Semrush
- Keyword research
- Content optimization
- Technical audits
Every tool on this page states a public API, an SDK, an MCP server or a native connection to an AI assistant such as Claude, ChatGPT or Cursor on its own website. MCP, the Model Context Protocol, is a standard way for an AI agent to call a tool's data and actions directly, so an assistant can pull keyword data, run an audit or check rankings without someone copying results between windows.
An API matters when SEO data has to flow into your own dashboards, scripts or reports, or when an agency runs the same checks across many clients. Before you build on one, read the vendor's developer documentation: which plan includes access, which endpoints exist, and how usage is counted. The cards are ordered by the number of published guides that name each tool.
All 319: api or mcp server
Surfer SEO
- Content optimization
- Writes content with AI
- AI search visibility
Ahrefs
- Keyword research
- Content optimization
- Writes content with AI
SE Ranking
- Keyword research
- Content optimization
- Writes content with AI
Writesonic
- Keyword research
- Content optimization
- Writes content with AI
Jasper
- Writes content with AI
- AI search visibility
- API or MCP server
Peec AI
- AI search visibility
- API or MCP server
Otterly.AI
- Keyword research
- Content optimization
- Technical audits
SEOPress
- Content optimization
- Writes content with AI
- Technical audits
Moz Pro
- Keyword research
- Content optimization
- Technical audits
AirOps
- Content optimization
- Writes content with AI
- AI search visibility
Rankability
- Keyword research
- Content optimization
- Technical audits
Mangools
- Keyword research
- Content optimization
- Rank tracking
Rankscale.ai
- Content optimization
- Technical audits
- AI search visibility
BrightEdge
- Keyword research
- Content optimization
- Writes content with AI
Dashword
- Keyword research
- Content optimization
- Rank tracking
Majestic
- Rank tracking
- Backlinks and link building
- API or MCP server
Woorank
- Keyword research
- Technical audits
- Rank tracking
Conductor
- Keyword research
- Content optimization
- Writes content with AI
Anyword
- Writes content with AI
- API or MCP server
- Browser extension
LLMrefs
- Keyword research
- Content optimization
- Technical audits
Serpstat
- Keyword research
- Technical audits
- Rank tracking
Similarweb
- Keyword research
- Technical audits
- Rank tracking
SpyFu
- Keyword research
- Technical audits
- Rank tracking
Botify
- Keyword research
- Content optimization
- Writes content with AI
BrightLocal
- Rank tracking
- Local SEO
- AI search visibility
Content Harmony
- Keyword research
- Content optimization
- API or MCP server
Geoptie
- Keyword research
- Content optimization
- Writes content with AI
Nightwatch
- Keyword research
- Content optimization
- Writes content with AI
Page Optimizer Pro
- Keyword research
- Content optimization
- Writes content with AI
SEO Tools
- Keyword research
- Content optimization
- Writes content with AI
Koala AI
- Keyword research
- Content optimization
- Writes content with AI
Redirection
- Technical audits
- API or MCP server
seoClarity
- Keyword research
- Content optimization
- Writes content with AI
AIOSEO
- Keyword research
- Content optimization
- Writes content with AI
Keywords Everywhere
- Keyword research
- Rank tracking
- Backlinks and link building
Slim SEO
- Content optimization
- Technical audits
- API or MCP server
BuzzStream
- Backlinks and link building
- API or MCP server
- Browser extension
DataForSEO
- Keyword research
- Backlinks and link building
- AI search visibility
SEO PowerSuite
- Keyword research
- Content optimization
- Writes content with AI
Sitebulb
- Technical audits
- API or MCP server
AccuRanker
- Keyword research
- Rank tracking
- AI search visibility
Goodie AI
- Keyword research
- Content optimization
- Writes content with AI
Promptwatch
- Writes content with AI
- AI search visibility
- API or MCP server
Rank Math
- Keyword research
- Content optimization
- Writes content with AI
ZipTie
- Content optimization
- Writes content with AI
- AI search visibility
Atomic AGI
- Technical audits
- Backlinks and link building
- AI search visibility
Gumloop
- Keyword research
- Content optimization
- Writes content with AI
Indexly
- Keyword research
- Content optimization
- Writes content with AI
Schema App
- AI search visibility
- API or MCP server
Small SEO Tools
- Keyword research
- Writes content with AI
- Technical audits
Waikay
- AI search visibility
- API or MCP server
WebCEO
- Keyword research
- Content optimization
- Technical audits
Advanced Web Ranking
- Keyword research
- Rank tracking
- AI search visibility
AlsoAsked
- Keyword research
