canonical ↑ 7.6 market

Marketing

Score 35.8 / 100 536 providers 140 APIs Search apis.io →

Variants seen in the corpus: Marketingmarketing

Providers using this tag (536)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 45 Complete, well-documented, and agent-ready

BrevoMarketing AutomationEmail MarketingTransactional Email29 APIs87.3 Salesforce Marketing CloudAutomationContent ManagementCustomer JourneyDigital Marketing17 APIs83.5 SalesforceFortune 500Artificial IntelligenceAnalyticsCloud294 APIs83.3 Amazon PinpointCampaignsCommunicationsEmail6 APIs83.1 HubSpotAnalyticsCommerceContentCRM93 APIs82.4 ZoomInfoB2BB2B DataCompany DataContact Database29 APIs80.8 AdobeFortune 1000AnalyticsCreative CloudDigital Asset Management34 APIs80.4 SendGridEmailEmail APIMarketing EmailSMTP63 APIs77.0 KlaviyoEmailSMSCustomer Data23 APIs76.9 Treasure DataCustomer Data PlatformCDPBig DataData Warehouse23 APIs76.7 ThanxRestaurantLoyaltyGuest Engagement14 APIs76.2 SquarespaceCommerceE-CommercePayments9 APIs75.8 SendPulseMarketing AutomationEmailTransactional Email19 APIs75.7 LinkedInBusinessCareersProfessional Networking65 APIs75.1 OptimizelyA/B TestingContent ManagementCustomer DataE-Commerce50 APIs75.1 Mapp Marketing CloudCompanyMarketing AutomationEmail4 APIs74.7 GetResponseEmail MarketingMarketing AutomationLanding PagesWebinars50 APIs74.1 ButtondownAnalyticsAutomationsEmailMarkdown30 APIs71.5 Campaign MonitorEmail MarketingCampaignsSubscribersTransactional Email1 API71.4 Adobe SuiteArtificial IntelligenceAnalyticsAutomationCommerce32 APIs71.2 LINEMessagingChatbotsSocial LoginMini Apps10 APIs71.2 CognyCompanyAi Enterprise SoftwareMarketing Analytics4 APIs70.7 HightouchCDPData ActivationReverse ETLAudience Management9 APIs70.6 PlunkEmailTransactional EmailAutomation5 APIs70.6 Google AdsAdvertisingCampaign ManagementDigital AdvertisingGoogle9 APIs70.5 PrismicGraphQLHeadless CMSContent ManagementPage Builder8 APIs70.3 PostizSocial-MediaSchedulingOpen-SourceContent9 APIs69.4 ZeroBounceEmail ValidationEmail DeliverabilityEmail Verification6 APIs69.2 Virto CommerceB2B E-CommerceCatalog ManagementOrder ManagementPricing13 APIs69.1 CanvaApplicationAutomationBrand ManagementCollaboration15 APIs69.0 Google Analytics 4AnalyticsData CollectionMeasurements3 APIs69.0 VidyardVideoVideo PlatformVideo AnalyticsVideo Sharing3 APIs68.8 UnbounceLanding PagesConversion Rate OptimizationA/B Testing9 APIs68.7 Facebook Business ManagerAdvertisingAnalyticsBusiness Management23 APIs68.6 BitlyLinksURL ShortenerQR CodesAnalytics11 APIs68.0 MoosendEmail MarketingMarketing AutomationCampaignsMailing Lists1 API67.9 GoTo WebinarWebinarsVirtual EventsVideo Conferencing9 APIs67.8 ImpactAffiliatesPartnershipsPerformance MarketingCommission5 APIs67.8 PunchhGift CardsGuest EngagementLoyalty15 APIs67.6 Adobe AnalyticsAdobeAnalyticsBusiness IntelligenceCustomer Intelligence22 APIs67.4 AcousticCompanyMarTechMarketing Automation5 APIs67.3 MatomoAnalyticsWeb AnalyticsOpen-SourcePrivacy61 APIs67.3 Triple WhaleE-CommerceAnalyticsAttributionShopify5 APIs67.2 Google Tag ManagerAnalyticsConversion TrackingTag Management9 APIs67.1 UnifySalesGo-To-MarketOutbound11 APIs67.0

