 monthly visits with -8.1% month-over-month growth and Paid pricing. Success.ai records 547,073 monthly visits with +6.3% growth and Freemium, Free Trial pricing.

LinkedIn automation API for leads, outreach and AI agents
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | linkedapi.io | success.ai |
| Pricing Model | Paid | Freemium, Free Trial |
| Monthly Visits | 38.69K (38,687) | 547.07K (547,073) |
| MoM Traffic Delta | -3.4K (-8.1%) | +32.54K (+6.3%) |
| Primary Market & Share | 🇧🇾 Belarus (46.5%) | 🇺🇸 United States (69.9%) |
| Direct Visits / mo | 20.67K | 42.5K |
| User Rating | 4.2 | 4 |
| Supported Platforms | Website | Website |

LinkedIn automation API for leads, outreach and AI agents
Send messages, connection requests, reactions and comments, and run people or company searches — chained into conditional workflows up to five levels deep.
Search companies and people with advanced filters, pull employee lists, enrich profiles and return clean JSON for your CRM or data warehouse.
Each account runs in its own cloud browser with a matching device profile, human-like timing and custom mouse/typing behaviour.
An MCP server, agent skills, CLI and official Node.js SDK let assistants in Claude, ChatGPT, Cursor and similar tools call LinkedIn operations directly.

AI sales platform for unlimited B2B leads and outreach
Lead Finder gives unlimited access to a database of 700M+ buyer emails and phone numbers, with search and targeting tools.
Follow active buyers using interest signals based on specific topics or keywords, so outreach targets prospects showing real intent.
Verify and enrich emails and phone numbers, and clean your lists before you start a campaign.
Connect unlimited sending accounts, use email warmup to protect deliverability, and manage replies in one unified inbox.
Free / Open-sourceAll-in-one customer platform for email, SMS, CRM, and automation
Free / Open-sourceAll-in-one customer platform for email, SMS, CRM, and automation

Offers massive cold email volume infrastructure and built-in lead databases, but with fewer advanced autonomous prospecting agent features.
SpecialistUnifies dozens of data enrichment providers and custom AI workflows, but requires more manual setup for cold email campaigns.
Delivers enterprise-grade revenue execution and conversation intelligence, but is overly complex for small teams and solo founders.

Excels at email deliverability management and unlimited mailbox warmups, but lacks Success.ai's integrated B2B contact database search.
Excels at email deliverability management and unlimited mailbox warmups, but lacks Success.ai's integrated B2B contact database search.

Free / Open-sourceOne GTM data API for prospecting, enrichment and AI agents
Provides powerful multichannel outreach across email, phone, and LinkedIn, but comes at a significantly higher price point.
Find verified work emails and write personalized outreach with AI
Find verified work emails and write personalized outreach with AI

SpecialistGenerates targeted contact audiences from natural language prompts, but focuses less on traditional cold email warmup.
SpecialistGenerates targeted contact audiences from natural language prompts, but focuses less on traditional cold email warmup.
Focuses on unified reply inboxes and email warmup, but offers less robust database search than Success.ai.
Focuses on unified reply inboxes and email warmup, but offers less robust database search than Success.ai.

Free / Open-sourceLinkedIn automation and multi-channel outreach for teams
Free / Open-sourceLinkedIn automation and multi-channel outreach for teams

The company research API for AI agents
The company research API for AI agents