- AI search visibility
- API or MCP server
Answer Socrates
- Keyword research
- Writes content with AI
- Backlinks and link building
Byword
- Keyword research
- Content optimization
- Writes content with AI
CrowdReply
- Backlinks and link building
- AI search visibility
- API or MCP server
Gauge
- Keyword research
- Content optimization
- Writes content with AI
JetOctopus
- Technical audits
- AI search visibility
- API or MCP server
259 more
- Keyword Hero
- Local Falcon
- Sparktoro
- Wellows
- AIrefs
- AuthorityLabs
- GetMint
- Hypotenuse AI
- Knowatoa
- Linkody
- Localo
- Omnia
- Siteimprove
- Slate
- Synup
- Trakkr
- AISEO AI Humanizer
- Am I On AI
- CognitiveSEO
- Dragon Metrics
- Exploding Topics
- GeoRanker
- Keyword.com
- Morningscore
- Promptmonitor
- ryte.com
- Ryze AI
- SEOlyzer
- SEOmatic
- SEOwriting.ai
- Superlines
- WPVibe
- AgencyAnalytics
- Article Forge
- built with pixelesq
- ChatFeatured
- claude-seo.md
- Indexinstantly
- IndustryLens
- Linkilo
- Nimt.ai
- Nozzle
- Oncrawl
- Onehourindexing
- ProRankTracker
- Ranktracker
- Schema.dev
- Screpy
- SEO Content Machine
- Seobility
- SEOGets
- SEOMATOR
- SEORCH
- SerpRobot
- Siftly
- Sight AI
- Sitechecker.pro
- Sitecore
- Siteliner
- Smartseo
- SourceSignal
- Storeseo
- Twinword
- Wincher
- Wordtracker
- Yext Scout
- AltText.ai
- bisibilityOpen-source SEO platform
- BlogSEO
- CLAUDE-BLOG.MD →
- Clickflow
- DareBoost
- DomCop
- FatGrid
- Floyi free →
- GenRank
- GEOmetrics
- GetAiso
- Google Index Checker
- GoTrends
- GrepWords
- Grid My Business
- Hashnode
- I Search From
- Indexinject
- KeywordGraph MCP server
- LemRank
- Llumo
- Local Clarity
- Local Dominator
- Local SEO Audit Tool
- Menterprise
- Meteoria
- Ocoya
- Omegaindexer
- OppAlerts study
- Ploy
- PR-CY
- Rankinity
- Selfwin
- SEO Stack
- SEO Tester Online
- Seojuice
- Seolyze
- Seowl
- Serpzilla
- Spyserp
- Storeware
- Theseoagent
- WaveWriter AI
- xofu
- Yahini
- 30x SEO
- advertools
- aeo.js
- Agentic SEO Skill
- Agentic SEO Skills
- agentic-seo
- AI SEO Assistant
- Akii SEO & AI Search Optimizer
- All-In-One Free SEO Tool
- Ansvisor
- Astro SEO
- Backlink Building Agent
- Backlink Validator for PHP
- backlink-guard
- BeyondSEO
- Canonry
- ChatGPT SEO
- Claude Blog
- Claude SEO
- claude-rank
- claude-seo-ai
- CorpusIQ
- crawlie
- CrawlSEO
- DataForSEO Brain
- DataForSEO Skill for Claude Code
- dataforseo-claude
- DataSEO MCP
- Digispot AI
- DispatchSEO
- Distribb SEO Skill
- Dualmark
- E-GEO
- Elmo
- Fire Your SEO Agency
- FreeCrawl SEO Tool
- GEO Optimizer
- GEO Optimizer Skill
- GEO SEO Claude
- GEOHub
- geoptimize
- GetCito Open Source
- Google AI Search Optimization Skill
- Google Index Checker and Google Indexer
- Google Search Console for Python
- google-browser-scraper
- GSC Helper by searchanalyzer.io
- GTM Engineer Skills
- Houtini SEO Console
- Infrasity Dev GTM Claude Skills
- jev-seo (Python)
- jev-seo (Rust)
- Laravel Meta Manager
- Laravel Meta Tags
- Laravel SEO by ArchTech
- Laravel SEO by romanzipp
- Laravel SEO Scanner
- Laravel Sitemap
- LibreCrawl
- Lighthouse MCP Server
- Limelit Open
- linkinator
- LLM Docs Optimizer
- LLMTEXT MCP
- Loamwright SEO Skill
- Local Business Builder
- Local SEO Skills
- MCP llms.txt Explorer
- mcp-gsc
- mcp-server-gsc
- MetaTags for Rails
- Next SEO
- next-sitemap
- NiubiGEO
- NotFair Plugin
- Nuxt LLMs
- Octolens SEO Page Builder
- On-Page SEO Analyzer
- OnPageSEO.ai SEO Chrome Extension
- Open SEO Crawler
- Open SEO MCP Skills
- OpenGSC
- OpenSEO
- OpenSERP
- OranGEO AI Visibility Skill
- PHP SEO
- PHP Sitemap Generator
- PHP XML Sitemap Generator
- prerender_rails
- prerender-node
- Python SEO Analyzer
- Qwoted SEO Backlinks Skill
- RankMeFast
- react-schemaorg
- schema-dts
- Schema.NET
- Scouter SEO Crawler
- Screaming Frog MCP Server
- SE Ranking Claude SEO Skills
- Search Solved SEO Tools
- searchConsoleR
- semrush-ai-tool
- SEO Coach
- SEO for Agent-Native Teams
- SEO GEO AEO Audit Skill
- SEO GEO AEO Optimizer Skill
- SEO God
- SEO Kit for OpenClaw
- SEO Landing
- SEO Machine
- SEO Skills for AI Agents
- SEO Tools API
- SEO Tools MCP Server
- seo-audit-skill
- seo-mcp by cnych
- seo-ops
- seobuild-onpage
- SEODeploy
- SEOmator SEO Audit Skill
- SEOMonster
- SEOrd
- SeoTags
- SEOTools for Laravel
- SerpApi Node.js Library
- SerpApi PHP Library
- SerpApi Ruby Library
- SerpBear
- SerpScrap
- SiteData
- Southwell Media SEO Audit Skill
- Spatie Schema.org
- squirrelscan
- Suganthan's GSC MCP
- SuperSEO Skills
- Svead
- Svelte Meta Tags
- Svelte SEO
- svelte-sitemap
- SvelteKit SEO
- Technical SEO Audit Skill
- Ultimate SEO + GEO
- vercel-seo-audit
- vite-plugin-sitemap
- WPGraphQL for Rank Math SEO
- WPGraphQL Yoast SEO
- Yandex Tools MCP
- ZensInk SEO Package