Strong 91 Solid coverage with minor gaps

Amazon Clean RoomsClean RoomsData CollaborationPrivacyAnalytics4 APIs66.4 CreatorIQInfluencer MarketingCreator EconomySocial-Media17 APIs66.1 Google Campaign ManagerAdvertisingAnalyticsCampaign ManagementDigital Marketing5 APIs66.0 SemrushDataSearch EnginesSEO4 APIs66.0 RewardfulAffiliate TrackingReferral ProgramsSoftware-as-a-ServiceStripe1 API65.9 SnapchatAdvertisingARAugmented Reality17 APIs65.6 Chili PiperSchedulingLead RoutingMeetingsSales16 APIs65.5 OloFood ServiceRestaurantOnline OrderingDelivery15 APIs64.9 CordialCompanyMarketing AutomationMessaging25 APIs64.8 ServiceNowAutomationCloud ServicesDigital WorkflowsEnterprise Platform63 APIs64.8 FlintCompanyArtificial IntelligenceLanding Pages2 APIs64.7 Benchmark EmailEmail MarketingCampaignsContactsAutomation30 APIs64.6 MailerSendEmailTransactional EmailSMTP8 APIs64.6 SingularCompanyMarketing AnalyticsMobile AttributionAttribution11 APIs64.4 BufferSocial-MediaSchedulingAnalyticsPublishing1 API64.3 ClickFunnelsSales FunnelsLanding PagesE-Commerce1 API64.3 PostscriptSMSMessagingE-Commerce8 APIs64.3 ImprovadoCompanyMarketing IntelligenceMarketing Analytics3 APIs64.2 HootsuiteSocial-MediaSocial Media ManagementContent Scheduling5 APIs63.3 Microsoft LinkedInMicrosoftProfessional NetworkingRecruiting8 APIs63.3 SugarCRMCompanySoftware-as-a-ServiceCRMSales1 API63.3 VendastaCompanySoftware-as-a-ServiceMarketplaceSMB38 APIs63.3 ExtoleCompanyReferral MarketingAdvocacyLoyalty44 APIs63.1 BeeketingCompanyE-CommerceCross-Border Commerce1 API62.9 Inflection.ioCompanySoftware-as-a-ServiceMarketing Automation6 APIs62.9 MediaValetDigital Asset ManagementDAMMediaAssets29 APIs62.9 PlanableSocial-MediaContent CollaborationApproval WorkflowsSocial Media Management12 APIs62.3 NeverBounceEmail VerificationEmail ValidationEmail HygieneDeliverability5 APIs62.2 StorylaneInteractive DemosProduct WalkthroughsSales Enablement4 APIs62.2 AntavoLoyaltyCustomer LoyaltyRewardsEnterprise17 APIs62.0 SendsparkCompanyVideoSales4 APIs62.0 ProfoundCompanyArtificial IntelligenceAnswer Engine OptimizationAEO2 APIs61.7 ZaiusCompanyCustomer Data PlatformCDP17 APIs61.7 LinkedIn Marketing APIAdvertisingLinkedInLead Generation6 APIs61.6 DyspatchCompanyEmailEmail Templates20 APIs61.4 TalkableCompanyReferral MarketingLoyalty26 APIs61.3 PloyCompanyMarketing AutomationArtificial Intelligence1 API61.2 Yardi CanadaReal-EstateCanadaProperty ManagementRentals4 APIs61.2 TrustRadiusB2B Software ReviewsBuyer IntelligenceIntent DataSoftware Reviews5 APIs61.1 Google Marketing Platform AdminAnalyticsGoogle Marketing PlatformOrganization Management1 API61.0 MetaAdvertisingAnalyticsArtificial IntelligenceMessaging19 APIs60.9 SendHubCompanySMSMessagingText Messaging6 APIs60.7 Clearbit (HubSpot Breeze Intelligence)Sales IntelligenceB2BEnrichmentReveal9 APIs60.6 EmailOctopusEmailEmail MarketingNewslettersCampaigns6 APIs60.5 SequelCompanyWebinarsVirtual