Slack

Coverage

Some core data missing

Not all conversations/threads are accessible via API

Performance

Missing CDC + high throughput

For commercially distributed non-Marketplace apps, conversations.history/replies are throttled to 1 request/min and 15 objects/request

Egress charges

Large/material

API terms restrict archiving/indexing/long-term storage via Data Access API, and policy steers commercial apps to Marketplace

sources

Slack API Terms of Service
Rate limit changes for non-Marketplace apps

Our methodology

Open Data Infrastructure means giving customers of cloud applications full access to their data without punitive charges or artificial barriers. Replicating your own data — whether for analytics, AI, compliance, disaster recovery, or migration — should be straightforward and cost-effective.

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