Auth Directory
Api Key APIs
Connecting your AI agent? These tools use Api Key auth, making them easy to use with Claude Code and Gemini CLI.
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Mailcheck
Email verification using social network data.
Enrichley
Email validation with catch-all domain detection.
EmailListVerify
Bulk email verification service for clean lists.
BriteVerify
Email, phone, and address verification service.
ReachKit
Cold email outreach platform with unlimited warmup.
ReachInbox
AI-powered cold email platform with warmup and automation.
PersistIQ
Outbound sales automation platform for small teams.
MasterInbox
Combine LinkedIn + Email outreach in one unified inbox.
Crawlbase
Enterprise web scraping API with smart proxy rotation and JavaScript rendering.
Browse AI
Extract and monitor data from any website with AI-powered web scraping.
Tavily AI
Search engine optimized for AI agents and RAG applications.
Resend
Modern email API built for developers.
PhantomBuster
Automate lead generation and data extraction across any web platform.
Outscraper
Extract high-quality business data from Google Maps and beyond.
Orbitly
Enrich your contact lists with email and social data.
Lusha
The fastest way to find verified B2B mobile numbers and emails.
Kuration
Enriched prospect databases and data-as-a-service.
JustCall
Cloud phone system for sales and support teams with deep CRM integrations.
Journey.io
Interactive sales rooms and buyer engagement platform.
Instantly.ai
The gold standard for cold email infrastructure and automation.
Hunter.io
The standard for finding and verifying professional email addresses.
Find Me Sales
Lead generation and outreach with built-in AI summaries and webhook support.
Exa.ai
AI-native search engine for finding anything on the web.
Cognism
Global B2B sales intelligence with premium mobile data.
Clay
The universal data enrichment and outbound orchestration platform.
Argyle
The leading employment data platform for income and employment verification.
Apollo.io
The ultimate sales intelligence and engagement platform for AI-native teams.
Adapt
Lead intelligence platform with a massive B2B contact database and API.
A-Leads
Up-to-date B2B lead generation with a developer-first API.
tl;dv
AI meeting notetaker that turns calls into actionable insights.
n8n
Open-source workflow automation with a powerful API.
Dropcontact
AI-powered email enrichment and verification API for B2B data.
Lemlist
Sales engagement platform with advanced personalization and outreach APIs.
Mailshake
Cold email outreach platform used by 38,000+ sales professionals.
ZoomInfo
The comprehensive B2B database and sales intelligence platform.
Zipteams
AI-powered meeting platform for sales teams to drive higher conversions.
Zeliq
All-in-one sales prospecting platform with massive contact database.
Woodpecker
Cold email outreach and follow-up automation for sales and agencies.
WooSender
AI-powered lead conversion and appointment booking platform.
Wiza
Real-time B2B contact data extraction from LinkedIn Sales Navigator.
Warmbox
Email warmup tool to ensure cold emails never land in spam.
Vidyard
Video platform for business to increase lead engagement and conversions.
VanillaSoft
Lead management and sales engagement platform with automated dialing.
Tomba
Email finder and verification API for programmatically finding leads.
Surfe
Connect your CRM to LinkedIn and enrich prospect data in one click.
Super Send
Multi-channel cold outreach automation for LinkedIn, X, and Email.
Spotio
Field sales engagement platform for territory management and lead tracking.
Spekit
AI-powered sales enablement platform for in-app training and support.
Snov.io
All-in-one platform for lead generation, email verification, and outreach.
Smartlead
Scale outreach with unlimited mailboxes and AI-powered deliverability.
Sharpsell
AI-powered sales enablement platform for front-line teams.
Scout
AI-powered B2B prospecting and email personalization platform.
Salesrobot
LinkedIn automation platform for personalized outbound outreach.
Salesken
Conversation intelligence platform with real-time AI sales coaching.
Saleshandy
Cold email outreach platform with automated follow-ups and high deliverability.
Salescaptain
AI-powered sales engagement and lead generation platform.
SalesBlink
Full-stack cold outreach automation platform for sales teams.
RepliQ
Hyper-personalization at scale for cold outreach using AI images and videos.
Qualified
Pipeline generation platform for B2B teams to identify website intent.
People.ai
Revenue intelligence platform for CRM data automation and sales performance.
Penny
AI sales assistant for direct sales and social commerce.
OpenFunnel
AI-powered prospecting and intent signal identification platform.