EventsLive Streaming12 APIs60.4 LithiumCompanyMarTechCommunitySocial-Media100 APIs60.2 NavatticInteractive DemosProduct DemoSales Enablement2 APIs60.0 RevContentNative AdvertisingContent RecommendationAd NetworkPublisher Monetization12 APIs60.0 HookLogic (Criteo)CompanyCommerceRetail MediaAdvertising8 APIs59.8 HustleCompanyEnterpriseMessagingSMS10 APIs59.8 BynderDigital Asset ManagementDAMBrand ManagementContent Management34 APIs59.6 AdaptB2B DataContact DataCompany DataLead Intelligence4 APIs59.5 CreatioCompanySoftware-as-a-ServiceCRMNo-Code4 APIs59.5 AhrefsCompanySEOSearch2 APIs59.3 BeaconstacCompanyBig DataQR CodesDigital Business Cards1 API59.2 LiveRampData ConnectivityData CollaborationIdentity ResolutionActivation11 APIs59.1 WunderkindCompanyPersonalizationIdentity Resolution7 APIs59.1 CriteoAdvertisingAgent SkillsAnalyticsAudiences4 APIs59.0 CommunityMessagingSMSCommunicationsConversational4 APIs58.9 SimpleTextingSMSMMSMessaging12 APIs58.8 ExclaimerCompanyEmailEmail SignaturesEmail Signature Management1 API58.7 JasperCompanyAi MlArtificial IntelligenceContent Generation1 API58.5 GameballCompanyLoyaltyRewardsGamification2 APIs58.3 CI HUBCompanyDigital Asset ManagementContent ManagementProduct Information Management3 APIs57.9 AdRollAdvertisingDisplay AdvertisingRetargeting4 APIs57.7 RB2BIdentity ResolutionVisitor IdentificationB2B DataLead Generation4 APIs57.7 InsiderCompanyCustomer EngagementPersonalizationCustomer Data Platform19 APIs57.6 NextRollCompanyAdvertisingAdTech9 APIs57.5 PabblyAutomationEmail MarketingSubscription BillingBilling7 APIs57.3 TikTok Marketing APIAdvertisingSocial-MediaAd Campaigns1 API57.3 AmplitudeA/B TestingAnalyticsExperimentationFeature Flags33 APIs57.1 BlumaCompanyArtificial IntelligenceVideoVideo Generation2 APIs57.1 WideoCompanyVideoVideo AutomationContent Creation2 APIs56.9 AutomatticCompanyContent ManagementPublishingBlogging9 APIs56.8 HunterEmail FinderEmail VerifierLead GenerationOutreach8 APIs56.8 FrontifyCompanyBrand ManagementDigital Asset Management1 API56.5 FunnelCompanyMarketing IntelligenceMarketing Data3 APIs55.9 BloomCompanyBrand ManagementImage-GenerationArtificial Intelligence3 APIs55.7 MarketoAdobeAutomationMarketing Automation68 APIs55.7 TheBriefCompanyAdvertisingCreativeDesign2 APIs55.7 Street.co.ukReal-EstateUnited KingdomPropTechCRM3 APIs55.4 WarmlyCompanySalesIntent Data2 APIs55.4 DigiohCompanyE-CommercePersonalization1 API55.1 BluecoreCompanyRetailCustomer Data Platform8 APIs54.9 Handwrite IODirect MailHandwrittenHandwritten NotesCards4 APIs54.9 WebinarJamWebinarsLive EventsAutomated Webinars2 APIs54.9 CardlyticsCompanyAdvertisingCommerce MediaCard-Linked Offers3 APIs54.8 LeadpagesCompanyLanding PagesConversion Optimization3 APIs54.7 AmperityCompanyEnterpriseCustomer Data PlatformCDP5 APIs54.5 DinMoCompanyCustomer Data PlatformCDPReverse ETL1 API54.5 SnapCompanyAdvertisingSocial-Media5 APIs54.5

