Tezos

TzKT Protocols API

The Protocols API returns metadata for each Tezos protocol version including hash, first and last cycle, constants (block time, gas limits, baking rewards), and amendment history. Useful for building analytics that span multiple protocol eras.

GitHub

Documentation

📖
Documentation
https://api.tzkt.io/#tag/Protocols

API entry from apis.yml

apis.yml Raw ↑ 
aid: tezos:tzkt-protocols
name: TzKT Protocols API
description: 'The Protocols API returns metadata for each Tezos protocol version

  including hash, first and last cycle, constants (block time, gas

  limits, baking rewards), and amendment history. Useful for building

  analytics that span multiple protocol eras.

  '
humanURL: https://api.tzkt.io/#tag/Protocols
baseURL: https://api.tzkt.io/v1
tags:
- Protocols
- Chain Constants
- History
properties:
- type: Documentation
  url: https://api.tzkt.io/#tag/Protocols