> ## Documentation Index
> Fetch the complete documentation index at: https://hedera-0c6e0218-chore-gha-061634-stepsecurity-remediation.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# ConsensusGetTopicInfo

## ConsensusGetTopicInfoQuery

| Field | Type | Description |
| - | - | - |
| `header` | ​[QueryHeader](/hedera/sdks-and-apis/hedera-api/miscellaneous/queryheader)​ | Standard info sent from client to node, including the signed payment, and what kind of response is requested (cost, state proof, both, or neither). |
| `topicID` | ​[TopicID](/hedera/sdks-and-apis/hedera-api/basic-types/topicid)​ | The Topic for which information is being requested |

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## ConsensusGetTopicInfoResponse <a href="#consensusgettopicinforesponse" id="consensusgettopicinforesponse" />

‌

Retrieve the parameters of and state of a consensus topic.

| Field | Type | Description |
| - | - | - |
| `header` | ​[ResponseHeader](/hedera/sdks-and-apis/hedera-api/miscellaneous/responseheader)​ | Standard response from node to client, including the requested fields: cost, or state proof, or both, or neither. |
| `topicID` | ​[TopicID](/hedera/sdks-and-apis/hedera-api/basic-types/topicid)​ | Topic identifier. |
| `topicInfo` | ​[ConsensusTopicInfo](/hedera/sdks-and-apis/hedera-api/consensus/consensustopicinfo)​ | Current state of the topic |

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