Developing 112 Usable, with meaningful gaps to close

Thin 80 Limited public surface area

Emerging 94 Early or largely undocumented

Minimal 114 Almost no public developer surface

APIs with this tag (138)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Exemplar 18 Complete, well-documented, and agent-ready

Campaign APIAPI for managing and performing marketing campaigns within Marketing Cloud.83.5 Salesforce Pardot API (Account Engagement)The Salesforce Pardot API (now called Account Engagement API) provides programmatic access to Pardot market...83.3 HubSpot Forms APIThe forms endpoints allow you to create and manage HubSpot forms used for capturing lead information. Suppo...82.4 HubSpot Marketing Events APIMarketing events are CRM objects that enable you to track marketing activities such as webinars along with ...82.4 HubSpot Subscription Preferences APIThe subscription preferences API allows you to manage email subscription details for contacts in your accou...82.4 HubSpot Transactional Email APIThe transactional email API enables sending template-based transactional emails through HubSpot using the S...82.4 ZoomInfo Marketing APIMarketing audiences and audience uploads — create, read, update and delete an audience, push an upload to i...80.8 Adobe Analytics APIAccess and analyze digital marketing analytics data.71.2 Adobe Campaign APIManage marketing campaigns, deliveries, workflows, subscriptions, and profiles through REST APIs for cross-...71.2 Adobe Experience Platform APIProgrammatically perform operations against Experience Platform data including data ingestion, catalog mana...71.2 Adobe Journey Optimizer APIDesign, trigger and inspect cross-channel customer journeys and campaigns — including message delivery, con...71.2 Adobe Marketo Engage APIAccess and manage marketing automation data including leads, accounts, opportunities, campaigns, and assets...71.2 Adobe Target APIManage personalization activities, audiences, offers, and deliver experiences across web, mobile, and IoT c...71.2 LINE Manage Audience APITwelve operations for building and managing the marketing audiences a narrowcast targets — creating audienc...71.2 Hightouch Campaigns APITrigger a campaign send to handle- or profile-based recipients and read back per-send status.70.6 Virto Commerce Marketing APIMarketing system with dynamic contents and promotions management69.1 Adobe Analytics Marketing Channels APIRetrieve the Marketing Channel processing rules configured for an Adobe Analytics report suite — the rules ...67.4 Matomo MarketingCampaignsReporting APIThe Matomo MarketingCampaignsReporting API exposes 11 operations of the Matomo Reporting API (module `Marke...67.3

Strong 22 Solid coverage with minor gaps

Snapchat Ads APIThe Snapchat Ads API (Marketing API) allows developers to programmatically create, manage, and optimize adv...65.6 Snapchat Ads MCP ServerSnap's first-party hosted Model Context Protocol server for the Snapchat Ads API. A supported agent connect...65.6 Olo Marketing & Guest Data Platform APIOlo Marketing and the Guest Data Platform (GDP) unify first-party guest data captured across ordering, paym...64.9 Cordial MCP ServerCordial's hosted Model Context Protocol server, which gives any MCP client secure read access to a Cordial ...64.8 ServiceNow Lead APIThe ServiceNow Lead API provides REST endpoints to create, update, and retrieve marketing leads and their a...64.8 Improvado Embedded API v3Workspace-scoped REST API for embedding Improvado's data extraction, transformation, and load pipeline into...64.2 Hootsuite Amplify REST APIThe Amplify employee-advocacy API — publish content directly into Amplify, read the authenticated member an...63.3 LinkedIn Marketing APIThe LinkedIn Marketing API enables programmatic management of LinkedIn advertising campaigns, audience targ...63.3 LinkedIn Marketing APIREST API for managing LinkedIn advertising campaigns, creatives, reporting, lead sync, matched audiences, c...61.6 RentCafe APIThe RentCafe marketing, leasing and resident-services API, used by Yardi Canada's multifamily clients and t...61.2 TrustRadius TrustQuotes Content Syndication APILicensed review-quote syndication. GET /trustquotes returns review excerpts with the quote text, a link and...61.1 Facebook Marketing APICreate, manage, and optimize advertising campaigns across Facebook, Instagram, and Audience Network program...60.9 LiveRamp Activation APIProgrammatic activation of first-party and marketplace data across destination partners and connected platf...59.1 Pabbly Chatflow APIREST API for Pabbly Chatflow, a WhatsApp Business messaging platform. 33 documented operations covering 18 ...57.3 TikTok Marketing APIRESTful Marketing API for managing TikTok ad accounts, campaigns, ad groups, ads, Upgraded Smart+ and GMV M...57.3 Amplitude Attribution APIThe Amplitude Attribution API allows developers to send attribution campaign events to Amplitude from ad ne...57.1 WordPress.com REST API - wpcom/v2 namespaceThe WordPress.com and Jetpack platform extension namespace — 1,716 operations covering hosting and code dep...56.8 WordPress.com REST API v1.1The primary WordPress.com REST API. 253 endpoints covering sites, posts, pages, comments, media, taxonomy, ...56.8 Spectre APIThe public API for the Spectre products, documented on the Street.co.uk developer portal and integrated int...55.4 Leadpages A2A AgentAgent2Agent endpoint for a nine-agent marketing team — Otto, Piper, Cash, Iris, Ray, Milo, Penn, Vera and C...54.7 Leadpages REST APIRESTful API covering the full Leadpages platform across eight documented endpoint categories — Pages, Sites...54.7 Snapchat Marketing APIOAuth 2.0 REST API for managing Snapchat advertising: organizations, ad accounts, campaigns, ad squads, ads...54.5

