# Data providers compared head to head

> 31 head-to-head comparisons of data provider APIs for AI agents, grouped by the job each pair shares, with benchmark scores for both sides.

- Canonical: https://www.anchorterminal.com/compare/data-providers/
- Markdown: https://www.anchorterminal.com/compare/data-providers/index.md (~1,500 tokens)
- Slim: https://www.anchorterminal.com/compare/data-providers/index.min.md (~1,430 tokens, same facts, less prose, for token-sensitive contexts)
- JSON: https://www.anchorterminal.com/compare/data-providers/index.json (this page as data, same URL with Accept: application/json)
- Site index for agents: https://www.anchorterminal.com/llms.txt (full text: https://www.anchorterminal.com/llms-full.txt)
- API: https://www.anchorterminal.com/api/v1/index.json
- Updated: 2026-10-09

- Ranked table: https://www.anchorterminal.com/categories/data-providers.md
- Shortlist and picks by need: https://www.anchorterminal.com/best/data-providers/index.md

## Ranked

1. [CoinGecko x402 API](https://www.anchorterminal.com/tools/coingecko-x402-api.md) BB 71.7
2. [Massive (formerly Polygon.io)](https://www.anchorterminal.com/tools/massive.md) B 69.8
3. [Wikimedia REST API](https://www.anchorterminal.com/tools/wikimedia.md) B 66.5
4. [Open-Meteo](https://www.anchorterminal.com/tools/open-meteo.md) B 63.4
5. [Companies House API](https://www.anchorterminal.com/tools/companies-house.md) D 49.3
6. [CoinDesk Data API](https://www.anchorterminal.com/tools/coindesk-data-api.md) D 46.6
7. [FRED API](https://www.anchorterminal.com/tools/fred.md) E 42.7
8. [Alpha Vantage](https://www.anchorterminal.com/tools/alpha-vantage.md) E 41.3
9. [SEC EDGAR APIs](https://www.anchorterminal.com/tools/sec-edgar.md) E 40.8

## Weather data

- [AccuWeather Core Weather API + MCP vs Open-Meteo](https://www.anchorterminal.com/compare/accuweather-api-vs-open-meteo.md): D 48.4 vs B 63.4
- [Google Weather API (Maps Platform) vs Open-Meteo](https://www.anchorterminal.com/compare/google-weather-api-vs-open-meteo.md): B 66.8 vs B 63.4
- [Met Office Weather DataHub (Site Specific) vs Open-Meteo](https://www.anchorterminal.com/compare/met-office-datahub-vs-open-meteo.md): E 45.5 vs B 63.4
- [meteoblue Weather API vs Open-Meteo](https://www.anchorterminal.com/compare/meteoblue-vs-open-meteo.md): C 61.7 vs B 63.4
- [Meteomatics Weather API vs Open-Meteo](https://www.anchorterminal.com/compare/meteomatics-vs-open-meteo.md): D 49.6 vs B 63.4
- [NOAA National Weather Service API (api.weather.gov) vs Open-Meteo](https://www.anchorterminal.com/compare/nws-api-vs-open-meteo.md): D 49.6 vs B 63.4
- [Open-Meteo vs OpenWeather One Call API](https://www.anchorterminal.com/compare/open-meteo-vs-openweather-one-call.md): B 63.4 vs C 57.4
- [Open-Meteo vs Pirate Weather](https://www.anchorterminal.com/compare/open-meteo-vs-pirate-weather.md): B 63.4 vs B 65.9
- [Open-Meteo vs Stormglass API](https://www.anchorterminal.com/compare/open-meteo-vs-stormglass.md): B 63.4 vs E 39.9
- [Open-Meteo vs Tomorrow.io Weather API](https://www.anchorterminal.com/compare/open-meteo-vs-tomorrow-io.md): B 63.4 vs D 51.4
- [Open-Meteo vs Visual Crossing Weather API](https://www.anchorterminal.com/compare/open-meteo-vs-visual-crossing.md): B 63.4 vs C 59.9
- [Open-Meteo vs The Weather Company Data APIs](https://www.anchorterminal.com/compare/open-meteo-vs-weather-company.md): B 63.4 vs D 52.6
- [Open-Meteo vs WeatherAPI.com](https://www.anchorterminal.com/compare/open-meteo-vs-weatherapi-com.md): B 63.4 vs B 65.3
- [Open-Meteo vs Weatherbit API](https://www.anchorterminal.com/compare/open-meteo-vs-weatherbit.md): B 63.4 vs C 57.7
- [Open-Meteo vs Xweather Weather API](https://www.anchorterminal.com/compare/open-meteo-vs-xweather.md): B 63.4 vs B 67.1

## Crypto market data

- [Alpha Vantage vs CoinDesk Data API](https://www.anchorterminal.com/compare/alpha-vantage-vs-coindesk-data-api.md): E 41.3 vs D 46.6
- [Alpha Vantage vs CoinGecko x402 API](https://www.anchorterminal.com/compare/alpha-vantage-vs-coingecko-x402-api.md): E 41.3 vs BB 71.7
- [CoinDesk Data API vs CoinGecko x402 API](https://www.anchorterminal.com/compare/coindesk-data-api-vs-coingecko-x402-api.md): D 46.6 vs BB 71.7
- [CoinDesk Data API vs CoinMarketCap x402 API](https://www.anchorterminal.com/compare/coindesk-data-api-vs-coinmarketcap-x402-api.md): D 46.6 vs B 68.3
- [CoinDesk Data API vs Massive (formerly Polygon.io)](https://www.anchorterminal.com/compare/coindesk-data-api-vs-massive.md): D 46.6 vs B 69.8
- [CoinDesk Data API vs Nansen x402 API](https://www.anchorterminal.com/compare/coindesk-data-api-vs-nansen-x402-api.md): D 46.6 vs B 67.4
- [CoinGecko x402 API vs CoinMarketCap x402 API](https://www.anchorterminal.com/compare/coingecko-x402-api-vs-coinmarketcap-x402-api.md): BB 71.7 vs B 68.3
- [CoinGecko x402 API vs Massive (formerly Polygon.io)](https://www.anchorterminal.com/compare/coingecko-x402-api-vs-massive.md): BB 71.7 vs B 69.8
- [CoinGecko x402 API vs Nansen x402 API](https://www.anchorterminal.com/compare/coingecko-x402-api-vs-nansen-x402-api.md): BB 71.7 vs B 67.4

## Company data

- [Alpha Vantage vs Companies House API](https://www.anchorterminal.com/compare/alpha-vantage-vs-companies-house.md): E 41.3 vs D 49.3
- [Alpha Vantage vs SEC EDGAR APIs](https://www.anchorterminal.com/compare/alpha-vantage-vs-sec-edgar.md): E 41.3 vs E 40.8
- [Companies House API vs SEC EDGAR APIs](https://www.anchorterminal.com/compare/companies-house-vs-sec-edgar.md): D 49.3 vs E 40.8

## Market data

- [Alpha Vantage vs FRED API](https://www.anchorterminal.com/compare/alpha-vantage-vs-fred.md): E 41.3 vs E 42.7
- [Alpha Vantage vs Massive (formerly Polygon.io)](https://www.anchorterminal.com/compare/alpha-vantage-vs-massive.md): E 41.3 vs B 69.8
- [FRED API vs Massive (formerly Polygon.io)](https://www.anchorterminal.com/compare/fred-vs-massive.md): E 42.7 vs B 69.8

## Market indices

- [CoinDesk Data API vs FRED API](https://www.anchorterminal.com/compare/coindesk-data-api-vs-fred.md): D 46.6 vs E 42.7