Linkup

Linkup is a production-grade web search and answer API for AI agents and LLMs. Its /search endpoint grounds model responses in real-time web context, returning ranked results, sourced answers with citations, or structured output, plus /fetch for clean LLM-ready markdown, an async /research endpoint, and a credits balance endpoint - all authenticated with a Bearer API key.

4 APIs 0 Features

AILLMWeb SearchGroundingRAG

APIs

Linkup Search API

Grounds AI agents and LLMs in real-time web context. POST /search runs a natural-language query at fast, standard, or deep precision and returns ranked search results, a sourced...

Linkup Fetch API

POST /fetch retrieves the content of a given URL as clean, LLM-ready markdown, with options to render JavaScript, include raw HTML, and extract images.

Linkup Research API

Asynchronous deep-research endpoint (beta). POST /research starts an autonomous web investigation that returns a task id; poll the task until it reaches a terminal state to retr...

Linkup Credits API

GET /credits/balance returns the number of credits remaining in your account.

Collections

Linkup API

OPEN

Pricing Plans

Linkup So Plans Pricing

3 plans

PLANS

Rate Limits

Linkup So Rate Limits

3 limits

RATE LIMITS

FinOps

Linkup So Finops

FINOPS

Resources

👥

GitHubOrganization

Sources

opencollection: 1.0.0
info:
  name: Linkup API
  version: '1.0'
request:
  auth:
    type: bearer
    token: '{{bearerToken}}'
items:
- info:
    name: Search
    type: folder
  items:
  - info:
      name: Run a web search and return context for an AI agent or LLM.
      type: http
    http:
      method: POST
      url: https://api.linkup.so/v1/search
      body:
        type: json
        data: "{\n  \"q\": \"<string>\",\n  \"depth\": \"standard\",\n  \"outputType\": \"sourcedAnswer\",\n  \"includeInlineCitations\"\
          : true\n}"
    docs: Runs a natural-language query at fast, standard, or deep precision and returns ranked search results, a sourced
      answer with optional inline citations, or schema-driven structured output.
- info:
    name: Fetch
    type: folder
  items:
  - info:
      name: Fetch a URL as clean LLM-ready markdown.
      type: http
    http:
      method: POST
      url: https://api.linkup.so/v1/fetch
      body:
        type: json
        data: "{\n  \"url\": \"<string>\",\n  \"renderJs\": false,\n  \"includeRawHtml\": false,\n  \"extractImages\": false\n\
          }"
    docs: Retrieves the content of a given URL and returns it as clean markdown, with options to render JavaScript, include
      raw HTML, and extract images.
- info:
    name: Research
    type: folder
  items:
  - info:
      name: Start an asynchronous deep-research task (beta).
      type: http
    http:
      method: POST
      url: https://api.linkup.so/v1/research
      body:
        type: json
        data: "{\n  \"query\": \"<string>\",\n  \"mode\": \"research\",\n  \"reasoningDepth\": \"L\"\n}"
    docs: Starts an autonomous web investigation. Returns immediately with a task id and a non-terminal status; poll the task
      until it reaches a terminal state to retrieve the synthesized, cited result.
  - info:
      name: Retrieve the state and result of a research task.
      type: http
    http:
      method: GET
      url: https://api.linkup.so/v1/research/{id}
    docs: Returns the research task object with its status (pending, processing, completed, failed); the result is in the
      output field when completed.
- info:
    name: Credits
    type: folder
  items:
  - info:
      name: Retrieve the remaining credits balance for the account.
      type: http
    http:
      method: GET
      url: https://api.linkup.so/v1/credits/balance
    docs: Returns the number of credits remaining in your account.
bundled: true