Developing 39 Usable, with meaningful gaps to close

Makinari Agents APIPer-agent HTTP endpoints — 48 documented operations under /api/agents/* covering chat (including a WebSocke...54.2 Skai (Kenshoo) APISkai's REST API for programmatic access to advertising data and campaign management across search, social a...54.2 Optus SMS Suite Campaign Manager APIREST API v1 for programmatic control of SMS marketing campaigns — creating and managing recipient lists, me...54.0 ServiceTitan Marketing APIManage marketing campaigns, campaign categories, suppression lists, and attribution data that powers cost-p...53.5 ServiceTitan Marketing Reputation APIRetrieve aggregated customer reviews and reputation metrics across Google, Facebook, Yelp, BBB, and other c...53.5 Cart.com Online Store APIThe Cart.com Online Store API (formerly the AmeriCommerce REST API) is a JSON REST API scoped to a single m...52.7 Oracle Responsys AFTM / Asynchronous APIThe AFTM (Automatic Failover for Transactional Messaging) REST API provides asynchronous, high-availability...52.4 Oracle Responsys Event Notification APIThe Event Notification API pushes real-time campaign event data to a customer-owned callback URL. Register ...52.4 Oracle Responsys REST APIThe Responsys REST API (v1.3) manages profile lists and recipients, profile extension tables, supplemental ...52.4 Beazley Broker and Insured Marketing Data v2Marketing details for Beazley's partner organisations — broker and insured organisations, contacts and micr...52.0 Uber Eats Promotions APIThe Promotions API suite creates and manages marketing campaigns and discounts on Uber Eats stores, includi...49.6 Movable Ink Customer Data APIA write-only HTTP collector that ingests customer behavioral events in real time so Movable Ink Studio can ...48.8 WeChat Pay APIv3 (Direct-Connect Merchant)WeChat Pay's third-generation REST API for mainland-China direct-connect merchants. Authenticates with merc...48.8 Opal API v2The stable REST surface of the Opal marketing planning platform — 66 paths and 97 operations across stories...48.6 Opal API v3The next-generation Opal REST surface, published as work in progress — 97 paths and 154 operations across b...48.6 Opal Asgard BFF APIA backend-for-frontend service published in the same public documentation set — 11 paths covering workspace...48.6 OptinMonster REST APIThe OptinMonster application REST API. Versioned path segments (`/v1`, `/v2`) sit on api.optinmonster.com a...48.1 Microsoft Marketing APILinkedIn Marketing APIs47.8 Opera Marketing APIServer-to-server conversion event reporting.46.7 StackOne Unified Marketing APIStackOne Unified Marketing API standardizes campaign management across platforms, streamlining messages (SM...46.7 Instapage Personalizations APIRetrieve the personalized experiences attached to an Instapage landing page, including which one is the def...46.4 Instapage Public APIThe Instapage Public API is a REST API over the Instapage landing page and post-click optimization platform...46.4 Instapage Workspaces APICreate, read, rename and delete Instapage workspaces — the top-level tenant container that holds a customer...46.4 vivenu marketing APIThe marketing API from vivenu — 2 operation(s) for marketing.46.2 SegMetrics Import APIThe v1 Import API lets a customer push their own data into a SegMetrics integration — contacts (with UTM at...44.4 Reddit Ads APIThe Reddit Ads API allows advertisers and their marketing partners to programmatically create, edit, manage...44.3 Khoros Marketing Conversations APIThe Spredfast-lineage Khoros Marketing API surface covering Conversations, Publishing, Analytics Reporting ...44.2 Poptin Embed & EventsPoptin's developer-facing surface. The hosted embed script renders popups, bars, sidebars, full-screen and ...44.1 Wispr AI Marketing APIThe Marketing API from Wispr AI — 6 operation(s) for marketing.43.7 Soku (NexStudio) APIThe Soku AI platform API (identifies as "NexStudio API"). Powers an autonomous marketing agent across ads, ...43.6 AdMakeAI Agent SkillPublished SKILL.md that teaches an agent tool selection from natural-language intent, credit mechanics, pag...43.0 AdMakeAI MCP ServerHosted, stateless streamable-HTTP MCP server exposing 65 tools across account, projects, uploads, ad image ...43.0 AdMakeAI REST APIRPC-style JSON REST API with dot-named tRPC procedure paths (e.g. adGeneration.create) covering ad image an...43.0 Dynamics 365 Marketing APIAPI for managing marketing campaigns, customer journeys, email marketing, and lead scoring.43.0 Pomo Platform APIThe FastAPI backend behind the Pomo application, published as an OpenAPI 3.1.0 contract at https://api.usep...41.1 Anywhere Listing Syndication APISynchronize marketing data for all Anywhere franchise brands and the brokerage group to an external system....39.3 Anywhere Listings Promotions APISynchronize promotion data from Anywhere, covering channels, publication lists in each channel, nominated l...39.3 Anywhere Marketing - Franchise APISynchronize marketing data for all Anywhere franchise brands and brokerages, including Corporate Staff, Com...39.3 Anywhere Marketing and Transactions APISynchronize Anywhere marketing data together with franchise brokerage production (transaction) details. Mar...39.3

