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SE Ranking Keyword Research API

This collection of endpoints is designed for comprehensive keyword analysis and discovery. Use these requests to retrieve performance metrics for large lists of keywords or to generate new keyword ideas based on a seed term.This folder is divided into two main categories:### Bulk Keyword Metrics- **Export Keywords Metrics**: Submit a list of up to 5,000 keywords to get detailed data points for each, including search volume, CPC, competition score, keyword difficulty, and historical search volume trends. This is ideal for bulk analysis and data enrichment. ### Keyword DiscoveryUse these endpoints to expand your keyword lists and uncover new ranking opportunities.- **Get Similar Keywords**: Find keywords that are semantically similar to your seed keyword, including synonyms and close variations. - **Get Related Keywords**: Discover keywords that are topically related, based on having a high number of overlapping URLs in their search results. - **Get Question Keywords**: Generate a list of keywords phrased as common user questions, perfect for content marketing and FAQ creation. - **Get Longtail Keywords**: Find longer, more specific keyword phrases that often have lower competition and higher conversion rates.

SE Ranking Keyword Research API is one of 10 APIs that SE Ranking publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Keyword Research. The published artifact set on APIs.io includes an OpenAPI specification.

This API exposes 5 operations across 5 paths. It is described by OpenAPI 3.0.0, at version 1.0.0.

Requests are made against a single base URL, https://api.seranking.com.

5 operations 5 paths 0 schemas 4 GET1 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.0
API Version
1.0.0
Base URL
https://api.seranking.com
Authentication
API Key
Resource Areas
1

Authentication & Security 1

SE Ranking Keyword Research API declares 1 security scheme for authenticating requests. An API key is passed in the query as apikey (apikeyAuth). By default, every request must be authenticated.

Paths & Operations 5

Across 5 paths, the API surfaces 5 operations — 4 GET, 1 POST. Each is listed below with its method, path, parameters, and response codes.

Keyword Research 5

This collection of endpoints is designed for comprehensive keyword analysis and discovery. Use these requests to retrieve performance metrics for large lists of keywords or to gen…

POST
/v1/keywords/export
Export Keywords Metrics
createKeywordsExport 2 params body → 200
GET
/v1/keywords/similar
Get similar keywords
getKeywordsSimilar 24 params → 200
GET
/v1/keywords/related
Get related keywords
getKeywordsRelated 24 params → 200
GET
/v1/keywords/questions
Get question keywords
getKeywordsQuestions 24 params → 200
GET
/v1/keywords/longtail
Get longtail keywords
getKeywordsLongtail 23 params → 200

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

se-ranking-keyword-research-api-openapi.yml Raw ↑

Other APIs SE Ranking publishes across the network.

SE Ranking Data API
SE Ranking Project API
SE Ranking Account & system API
SE Ranking AI search API
SE Ranking backlinks API
SE Ranking Domain Analysis API
SE Ranking SERP Results > classic API
SE Ranking Website Audit API
SE Ranking MCP Server
Where this information came from

This is an independent, third-party profile of SE Ranking Keyword Research API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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