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GTM Resources for B2B Sales Teams

Free tools, original research, templates and guides from Growth Cab, built from the outbound, LinkedIn and AI systems we run for B2B tech companies.

Free tools

Tools that run on real data

Open one and it works straight away, in your browser, without an account.

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100
MXPassSPFPassDKIMPassDMARCPass
 New: live DNS checkCold Email Domain CheckerSPF, DKIM, DMARC, MX records and the Spamhaus blocklist in one check, with a score out of 100 and the exact fix for every problem.Open the tool
Federico DonatoneCEO at Growth Cab
 Runs in your browserLinkedIn Text FormatterBold, italic, underline and lists for LinkedIn posts, with a live preview of the see more cutoff.Open the tool
Support chatbotSonnet 5.5
Monthly API bill
$400.00
InputCacheOutput
 Prices checked Oct 12, 2026Claude API Cost CalculatorYour monthly Claude API bill for any model, with caching, Batch and fast mode.Open the tool
StandardHeavyHeavier
ChatGPTPlus$20
ClaudePro$20
GeminiAI Pro$19.99
 Checked on each vendor pageAI Pricing ExplorerChatGPT, Claude and Gemini plans, team seats and API rates side by side.Open the tool
69.6%of 1,380 meetings took place
85.4%0-277.6%3-770.1%8-1460.3%15-3058.5%30+
Days from booking to meeting
 Built on our own dataMeeting Show Rate CalculatorHow many booked B2B meetings will actually happen, from 1,380 meetings booked by cold calling.Open the tool
PePerplexity ComputerPrProspeoDaDatabarTaTaplioPrProfoundEnEnginyInInstantlySaSalesforgeSmSmartleadMaMaildosoGuGuideless
 Tested on real outboundGTM Tools DirectoryThe go-to-market tools we use for B2B sales, with verified prices, stack examples and our own tests.Open the tool
See all free tools
Original research

Numbers nobody else publishes

Studies built on our own campaigns and tests, with the raw data you can download and check.

69.6%of 1,380 meetings took place
85.4%0-277.6%3-770.1%8-1460.3%15-3058.5%30+
Days from booking to meeting
Dataset under CC BY 4.0B2B Meeting Show Rate StudyWhat happened to 1,380 B2B meetings booked by cold calling: 69.6% took place, 14.6% were no-shows, by lead time, weekday and seniority.Read the research
Verified emails, of 600 leads
Apollo68%
Prospeo65.7%
Seamless.AI64.5%
RocketReach62.8%
Lusha56.5%
Every email verifiedWe Tested 8 Lead DatabasesThe same 600 leads through Apollo, Prospeo, Lusha and five more: coverage, dead emails marked valid, mobile hits and cost.Read the research
JSONEvidence StandardCSVEvidence dictionaryCSVMeasurement templateCSVClaim checklist
Toolkit in CSV and JSONB2B Outbound Evidence StandardHow to measure meetings, qualified opportunities, pipeline and revenue so that every claim can be checked.Read the research
GTM Glossary

57 terms, each explained properly

Not one line per term: every page has a definition you can cite, a worked example, formulas or DNS records where they help, and our own data.

Open the glossary
SDRBDRAccount ExecutiveCold CallingCold EmailOutbound SalesAppointment SettingLinkedIn InMailIdeal Customer ProfileBuyer PersonaTotal Addressable MarketAccount-Based MarketingData EnrichmentWaterfall EnrichmentBuying SignalsLead ScoringMarketing Qualified LeadSales Qualified LeadBANTMEDDICDiscovery CallMultithreadingStakeholder MappingShow RateSales CycleWin RateTOFU, MOFU and BOFUARRMRRCustomer Acquisition CostCustomer Lifetime ValueLTV to CAC RatioChurn RateNet Revenue RetentionGo-to-MarketGTM EngineeringRevOpsDemand GenerationSales EnablementProduct-Led GrowthEmail DeliverabilitySPF RecordDKIMDMARCMX RecordEmail Bounce RateDomain ReputationAI AgentAgentic WorkflowClaude SkillsContext WindowGenerative Engine OptimizationAnswer Engine OptimizationAI SDRCatch-All EmailData MoatFounder-Led Sales
Templates and downloads

Worksheets you can use today

Scorecards, worked examples and datasets from our guides. Direct downloads, no form to fill in.

XLSXLead generation provider scorecard8 KB · from Outsourced lead generation guide
PDFHow to compare lead generation providers313 KB · from Outsourced lead generation guide
PDFClay enrichment workflow guide327 KB · from Clay consultant
XLSXClay worked example: six rows to one account9 KB · from Clay consultant
PDFSaaS lead generation evaluation brief253 KB · from SaaS lead generation guide
PDFEmail deliverability diagnosis example272 KB · from Deliverability consultant
CSVB2B meeting show rate dataset, 1,380 rows3 KB · from Show rate study
CSVOutbound campaign measurement template1 KB · from Evidence Standard
Buyer guides

How to choose, build and measure

Practical guides for the decisions B2B teams make before they spend on outbound.

01How to Choose a GTM Agency: Scope, Proof and HandoverHow to choose a GTM agency: define the scope, compare evidence from past clients, run a bounded pilot and plan the... 02Cold Email Agency: Pricing, Red Flags, How to ChooseWhat a cold email agency does, what agencies publish on price, 8 questions to ask before you hire one, and the red flags... 03Outsourced Lead Generation Companies: Ownership and HandoverOutsourced lead generation, compared the buyer's way: a free scorecard and CSV or XLSX worksheet to check access... 04Email Deliverability Best Practices for Cold Email: 2026 ChecklistEmail deliverability best practices for cold email: what Gmail, Yahoo and Outlook require, how bad data drives bounces... 05How to Build B2B Lead Lists With AIBuild B2B lead lists with AI: turn your ICP into filters, find accounts first, verify every contact and put a quality... 06How to Build an AI GTM Tech Stack That Survives a Model ChangeBuild a GTM tech stack in three layers: data, workflow rules and a replaceable AI model. Run one account-to-draft... 07LinkedIn B2B Lead Generation: Build a Buyer-to-Conversation SystemPlan LinkedIn B2B lead generation around one buyer, useful posts, qualified conversations and a measured sales handoff.... 08Lead Generation for SaaS: The Best Product Rarely Wins the PipelineLead generation for SaaS runs on four parts: a narrow account list, one owned channel, a weekly motion and one honest...
From the blog

Latest articles

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See the results behind the resourcesEvery tool and template here comes from client work. The case studies show what it produced, client by client.Read the case studies
Free and open source GTM Diagnostic Skills for Claude Four skills that check one part of an outbound program each and tell you what is wrong, with a score and the evidence behind it. They read public DNS and the files you give them, and nothing else leaves your machine. Cold email domain checkMX, SPF and its 10-lookup limit, DKIM, DMARC, website and blocklist. Cold email graderTen checks on one email, quoting the sentences that lose points. Lead list QADuplicates, invalid and role emails, domains with no mail server, seniority mix. Meeting show rate benchmarkYour booked meetings against our 1,380-meeting dataset. Install in Claude Code /plugin marketplace add federicodon/growthcab-gtm-skills /plugin install gtm-diagnostics@growthcab-gtm-skills Then ask Claude: "Is outreach-acme.com ready for cold email?"

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