User Written Introduction of Issue In OpenCode and Gemini CLI, using OAuth or an API key, I cannot get Gemini 3 Flash Thinking to write an .md file that is longer than ~3000 tokens in one operation. This prevents Gemini from being able to comprehensively plan and write documents, such as a project S…

Hi @Sean_Smith , Could you please provide the usageMetadata from your JSON response? What is the thinkingLevel set in your configurations?

I don’t have full logs of everything. I’m a vibe coder, not a full developer. My goal was to report enough that others can reproduce and look into matters. That said, I did retain some of the buffer outputs, but these seem to truncate data. My terminal usually outputs ‘everything’ but for some reaso…

Hi @Sean_Smith , Since you are not able to share the .text file here, please feel free to share it to me via direct message. Even if you don’t have complete logs, any raw output you share will help us identify the specific finishReason or metadata to reproduce this issue on our end.

I’m not finding an option on this forum to send you a direct message. Not on your profile page, or my profile page, or something here on this forum thread.

@Sean_Smith , Click on my Profile Picture or Username, a small pop-up will appear. Then, click the Message button. I am attaching a screenshot for your reference. [Screenshot 2026-01-09 at 11.20.42 AM]

@Sean_Smith , I’ve sent a direct message with you. I would appreciate your confirmation and your time in reviewing and responding to it.

Could you please share the findings? I experience the same issue and I am alsom on free tier. Is this a limit on free tier? Is it possible to adjust this in Pro tier? Thank you

I shared them with Sonali_Kumari1 via DM. This forum provided no option to share directly in the thread. My observation is this behavior of output limits occurs with my AI Pro account while using OAuth in Gemini CLI and OpenCode and using AI studio API key free tier and paid tier 1 in OpenCode. I …

Gemini 3 output limited to ~4k tokens instead of 65k

Gemini API

Sean_Smith January 9, 2026, 6:14am 11

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Gemini 3 output limited to ~4k tokens instead of 65k

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