{
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    "_postman_id": "21b9818f-0b0d-4b1c-b6f0-445387e56f48",
    "name": "REST chains gas API",
    "description": "REST-like API provides access to rich Zerion ecosystem.\n\nContact Support:\n Name: Zerion API\n Email: api@zerion.io",
    "schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json",
    "createdAt": "2026-07-28T03:37:36.000Z",
    "updatedAt": "2026-07-28T03:37:36.000Z",
    "lastUpdatedBy": "35240",
    "uid": "35240-21b9818f-0b0d-4b1c-b6f0-445387e56f48"
  },
  "item": [
    {
      "name": "v1",
      "item": [
        {
          "name": "gas-prices",
          "item": [
            {
              "name": "Get list of all available gas prices",
              "id": "69b1d6fa-c1be-48be-983d-3b82bf88aaf7",
              "protocolProfileBehavior": {
                "disableBodyPruning": true
              },
              "request": {
                "method": "GET",
                "header": [
                  {
                    "key": "Accept",
                    "value": "application/json"
                  }
                ],
                "url": {
                  "raw": "{{baseUrl}}/v1/gas-prices/?filter[chain_ids]=<string>,<string>&filter[gas_types]=classic,eip1559",
                  "host": [
                    "{{baseUrl}}"
                  ],
                  "path": [
                    "v1",
                    "gas-prices",
                    ""
                  ],
                  "query": [
                    {
                      "description": "Return only gas prices from specified chains (comma-separated list). You can find available chain ids in chain endpoints.",
                      "key": "filter[chain_ids]",
                      "value": "<string>,<string>"
                    },
                    {
                      "description": "Return only gas prices with specified gas-type (comma-separated list).",
                      "key": "filter[gas_types]",
                      "value": "classic,eip1559"
                    }
                  ]
                },
                "description": "This endpoint provides real-time information on the current gas prices across all supported blockchain networks. Gas prices play a crucial role in the speed and cost of executing transactions on a blockchain, and fluctuate frequently based on network demand and usage. By using this endpoint, developers can stay up-to-date with the latest gas prices and adjust their application's transaction parameters accordingly to ensure optimal speed and cost efficiency."
              },
              "response": [
                {
                  "id": "08fb3e33-9667-49d2-86c7-17f3787b9483",
                  "name": "List of gas prices",
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                      },
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                        "key": "Authorization",
                        "value": "Basic <credentials>"
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                    ],
                    "url": {
                      "raw": "{{baseUrl}}/v1/gas-prices/?filter[chain_ids]=<string>,<string>&filter[gas_types]=classic,eip1559",
                      "host": [
                        "{{baseUrl}}"
                      ],
                      "path": [
                        "v1",
                        "gas-prices",
                        ""
                      ],
                      "query": [
                        {
                          "description": "Return only gas prices from specified chains (comma-separated list). You can find available chain ids in chain endpoints.",
                          "key": "filter[chain_ids]",
                          "value": "<string>,<string>"
                        },
                        {
                          "description": "Return only gas prices with specified gas-type (comma-separated list).",
                          "key": "filter[gas_types]",
                          "value": "classic,eip1559"
                        }
                      ]
                    }
                  },
                  "status": "OK",
                  "code": 200,
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                  "header": [
                    {
                      "key": "Content-Type",
                      "value": "application/json"
                    }
                  ],
                  "cookie": [],
                  "responseTime": null,