Octolane
AI-powered prospecting and CRM data enrichment for modern sales teams.
Nektar
AI agents for CRM data automation and buyer relationship signals.
Monday Sales CRM
The flexible Work OS for managing the entire sales cycle and pipeline.
Mixmax
Sales engagement platform for Gmail and Outlook to drive outbound productivity.
Meet Alfred
Multi-channel sales automation for LinkedIn, Email, and Twitter.
Loops
Email platform for modern SaaS companies.
LeanData
Revenue operations platform for lead routing and account matching.
LeadIQ
The smart B2B prospecting platform for capturing and enriching leads.
Lead411
Unlimited sales leads database fueled by intent data and direct dials.
Klue
Competitive intelligence and win-loss insights platform with a robust API.
Jiminny
Conversation intelligence and sales coaching for revenue teams.
Insight7
AI-powered customer insights platform for sales and product teams.
InSitu Sales
Mobile CRM and field sales tracking platform for mobile teams.
Humantic AI
Personality AI for sales to understand buyer behavior and build rapport.
GTM Buddy
AI-powered sales enablement platform for personalized content discovery.
GMass
Powerful mail merge and cold email system for Gmail.
Foureyes
Sales intelligence and lead tracking for automotive dealerships.
FirstTouch
AI-driven sales outreach and prospecting for personalized lead gen.
Extrovert
AI-driven LinkedIn automation for personalized outreach and lead gen.
Explorium
External data platform for automated lead enrichment and scoring.
DealHub
AI-powered CPQ and digital sales room platform for B2B teams.
Crono
AI-powered sales engagement and workflow automation for revenue teams.
CopyFactory
AI writing assistant for scaling personalized sales copy.
Collective[i]
AI-powered sales forecasting and collaborative revenue network.
CloudTalk
Cloud-based phone system for sales and support teams with AI features.
Cliengo
AI chatbot for automated lead capture and customer conversion.
Clado
AI sales assistant for personalized outreach and lead generation.
CaptivateIQ
Sales commission management platform for modern revenue teams.
Awarathon
AI-driven sales coaching platform for role-play and video analysis.
Avoma
AI meeting assistant and conversation intelligence platform.
Autobound
AI writing assistant for personalized sales outreach and follow-ups.
Amplemarket
AI Sales Copilot that boosts opportunity rates with intent signals and research.
AimFox
Built for LinkedIn outreach and automated relationship management.
Acuity
AI-powered sales development and prospecting services.
SimilarTech
Technology intelligence platform - track tech adoption and competitor landscapes.
WebTrackly
Domain intelligence API for zone files, technology data, and business leads.
Wappalyzer
Website technology profiler - identify CMS, ecommerce, and other web technologies.
BuiltWith
Technology profiling API - find what tech websites are built with.
Verse
AI-powered lead conversion and engagement platform.
Telescope
AI-powered B2B prospecting and lead discovery tool.
Success.ai
Cold email outreach and lead enrichment platform for sales teams.
Snitcher
B2B website visitor identification and lead generation platform.
Salesmate
AI-powered CRM and revenue operating system for high-growth teams.
SalesIntel
B2B contact data and intelligence platform for revenue teams.
Regal
Outbound sales platform for high-engagement voice and SMS outreach.
RB2B
Identify anonymous website visitors and convert them into LinkedIn leads.
Qwilr
Digital sales room and proposal automation platform for modern B2B sales.
Prosp
AI sales assistant for personalized prospecting and LinkedIn outreach.
Primerole
AI sales assistant for personalized outreach and engagement.
Pipeline CRM
Sales-first CRM for managing pipelines and closing deals.
Overloop
Multi-channel sales automation platform for email and LinkedIn outreach.
Outplay
Multi-channel sales engagement platform for high-performance outreach.
Oliv
AI sales assistant for meeting preparation and pipeline hygiene.
Octave
AI-powered sales platform for personalized prospecting and lead gen.
Nimble
Social CRM for relationship management and sales automation.
Naoma
AI video sales agent that runs personalized demo calls 24/7.
Modjo
Conversation intelligence platform for European sales teams.
Meetz
AI sales assistant for seamless meeting scheduling and coordination.
Mediafly
Revenue enablement platform for content, value selling, and analytics.
Lightfield
AI sales assistant for personalized outreach and high-engagement lead gen.
Leadfeeder
Identify companies visiting your website and track their behavior.
LeadMagic
AI-powered data enrichment and contact validation platform.
