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feat(transport): Report 413 responses for oversized envelopes #5380

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Merged
alexander-alderman-webb merged 3 commits into from
Jan 27, 2026
+42 −1
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feat(transport): Report 413 responses for oversized envelopes #5380

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feat(transport): Report 413 responses for oversized envelopes
alexander-alderman-webb Jan 27, 2026
56c019c
add test
alexander-alderman-webb Jan 27, 2026
030886d
docstring
alexander-alderman-webb Jan 27, 2026
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16 changes: 15 additions & 1 deletion sentry_sdk/transport.py
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Original file line number Diff line number Diff line change
Expand Up @@ -340,7 +340,21 @@ def record_loss(reason: str) -> None:
try:
self._update_rate_limits(response)

if response.status == 429:
if response.status == 413:
size_exceeded_message = (
"HTTP 413: Event dropped due to exceeded envelope size limit"
)
response_message = getattr(
response, "data", getattr(response, "content", None)
)
if response_message is not None:
size_exceeded_message += f" (body: {response_message})"

logger.error(size_exceeded_message)
self.on_dropped_event("status_413")
record_loss("send_error")

elif response.status == 429:
# if we hit a 429. Something was rate limited but we already
# acted on this in `self._update_rate_limits`. Note that we
# do not want to record event loss here as we will have recorded
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