Draft changelog: Sep 24, 2026 weekly update

[mintlify]

Summary

Adds a Sep 24, 2026 changelog entry covering product changes merged since the Sep 21 entry.

Changes

• New features: OAuth 2.0 webhook signatures and CRC, expires_at on X Activity API subscriptions
• Updates: is_moderator on broadcast.chat, broadcast scopes in token exchange, Livestream API allowlist access
• Bug fixes: removed deprecated source from tweet.fields in the OpenAPI spec

Context

Sources: #436, #441, #443, #445, #448, #450. #438 was already covered by the Sep 21 entry.

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Project	Status	Preview	Updated
x-corp	🟢 Ready	View Preview	Sep 24, 2026, 5:10 PM

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