Massive (formerly Polygon.io)

Massive (formerly Polygon.io) Fx:aggregates API

The fx:aggregates API from Massive (formerly Polygon.io) — 7 operation(s) for fx:aggregates.

Documentation GitHub OpenAPI

Operations 7

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 /v1/indicators/ema/{fxTicker} Get the exponential moving average of a forex pair · Exponential Moving Average (EMA) #

Ask an LLM

“What's the exponential moving average of EUR/USD on hourly bars?”

“Can I get an EMA for a currency pair with my own window size?”

Tell an agent

Calculate the EMA for forex pair {fxTicker}.

Get a {window}-period exponential moving average for {fxTicker} on {timespan} bars.

GET /v1/indicators/macd/{fxTicker} Get MACD for a forex pair · Moving Average Convergence/Divergence (MACD) #

Ask an LLM

“Is the MACD histogram turning positive on a currency pair?”

“Can I change the signal window when computing MACD for forex?”

Tell an agent

Get MACD for currency pair {fxTicker}.

Compute MACD for {fxTicker} with a signal window of {signal_window}.

GET /v1/indicators/rsi/{fxTicker} Get the relative strength index of a forex pair · Relative Strength Index (RSI) #

Ask an LLM

“Is a currency pair overbought on the RSI?”

“What does the daily RSI say about GBP/USD momentum?”

Tell an agent

Get the RSI for forex pair {fxTicker}.

Calculate a {window}-period RSI for {fxTicker} on {timespan} bars.

GET /v1/indicators/sma/{fxTicker} Get the simple moving average of a forex pair · Simple Moving Average (SMA) #

Ask an LLM

“What's the 200-day simple moving average for a currency pair?”

“Is a forex pair trading above its simple moving average?”

Tell an agent

Calculate the simple moving average for currency pair {fxTicker}.

Get the {window}-period SMA for {fxTicker}.

GET /v2/aggs/grouped/locale/global/market/fx/{date} Get daily OHLC for every forex pair · Grouped Daily (Bars) #

Ask an LLM

“Can I download one day's open, high, low and close for all currency pairs?”

“How did the entire forex market move on a given date?”

Tell an agent

Get grouped daily bars for all forex pairs on {date}.

Show every currency pair's OHLC for {date}.

GET /v2/aggs/ticker/{forexTicker}/prev Get a forex pair's previous-day OHLC · Previous Close #

Ask an LLM

“Where did a currency pair close yesterday?”

“What was the prior day's high and low for a forex pair?”

Tell an agent

Get the previous close for forex pair {forexTicker}.

Show yesterday's OHLC bar for {forexTicker}.

GET /v2/aggs/ticker/{forexTicker}/range/{multiplier}/{timespan}/{from}/{to} Get forex price bars over a date range · Aggregates (Bars) #

Ask an LLM

“Can I get 15-minute candles for a currency pair across a date range?”

“What were the daily OHLC bars for a forex pair last month?”

Tell an agent

Get {multiplier}-{timespan} bars for {forexTicker} from {from} to {to}.

Pull candles for currency pair {forexTicker} between {from} and {to}.

Documentation

https://polygon.io/docs/stocks

https://polygon.io/docs/stocks

https://polygon.io/docs/getting-started

https://polygon.io/docs/options

https://polygon.io/docs/options

https://polygon.io/docs/indices

https://polygon.io/docs/indices

https://polygon.io/docs/forex

https://polygon.io/docs/forex

https://polygon.io/docs/crypto

https://polygon.io/docs/crypto

https://polygon.io/docs/stocks/get_v3_reference_tickers

Specifications

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/openapi/massive-com-fx-aggregates-api-openapi.yml

Schemas & Data

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/json-schema/polygon-aggregate-bar-schema.json

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/json-structure/polygon-aggregate-bar-structure.json

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/json-schema/polygon-options-contract-schema.json

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/json-structure/polygon-options-contract-structure.json

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/json-schema/polygon-ticker-schema.json

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/json-structure/polygon-ticker-structure.json

Other Resources

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/examples/polygon-stocks-aggregate-bars-example.json

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/examples/polygon-options-chain-snapshot-example.json

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/examples/polygon-forex-conversion-example.json

https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/examples/polygon-reference-tickers-example.json

Work with this as data

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

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this

find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
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

curl for this page

This API

curl "https://apis.io/api/v1/apis/massive-com:massive-com-fx-aggregates-api"

All apis

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

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.2.0
info:
  description: The future of fintech.
  title: Polygon Fx:aggregates API
  version: 1.0.0
servers:
- description: Polygon Platform API
  url: https://api.polygon.io
- description: Polygon Platform API (Staging)
  url: https://api.staging.polygon.io
security:
- apiKey: []
tags:


# --- truncated at 32 KB (72 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/massive-com/refs/heads/main/openapi/massive-com-fx-aggregates-api-openapi.yml