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Document specific WhatsApp send errors on Preview POST /messages - #812
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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
csdinos
marked this pull request as ready for review
November 13, 2026 13:44
robgev
approved these changes
Nov 13, 2026
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Why?
On the Preview API version,
POST /messagesnow returns a400naming why a WhatsApp send was refused, instead of a generic500"Failed to create WhatsApp conversation - no conversation returned". This documents those errors so integrators can handle them.How?
Adds a Preview
400example for each refused-send reason with the exact message the API returns. Released versions are unchanged.Generated with Claude Code