                  "body": "{\n  \"data\": [\n    {\n      \"type\": \"<string>\",\n      \"id\": \"<string>\",\n      \"attributes\": {\n        \"updated_at\": \"<string>\",\n        \"gas_type\": \"optimistic\",\n        \"info\": {\n          \"slow\": \"<integer>\",\n          \"standard\": \"<integer>\",\n          \"fast\": \"<integer>\",\n          \"rapid\": \"<integer>\"\n        }\n      },\n      \"relationships\": {\n        \"chain\": {\n          \"links\": {\n            \"related\": \"<string>\"\n          },\n          \"data\": {\n            \"type\": \"<string>\",\n            \"id\": \"<string>\"\n          }\n        }\n      }\n    },\n    {\n      \"type\": \"<string>\",\n      \"id\": \"<string>\",\n      \"attributes\": {\n        \"updated_at\": \"<string>\",\n        \"gas_type\": \"optimistic\",\n        \"info\": {\n          \"slow\": \"<integer>\",\n          \"standard\": \"<integer>\",\n          \"fast\": \"<integer>\",\n          \"rapid\": \"<integer>\"\n        }\n      },\n      \"relationships\": {\n        \"chain\": {\n          \"links\": {\n            \"related\": \"<string>\"\n          },\n          \"data\": {\n            \"type\": \"<string>\",\n            \"id\": \"<string>\"\n          }\n        }\n      }\n    }\n  ],\n  \"links\": {\n    \"self\": \"<string>\"\n  }\n}",
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                      },
                      {
                        "description": "Added as a part of security scheme: basic",
                        "key": "Authorization",
                        "value": "Basic <credentials>"
                      }
                    ],
                    "url": {
                      "raw": "{{baseUrl}}/v1/gas-prices/?filter[chain_ids]=<string>,<string>&filter[gas_types]=classic,eip1559",
                      "host": [
                        "{{baseUrl}}"
                      ],
                      "path": [
                        "v1",
                        "gas-prices",
                        ""
                      ],
                      "query": [
                        {
                          "description": "Return only gas prices from specified chains (comma-separated list). You can find available chain ids in chain endpoints.",
                          "key": "filter[chain_ids]",
                          "value": "<string>,<string>"
                        },
                        {
                          "description": "Return only gas prices with specified gas-type (comma-separated list).",
                          "key": "filter[gas_types]",
                          "value": "classic,eip1559"
                        }
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                      },
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                        "key": "Authorization",
                        "value": "Basic <credentials>"
                      }
                    ],
                    "url": {
                      "raw": "{{baseUrl}}/v1/gas-prices/?filter[chain_ids]=<string>,<string>&filter[gas_types]=classic,eip1559",
                      "host": [
                        "{{baseUrl}}"
                      ],
                      "path": [
                        "v1",
                        "gas-prices",
                        ""
                      ],
                      "query": [
                        {
                          "description": "Return only gas prices from specified chains (comma-separated list). You can find available chain ids in chain endpoints.",
                          "key": "filter[chain_ids]",
                          "value": "<string>,<string>"
                        },
                        {
                          "description": "Return only gas prices with specified gas-type (comma-separated list).",
                          "key": "filter[gas_types]",
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                      },
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                        "key": "Authorization",
                        "value": "Basic <credentials>"
                      }
                    ],
                    "url": {
                      "raw": "{{baseUrl}}/v1/gas-prices/?filter[chain_ids]=<string>,<string>&filter[gas_types]=classic,eip1559",
                      "host": [
                        "{{baseUrl}}"
                      ],
                      "path": [
                        "v1",
                        "gas-prices",
                        ""
                      ],
                      "query": [
                        {
                          "description": "Return only gas prices from specified chains (comma-separated list). You can find available chain ids in chain endpoints.",
                          "key": "filter[chain_ids]",
                          "value": "<string>,<string>"
                        },
                        {
                          "description": "Return only gas prices with specified gas-type (comma-separated list).",
                          "key": "filter[gas_types]",
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    }
  ],
  "auth": {
    "type": "basic",
    "basic": [
      {
        "key": "username",
        "value": "{{basicAuthUsername}}",
        "type": "string"
      },
      {
        "key": "password",
        "value": "{{basicAuthPassword}}",
        "type": "string"
      }
    ]
  },
  "variable": [
    {
      "key": "baseUrl",
      "value": "https://api.zerion.io"
    }
  ]
}