Thin 53 Limited public surface area

Spredfast Conversations API (v2)The current Spredfast / Khoros Marketing publishing and content surface — 39 operations covering initiative...39.1 Spree Klaviyo IntegrationOfficial Klaviyo marketing-platform integration for Spree - syncs customers, orders, and product events to ...37.7 Quora Ads Conversion APIThe Quora Ads Conversion API (CAPI) allows advertisers to send events such as website events, app installs,...35.8 ISteamDeepLinkServiceISteamDeepLinkService creates and resolves time-limited deep links into the Steam client and store, useful ...35.5 Circana Liquid Activation APILiquid Activation enables marketers to build and activate purchase-based audiences in minutes using determi...34.8 airSlate Marketing Intelligence PlatformAI-powered automation platform for end-to-end marketing operations. Positioned as a vertical AI product rat...34.5 InstapageLanding page builder and personalization platform. Offers REST endpoints for account integration via the In...34.5 BlueOcean Spark Platform APIThe application backend for BlueOcean's Spark agentic marketing assistant — saved prompts and prompt analyt...32.4 Hownd Partner APIA secured REST API that lets an approved Hownd partner manage Subscribers on behalf of Hownd customers (mer...32.0 VaynerMedia WordPress Content APIvaynermedia.com is a self-hosted WordPress site on WP Engine, and it leaves the WordPress REST API open for...32.0 Freshworks Freshmarketer APIThe Freshmarketer API provides developer access to marketing automation capabilities within the Freshmarket...31.6 Employee Automation APIA dedicated service that streamlines management of users and employee signature data inside an Email Experi...31.1 Terminus ABM Platform APIThe account-based marketing platform API behind Terminus (now the DemandScience ABM Platform). The API host...31.1 Kana Skill APIThe callable surface a deployed Kana pipeline ("skill") exposes on the Kana application host. POST /skill/{...29.7 Deutsche Post Print-Mailing Dispatch PreparationManages dialogue marketing print mailings including pricing, documents, and franking workflows.29.5 Deutsche Post Print-Mailing TargetingPlans dialogue marketing campaigns with target groups and recipient data for print mailings.29.5 Kwai for Business Marketing APIKwai for Business is Kuaishou's international advertising and marketing platform for the Kwai app. Its deve...29.2 Vetspire Conversations & Communications APIGraphQL operations over the Conversations and Marketing domains - client messaging threads (SMS/email), tem...28.9 PebblePost Platform APIA live but publicly undocumented platform API surface behind the PebblePost PDM Manager application. Two ho...28.7 Pavoot Application APIThe authenticated backend for the Pavoot AI event platform. A FastAPI service publishing a complete OpenAPI...28.4 Deutsche Telekom Conversational Connect APITransform customer communications with intelligent conversational marketing across messaging channels, inte...27.6 Popmenu IntegrationsPopmenu integrates with popular restaurant, ordering, delivery, reservation, and marketing applications inc...27.0 Advanced Domain Analysis APISE Ranking Data API | Domain Analysis - perform in-depth competitive analysis on any domain26.2 Analyze AI Search Performance APISE Ranking Data API | AI search - analyze a domain/brand's visibility and performance within various LLM re...26.2 Basic OG Image Generator APIGenerate Open Graph PNGs from JSON with title, subtitle, description, and brand colors. Use a file or signe...26.2 Calculate Domain Age APILook up a domain's WHOIS creation date and age in days or years. Useful for onboarding, fraud review, and S...26.2 Company KYB Lookup APIVerify companies by LEI, VAT, name, and country. Get a JSON envelope with success status and lookup results...26.2 