Twelve Data Technical Indicators API

100+ technical analysis indicators computed over time series.

Documentation GitHub OpenAPI

Operations 4

Each operation below carries the questions people ask an LLM about it and the instructions they give an agent to run it. Generated by API Evangelist overlay

GET /rsi Get the RSI momentum indicator for an instrument · Relative Strength Index (RSI) #

Ask an LLM

“Is this stock overbought according to its RSI?”

“Can I change the lookback period used for the relative strength index?”

Tell an agent

Get the {interval} RSI for {symbol}.

Calculate a {time_period}-period RSI on {symbol} at {interval}.

GET /macd Get the MACD indicator for an instrument · Moving Average Convergence Divergence (MACD) #

Ask an LLM

“What is the MACD reading for this ticker?”

“Has the MACD line crossed its signal line recently?”

Tell an agent

Get the MACD series for {symbol} on the {interval} interval.

Show MACD values for {symbol} using {interval} bars.

GET /bbands Get Bollinger Bands for an instrument · Bollinger Bands #

Ask an LLM

“Is the price touching the upper or lower Bollinger Band?”

“Where can I get Bollinger Band levels over time for a symbol?”

Tell an agent

Get Bollinger Bands for {symbol} at {interval}.

Plot the upper and lower bands for {symbol} on {interval} data.

GET /technical_indicators List all available technical indicators · List technical indicators #

Ask an LLM

“Which technical indicators can I request?”

“What parameters does each technical indicator accept?”

Tell an agent

List every available technical indicator.

Show the catalog of indicators and their parameters.

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Twelve Data REST Technical Indicators API
  description: REST API for Twelve Data financial market data covering stocks, forex, cryptocurrencies, ETFs, indices, commodities, and funds.
  termsOfService: https://twelvedata.com/terms
  contact:
    name: Twelve Data Support
    url: https://support.twelvedata.com
  version: '1.0'
servers:
- url: https://api.twelvedata.com
  description: Twelve Data REST base URL
security:
- apikeyQuery: []
- apikeyHeader: []
tags:
- name: Technical Indicators
  description: 100+ technical analysis indicators computed over time series.
paths:
  /rsi:
    get:
      operationId: getRSI
      tags:
      - Technical Indicators
      summary: Relative Strength Index (RSI)
      description: Returns the RSI momentum indicator time series. Representative of the 100+ technical indicator endpoints (macd, bbands, ema, sma, adx, stoch, atr, and more) that share the same parameter conventions.
      parameters:
      - $ref: '#/components/parameters/symbol'
      - $ref: '#/components/parameters/interval'
      - name: time_period
        in: query
        schema:
          type: integer
          default: 14
      - $ref: '#/components/parameters/apikeyParam'
      responses:
        '200':
          description: RSI time series payload.
        '429':
          $ref: '#/components/responses/RateLimited'
  /macd:
    get:
      operationId: getMACD
      tags:
      - Technical Indicators
      summary: Moving Average Convergence Divergence (MACD)
      description: Returns the MACD indicator time series for an instrument.
      parameters:
      - $ref: '#/components/parameters/symbol'
      - $ref: '#/components/parameters/interval'
      - $ref: '#/components/parameters/apikeyParam'
      responses:
        '200':
          description: MACD time series payload.
  /bbands:
    get:
      operationId: getBBands
      tags:
      - Technical Indicators
      summary: Bollinger Bands
      description: Returns the Bollinger Bands overlay time series for an instrument.
      parameters:
      - $ref: '#/components/parameters/symbol'
      - $ref: '#/components/parameters/interval'
      - $ref: '#/components/parameters/apikeyParam'
      responses:
        '200':
          description: Bollinger Bands time series payload.
  /technical_indicators:
    get:
      operationId: listTechnicalIndicators
      tags:
      - Technical Indicators
      summary: List technical indicators
      description: Returns the catalog of all available technical indicators and their parameters.
      parameters:
      - $ref: '#/components/parameters/apikeyParam'
      responses:
        '200':
          description: Technical indicator catalog.
components:
  schemas:
    Error:
      type: object
      properties:
        code:
          type: integer
          description: HTTP-style status code.
        message:
          type: string
          description: Human-readable error message.
        status:
          type: string
          example: error
  parameters:
    symbol:
      name: symbol
      in: query
      required: true
      schema:
        type: string
      description: Instrument symbol, e.g. AAPL, EUR/USD, or BTC/USD.
    apikeyParam:
      name: apikey
      in: query
      required: true
      schema:
        type: string
      description: Your Twelve Data API key.
    interval:
      name: interval
      in: query
      required: true
      schema:
        type: string
        enum:
        - 1min
        - 5min
        - 15min
        - 30min
        - 45min
        - 1h
        - 2h
        - 4h
        - 1day
        - 1week
        - 1month
      description: Time interval between two consecutive data points.
  responses:
    RateLimited:
      description: API credit limit for the current minute has been exceeded.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    apikeyQuery:
      type: apiKey
      in: query
      name: apikey
      description: API key supplied as the `apikey` query parameter.
    apikeyHeader:
      type: apiKey
      in: header
      name: Authorization
      description: 'API key supplied as `Authorization: apikey <KEY>`.'

Twelve Data Technical Indicators API

Operations 4

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