[GH-ISSUE #2060] r: Failed to POST https://api.smith.langchain.com/runs/multipart in LangSmith API. HTTPError('403 Client Error: Forbidden for url: https://api.smith.langchain.com/runs/multipart', '{"error":"Forbidden"}\n') #263

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opened 2026-02-17 17:19:31 -05:00 by yindo · 1 comment
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Originally created by @chittiboinarajeswari-raj on GitHub (Jan 2, 2026).
Original GitHub issue: https://github.com/langchain-ai/docs/issues/2060

Type of issue

issue / bug

Language

Python

Description

Failed to send compressed multipart ingest: langsmith.utils.LangSmithError: Failed to POST https://api.smith.langchain.com/runs/multipart in LangSmith API. HTTPError('403 Client Error: Forbidden for url: https://api.smith.langchain.com/runs/multipart', '{"error":"Forbidden"}\n')
(.venv) PS C:\Users\chitt\OneDrive\Desktop\Autonomous-Cognitive-agent>

Originally created by @chittiboinarajeswari-raj on GitHub (Jan 2, 2026). Original GitHub issue: https://github.com/langchain-ai/docs/issues/2060 ### Type of issue issue / bug ### Language Python ### Description Failed to send compressed multipart ingest: langsmith.utils.LangSmithError: Failed to POST https://api.smith.langchain.com/runs/multipart in LangSmith API. HTTPError('403 Client Error: Forbidden for url: https://api.smith.langchain.com/runs/multipart', '{"error":"Forbidden"}\n') (.venv) PS C:\Users\chitt\OneDrive\Desktop\Autonomous-Cognitive-agent>
yindo added the langsmithexternal labels 2026-02-17 17:19:31 -05:00
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@mdrxy commented on GitHub (Jan 23, 2026):

please provide more context and a MRE

@mdrxy commented on GitHub (Jan 23, 2026): please provide more context and a MRE
yindo changed title from r: Failed to POST https://api.smith.langchain.com/runs/multipart in LangSmith API. HTTPError('403 Client Error: Forbidden for url: https://api.smith.langchain.com/runs/multipart', '{"error":"Forbidden"}\n') to [GH-ISSUE #2060] r: Failed to POST https://api.smith.langchain.com/runs/multipart in LangSmith API. HTTPError('403 Client Error: Forbidden for url: https://api.smith.langchain.com/runs/multipart', '{"error":"Forbidden"}\n') 2026-06-05 17:25:56 -04:00
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Reference: langchain-ai/docs#263