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Exchanges a temporary OAuth verifier code for an access token.

An MCP tool from the Slack API server, hosted on mcp.hjlabs.in.

Exchanges a temporary OAuth verifier code for an access token. [GET /oauth.v2.access]

Name on the gateway: slack_api__oauth_v2_access · read-only.

Parameters

Name	Type	Description
`client_id`	`string`	Issued when you created your application.
`client_secret`	`string`	Issued when you created your application.
`code` required	`string`	The code param returned via the OAuth callback.
`redirect_uri`	`string`	This must match the originally submitted URI (if one was sent).

Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:

call_tool arguments

{
  "name": "slack_api__oauth_v2_access",
  "arguments": {
    "code": "…"
  }
}

Or connect the Slack API server directly, which lists 174 tools including this one:

Run in your terminal

claude mcp add --transport http hj-slack-api https://mcp.hjlabs.in/mcp/slack-api \
  --header "Authorization: Bearer YOUR_API_KEY"

Use the exchanges a temporary oauth verifier code for an access token. tool with client_id set to ….