Harmony API

GoldRush indexes Harmony so you can query it on the same API key as 100+ other chains, without running a node.

Get a free API keyRead the Harmony docs

Used by EY, Fidelity and Consensys

  • EY
  • Fidelity
  • Consensys
  • Jump
  • Ondo
  • ThorWallet
  • Rainbow
  • Matcha
  • Velora
  • AtomicWallet
  • Atlas Wallet
  • OneKey
Read the case studies

Harmony on GoldRush

GoldRush serves decoded Harmony data through one REST API. Network covered: harmony-mainnet (chain ID 1666600000, 2-second blocks), with block explorer data from explorer.harmony.one.

harmony-mainnetArchived chain
Chain name
harmony-mainnet
Chain ID
1666600000
Block time
2 s
Gas token
ONE
Block explorer
explorer.harmony.one
Data last updated .

Chain details from the Harmony chain reference.

Start building on Harmony

Every account starts with a 14-day free trial: 25,000 credits at 4 requests per second, no credit card. After that, Vibe Coding is $10 a month for prototypes and side projects, and Professional is $250 a month with 50 requests per second for production.

Get a free API keySee pricing

Harmony FAQ

Usage is billed in credits. Every account starts with a 14-day free trial of 25,000 credits with no credit card, then Vibe Coding is $10 a month and Professional $250 a month. See pricing.

Harmony API docs

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