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Kiln Connect API - version 1.12

July 1st, 2026

🚀 This release adds new filtering parameters on Ethereum operations/rewards and a new Solana stake field.

⚠️ It also removes the deprecated Ethereum OnChain key-validation endpoints.

Full reference available here: https://docs.api.kiln.fi/reference

Changelog

❌ Ethereum (OnChain)

  • POST /eth/onchain/v1/keys - Validation OnChain V1 Keys (removed)
  • POST /eth/onchain/v2/keys - Validation Pooling (Onchain v2) Keys (removed)

🔧 Changes to existing endpoints

Ethereum (ETH)

  • GET /eth/operations — new query parameters scope, withdrawal_credentials
  • GET /eth/rewards — new query parameter withdrawal_credentials

Solana (SOL)

  • GET /sol/stakes — new response field inactive_balance