Google AI Developers Forum

gemini-omni-flash-preview: video + text works, but adding a reference image returns 400 invalid_request

k_i1 August 3, 2026, 3:26am 1

(topic deleted by author)

Topic		Replies	Views	Activity
Gemini-omni-flash-preview: video + image input returns 400 invalid_request Gemini API bug , api , gemini	0	19	August 1, 2026
Omni Flash 400 errors with video Gemini API bug , api , gemini-api	3	67	August 1, 2026
Veo 3.1 Reference Images - Docs Say Available, API Says "Not Supported" Gemini API video , veo	8	1700	March 6, 2026
Gemini 2.0 Flash Using the exact code output gives me 400 error Google AI Studio models , gemini-api	8	855	April 30, 2025
Gemini-3-pro-image-preview returning 400 INVALID_ARGUMENT since ~11:10 UTC Feb 13 Gemini API gemini-3	6	723	April 28, 2026