Detect Spam APISubmit text content for spam screening and poll job status. Returns a score, pass flag, and reason for mode...26.2 Disposable Email Checker APICheck whether an email uses a known disposable domain. Returns the email, domain, and a disposable boolean ...26.2 Domain Authority Checker APILook up authority-style metrics for a domain and get score fields plus source data. Useful for SEO analysis...26.2 Dynamic OG Image APIGenerate Open Graph images from title and styling fields. Returns a binary image for blog posts, product pa...26.2 Email Deliverability Score APICheck an email address for syntax, MX records, and disposable domains. Get a score, level, and boolean chec...26.2 Evaluate SEO Health APIAudit a webpage URL and get a score, grade, structured-data breakdown, and top fixes. Useful for checking m...26.2 Expand Related Keywords APIExpand one keyword into related suggestions with scores and pair counts. Useful for SEO research, content p...26.2 Extract and Generate Editorial Digest from Multiple Web Pages APISummarize multiple URLs into one digest with sources, a summary, and key takeaways. Useful for newsletter w...26.2 Extract Contact Information APIExtract emails, phones, addresses, and social links from a webpage URL. Useful for lead enrichment, site au...26.2 Extract Domain Insights APIAnalyze a domain or URL and get a structured site profile with classification and keywords. Useful for enri...26.2 Extract Website Contact Info APICrawl a website and extract emails, phones, addresses, business names, named entities, and social profiles ...26.2 Find Similar Sites by Domains APIFind domains related to a given website, with an optional result limit. Useful for SEO research, competitor...26.2 Generate Branded QR Code APICreate QR code images from text or URLs with optional logo overlay and color controls. Returns binary outpu...26.2 Generate Keyword Clusters APIGroup keywords from an article URL into topic clusters, a primary topic, and related keywords for SEO and c...26.2 Generate Product Introduction APIGenerate a product introduction from content, with language, length, and tone options. Poll a job status UR...26.2 Generate QR Code APICreate QR codes from text, vCards, or Wi‑Fi details. Download the image or get a pre-signed cloud URL, with...26.2 Generate Tours & Activities Product Categories APIClassify travel content into ranked tours and activities categories. Returns job status plus category names...26.2 Get Top Domains by Country APIGet the top domains for a country, sorted by coverage or rank. Useful for SEO, market research, and trackin...26.2 IAB Tier 1 Content Classification APIPredict Tier 1 IAB categories from a URL, text, title, domain, or keywords. Returns ranked labels with scor...26.2 IAB Tier 2 Content Classification APIClassify URLs, titles, text, domains, or keywords into IAB Tier 2 labels. Returns ranked predictions with s...26.2 Intelligent Competitor Mapping APIIdentify a website's competitors from a URL. Get industry, market niche, overlap scores, and a differentiat...26.2 Market Trends and Growth Forecasting APIAnalyze a website URL for key market trends, opportunity score, differentiation, and growth potential. Usef...26.2 Search Domains by Keyword APIFind domains by keyword intent. Returns ranked domains with score, matched keywords, and total hits for sea...26.2 SEO Tags Generator APIGenerate SEO meta tags from page content, with optional language and voice tone. Returns a job ID, status U...26.2 US Trademark Registry & Analytics APISearch and verify US trademarks by name via API. Get status, jurisdiction, ownership transfer history, and ...26.2 Validate Email DNS API (Including Disposable Emails)Check whether an email address is valid and deliverable. Screen signups and lead lists with an optional dis...26.2

