Lists all channels in a Slack team.
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| Surface | web-api |
| Rate limit | Tier 2 (20/min) |
| Argument | Required | Type | |
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exclude_archived | no | boolean | Set to true to exclude archived channels from the list |
types | no | string | Mix and match channel types by providing a comma-separated list of any combination of public_channel, private_channel, mpim, im |
limit | no | integer | The maximum number of items to return. Fewer than the requested number of items may be returned, even if the end of the list hasn’t been reached. Must be an integer no larger than 1000. |
cursor | no | string | Paginate through collections of data by setting the cursor parameter to a next_cursor attribute returned by a previous request’s response_metadata. Default value fetches the first “page” of the collection. See pagination for more detail. |
ok is always present (true, or false with error). Additional fields:
| Field | Type | |
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channels | object[] | |
response_metadata | object | |
Works with every official Slack SDK — call it exactly as you would against Slack.
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| Source spec | Slack Web API OpenAPI v1.7.0 (apis.guru OAS3 conversion of slackapi/slack-api-specs, upstream archived 2024-03) |
| Retrieved / verified | 2026-06-04 · patches applied: 0 |
| In frozen spec | yes — fields below are copied from the published spec |
| Conformance | exercised by unmodified official SDKs on every release |
| See also | Slack’s conversations.list reference |