Missing Copilot-Vision-Request header for image support #6491

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opened 2026-02-16 18:04:22 -05:00 by yindo · 4 comments
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Originally created by @mrairdon-midmark on GitHub (Jan 16, 2026).

Originally assigned to: @rekram1-node on GitHub.

Description

Seems to be a regression of: https://github.com/anomalyco/opencode/issues/701

Encountered using Gemini 3 Pro Preview on GitHub Copilot

Originally created by @mrairdon-midmark on GitHub (Jan 16, 2026). Originally assigned to: @rekram1-node on GitHub. ### Description Seems to be a regression of: https://github.com/anomalyco/opencode/issues/701 Encountered using Gemini 3 Pro Preview on GitHub Copilot
yindo added the bug label 2026-02-16 18:04:22 -05:00
yindo closed this issue 2026-02-16 18:04:22 -05:00
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@github-actions[bot] commented on GitHub (Jan 16, 2026):

This issue might be a duplicate of existing issues. Please check:

  • #701: Missing Copilot-Vision-Request header for image support

Feel free to ignore if none of these address your specific case.

@github-actions[bot] commented on GitHub (Jan 16, 2026): This issue might be a duplicate of existing issues. Please check: - #701: Missing Copilot-Vision-Request header for image support Feel free to ignore if none of these address your specific case.
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@rekram1-node commented on GitHub (Jan 16, 2026):

Hm lookin

@rekram1-node commented on GitHub (Jan 16, 2026): Hm lookin
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@rekram1-node commented on GitHub (Jan 17, 2026):

Image

cannot replicate

@rekram1-node commented on GitHub (Jan 17, 2026): <img width="557" height="417" alt="Image" src="https://github.com/user-attachments/assets/bf6b6f0e-fa40-42a6-8e5d-17cc511e0875" /> cannot replicate
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@mrairdon-midmark commented on GitHub (Jan 17, 2026):

Weird... now I can't either. Thanks for looking into it!

@mrairdon-midmark commented on GitHub (Jan 17, 2026): Weird... now I can't either. Thanks for looking into it!
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Reference: anomalyco/opencode#6491