Emerging 6 Early or largely undocumented

Paramark APIParamark's production API, offered as a feature of the Advanced and Enterprise tiers. The service is live a...25.7 Cloutdesk Agent Platform APIThe v1 REST API behind Cloutdesk's Agent Platform — the programmatic surface agencies, brands, and talent r...25.2 Persado MCP GatewayA production remote Model Context Protocol server operated by Persado at https://api.persado.com/mcp. Disco...22.6 Coursera Affiliate APIAPI for affiliate marketing partners to retrieve catalog data and tracking links.20.6 RE/MAX Europe Site API (WordPress REST)The RE/MAX Europe marketing site at remax.eu runs WordPress and exposes the WordPress REST API anonymously ...19.8 American Express Smart Offer PartnershipThe American Express Smart Offer Partnership product provides registered partners with access to certain Am...19.7

Score breakdown

Frequency

77.6

log-scaled weighted occurrences

Breadth

14.7

spread across providers

Quality lift

43.6

mean composite of providers using it

Cohesion

26.8

strength of nearest seed neighbor

Where this tag comes from

Provider tag500

Api tag137

Openapi tag21

Openapi op tag56

Cohort brief

Auto-generated

The 536 providers in the APIs.io catalog tagged Marketing, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers

536

all scored

Mean Kin Score

35.7

+15.0 vs catalog 20.7

Mean Agent Readiness

20.8

+11.1 vs catalog 9.7

Spread

0.1–87.3

median 35.8 · σ 22.2

How the 536 split by band

Exemplar 45Strong 91Developing 112Thin 80Emerging 94Minimal 114

Facet averages, against the whole catalog

Facet	This cohort	Catalog	Difference	Scored
Access Clarity	45.1	22.3	+22.8	536
Developer Ergonomics	35.4	17.9	+17.5	536
Operational Transparency	26.9	11.3	+15.6	536
Contract Quality	28.1	17.5	+10.6	536
Discoverability	69.5	60.4	+9.1	536
Contract Governance	15	6.4	+8.6	536

A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.

What this cohort publishes

Artifact	This cohort	Catalog	Difference
MCP server (any)	40%	16%	+24
MCP server (first-party)	28%	7%	+21
Agent Skills	0%	0%	0
OAuth scopes	31%	9%	+22
Security	92%	88%	+4
Arazzo workflows	3%	2%	+1
Governance rules	10%	13%	-3

mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.

Top by Kin Score

1 Brevo 87.3
2 Salesforce Marketing Cloud 83.5
3 Salesforce 83.3
4 Amazon Pinpoint 83.1
5 HubSpot 82.4
6 ZoomInfo 80.8
7 Adobe 80.4
8 SendGrid 77
9 Klaviyo 76.9
10 Treasure Data 76.7

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

MCP server

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https://apis.io/mcp

Tools for tags

7 MCP tools reach this

find_tagsBrowse and filter every tag in the catalog.
get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools

Call it yourself

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This tag

curl "https://apis.io/api/v1/tags/marketing"

All tags

curl "https://apis.io/api/v1/tags?limit=25"

As a scored cohort

curl "https://apis.io/api/v1/cohorts/tag/marketing"

The distribution (Pro)

curl "https://apis.io/api/v1/cohorts/tag/marketing/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

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