Landbase
AI-driven GTM platform for prospecting and lead generation.
La Growth Machine
Multi-channel sales automation platform for high-engagement outbound.
Koala
Agentic AI platform for sales signal prioritization and qualification.
HockeyStack
B2B attribution and revenue analytics platform powered by AI.
Highspot
The leading sales enablement platform for content, training, and coaching.
HeyNomi
AI sales assistant for real-time call guidance and meeting automation.
GetSignals
AI-powered intent signal identification and prospecting tool.
Genesy
AI-powered lead generation and sales automation platform.
Trestle IQ
Phone verification and reverse phone lookup API for lead validation.
Pipl
Identity verification and people search API for trust and safety.
FullContact
Identity resolution and data enrichment platform for customer intelligence.
Frontspin
Cloud-based sales dialer and engagement platform for high-volume outreach.
Nutshell
SMB CRM with API for sales pipeline management.
Close
Sales CRM with built-in power dialer and SMS.
ContactOut
Phone numbers and emails from LinkedIn profiles.
Enrich.so
People and company data enrichment API.
PredictLeads
Company intelligence data API for funding, jobs, and tech.
Datagma
B2B data enrichment with 50+ attributes.
Freshworks CRM
AI-powered CRM for tracking sales pipelines and automating marketing.
Fluint
Sales enablement platform for creating business cases and championing deals.
Fathom
AI meeting assistant that records, transcribes, and summarizes your calls.
Factors.ai
B2B marketing analytics and account intelligence platform.
ExactBuyer
AI-driven B2B prospecting and data enrichment platform.
Draup
AI-powered sales intelligence and talent management platform.
Demandbase
Account-based marketing and sales intelligence platform powered by AI.
Databook
Strategic relationship management platform for enterprise sales.
Cresta
Real-time AI coaching and intelligence for contact centers.
Clodura
AI-driven sales prospecting and lead enrichment platform.
BuzzBoard
AI-driven sales intelligence and prospecting for SMB sales.
Attention
AI sales assistant for real-time meeting guidance and automated coaching.
Aloware
Modern contact center and sales dialer platform for high-performance teams.
Advisr
Sales automation and advisory platform for media companies.
6sense
The leading AI platform for account-based sales and marketing intelligence.
ElevenLabs
Advanced AI audio platform for realistic text-to-speech and voice agents.
Recall.ai
Universal meeting bot API for real-time audio and video.
DocuSign
Enterprise e-signature and agreement cloud API.
PandaDoc
API for document generation, e-signatures, and tracking.
Fireflies.ai
AI meeting assistant with transcription and analytics APIs.
Chili Piper
Advanced scheduling and routing API for revenue teams.
Cal.com
Open-source scheduling infrastructure with a full API.
noCRM.io
Lead management software focused on closing deals without the CRM friction.
Zapier
The world's largest automation ecosystem with an MCP server.
Salesflow
Social and email outreach automation for lead generation.
QuotaPath
Sales commission tracking and automation for revenue teams.
Proxycurl
API for scraping and enriching LinkedIn profile data.
Prospeo
High-accuracy email finder and verification API for outreach.
Pipedrive
The sales-first CRM for managing pipelines and closing deals.
PhoneBurner
Power dialer for sales teams to increase answer rates and live conversations.
Persana
AI-powered sales prospecting and lead enrichment platform.
People Data Labs
B2B data API with 3 billion person and company records.
Orum
AI-powered live conversation platform for outbound sales teams.
Nyne.ai
Real-time buyer intent and identity resolution platform.
Nango
Open-source product integration platform for AI agents.
Membrain
B2B sales effectiveness platform for executing complex sales strategies.
Mattermark
Data-driven platform for discovering and analyzing high-growth companies.
Manyreach
Cold email outreach platform with unlimited email accounts.
Make.com
Visual automation platform with powerful agentic capabilities.
Mailreef
Programmatic email infrastructure for expert cold emailers.
Letterdrop
Signal-based selling and social selling automation.
LeadMine
Simple B2B lead generation and email finder tool.
LeadFuze
B2B lead generation and data enrichment API with intent signals.
Koncert
AI-powered sales dialer for multi-line and power dialing at scale.
Klenty
Sales engagement platform for multi-channel outbound and personalized outreach.
Jina Reader
Convert any URL to LLM-friendly Markdown for AI processing.
Inframail
Scalable cold email infrastructure with automated setup.
HubSpot
All-in-one CRM platform with an extensive API ecosystem.
Homerun Presales
AI-powered presales automation and activity tracking API.
GoBluebird
Lead routing and distribution platform with API for lead management.
Gooseapp CRM
Mobile-first CRM with an API for managing orders and offers.
GojiberryAI
AI-powered lead generation with intent signals and API access.
GetVocal AI
Conversational voice AI for automated calling and agent actions.
GetSales.io
Public API for automating LinkedIn outreach and contact management.
Gearset
Salesforce DevOps and release management with automated APIs.
GTM Engine
AI-powered GTM platform with API-driven custom integrations.
FullEnrich
Waterfall enrichment API for emails and phone numbers.
Fresh Proposals
Automated proposal generation and e-signature platform.
FreJun
AI-driven business phone system with developer APIs.
Folk
Lightweight CRM designed for relationship-driven teams.
Folderly
AI-powered email deliverability and warmup API.
FlowUp
Automated multichannel lead follow-up and sales automation.
Five9
Enterprise cloud contact center with robust APIs and SDKs.
First Sales
Cold email platform with automated warmup and inbox placement.
FinalScout
Extract professional email addresses from LinkedIn using AI.
DocSales
Electronic signature and document automation API.
Crunchbase
The definitive B2B database for company and investment research.
Correlated
Product-led revenue platform for identifying high-intent leads.
Copy.ai (by Fullcast)
GTM AI platform now part of Fullcast after October 2025 acquisition.
Clodura.AI
All-in-one sales intelligence with form enrichment and cleanup APIs.
Clearbit (Breeze)
Real-time company and person enrichment API by HubSpot.
Cien
AI-powered GTM intelligence and data-driven sales coaching.
Breadcrumbs
Lead scoring and revenue acceleration platform powered by AI.
Brainshark
Sales enablement and readiness platform for training and content.
Bland AI
Hyper-realistic AI phone agents for automated calling.
BetterContact
Waterfall contact enrichment API with 15+ data sources.
BatchService
Real estate data APIs for property search and portfolio monitoring.
AppXite
Subscription management and CPQ platform with an API-first strategy.
Ambition
Sales coaching and gamification platform for performance motivation.
Radiant AI CRM
Open-source AI-powered CRM built for modern sales teams.
QRev
Early-stage AI-first open-source CRM with MongoDB-based architecture.
EspoCRM
Open source CRM with a modern, user-friendly interface and powerful API.
Icypeas
Email finder and verifier with API for bulk enrichment workflows.
Reply.io
AI sales outreach & cold email platform with multichannel sequences.
Sybill
AI sales assistant for call transcription, CRM updates, and follow-ups.
SalesMonk
AI-powered SDRs combining human expertise with AI technology for revenue scaling.
Rep.ai
AI-powered sales chatbot for e-commerce with engagement and conversion focus.
Relevance AI
Platform for building AI workforce to automate business processes.
Relay
No-code automation platform with AI-powered workflows across 100+ apps.
Lindy
AI platform for automating business processes with custom AI agents.
Jason AI
AI-powered SDR by Reply.io for automating entire sales outreach process.
GodmodeHQ
AI-powered sales automation for lead generation, research, and personalized outreach.
GPTBots.ai
Enterprise no-code AI agent development platform for business automation.
Conversica
AI-powered platform for automated customer engagement and revenue generation.
Composio
AI-native integration platform connecting LLMs with 250+ applications.
Bardeen
AI-powered workflow automation for repetitive tasks and sales workflows.
SalesCloser AI
AI-powered sales agent platform for automated discovery calls and demos.
CUFinder
B2B data enrichment API with 20+ endpoints for company and person data.
Emailable
Fast email verification API with 99.9% accuracy and instant results.
Debounce
Email verification API with disposable detection and data enrichment features.
ZeroBounce
Email validation API with detailed deliverability scoring and abuse detection.
Neverbounce
Email verification API with AI-powered validation and real-time checking.
Dealfront
European sales intelligence platform combining intent data with visitor tracking.
RocketReach
People search API with 700M+ professional profiles and 60M+ companies.
UpLead
B2B data platform with verified emails, mobile numbers, and intent data.
Apify
Web scraping and automation platform.
Dux-Soup
LinkedIn automation for prospecting.
Twenty
Modern open-source CRM built for the community.
Attio
The data-driven CRM for modern teams.
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