Gemini API

Topic	Replies	Views	Activity
About the Gemini API category Gemini API api Questions, feedback, and best practices around building with the Gemini API. Follow the quickstart to get started using the SDK of your choice. You can also check out examples from the Gemini API Cookbook. Helpful link…	22	30234	May 18, 2026
Handling 429 / 503 errors from the Gemini API Gemini API gemini-api If you’re experiencing 429 or 503 errors when accessing the Gemini API, please read on. 429 errors 429 (“Too Many Requests”) errors are usually triggered if you exceed one of our listed quotas: Requests per minute (R…	68	12215	August 19, 2026
AQ. key returns 401 ACCESS_TOKEN_TYPE_UNSUPPORTED on generateContent Gemini API api	6	73	August 25, 2026
gemini-3.5-flash-lite verbalizes its function call as pseudo-XML in the text stream instead of emitting a functionCall part Gemini API gemini-flash , vertex-ai , function-calling	5	124	August 25, 2026
Response Format - Delivery mechanism seems off Gemini API feedback	4	72	August 25, 2026
Gemini API returns 403 for new project despite correct key setup Gemini API api	1	17	August 25, 2026
403 PERMISSION_DENIED — New Gemini API project marked “Unavailable” Gemini API api	1	20	August 25, 2026
OR_BACR2_44 when enabling Gemini API billing despite active Payments Profile Gemini API billing	2	266	August 25, 2026
403 PERMISSION_DENIED – "project has been denied access" on personal account Gemini API gemini-api , api-key	3	99	August 25, 2026
Clarification on "not for consumer use" clause for a BYOK desktop app (Gemini API) Gemini API gemini	1	36	August 25, 2026
Image generation duplicates part of the subject without instruction Gemini API bug , gemini , image-generation	2	104	August 25, 2026
Gemini live translate - number recognition Gemini API gemini , language-translator	0	12	August 25, 2026
Paid Tier 1: gemini-3.7-flash failing across Standard, Flex, Batch & Background — Priority downgraded to Standard Gemini API gemini-flash	0	21	August 25, 2026
Request for Manual Review – 403 PERMISSION_DENIED on Gemini API Free Tier Project Gemini API api	0	13	August 25, 2026
API key does not work from my gmail account “Your project has been denied access. Please contact support.” Gemini API api	1	97	August 25, 2026
AQ. key: generateContent works but Files API upload returns 403 PERMISSION_DENIED Gemini API bug , gemini	1	50	August 25, 2026
[URGENT] REQUEST FOR MANUAL REVIEW FOR 403 PERMISSION_DENIED. 'Your project has been denied access. Please contact support.' Gemini API ai-studio , api , gemini-api , gemini	2	41	August 25, 2026
Tier 3 repeatedly reverts to Tier 1 every few hours — production API keeps getting blocked Gemini API api	4	45	August 25, 2026
Prepay migration demoted Tier 3 → Tier 1, and the Tier 1 cap was applied retroactively to pre-migration spend Gemini API billing	1	24	August 25, 2026
AQ. key 401 ACCESS_TOKEN_TYPE_UNSUPPORTED — fully-configured key still rejected Gemini API api-key	5	483	August 25, 2026
Request for manual review — 403 PERMISSION_DENIED — Billing account Gemini API billing	0	11	August 25, 2026
gemini-3.1-flash-image hits persistent 429s at ~7 concurrent requests, despite 100+/min quota shown in console Gemini API api , rate-limits , image-generation	1	37	August 25, 2026
Tier Downgrade from 3 to 1 Gemini API gemini	11	123	August 25, 2026
Request for Manual Review: Text and Image Access issue for Project Gemini API ai-studio , api , models	0	15	August 25, 2026
4K image generation produces repeating tiled background artifacts after migration from Preview to Image Gemini API bug , gemini , image-generation	10	274	August 25, 2026
Edge case: intricate products + high resolution + plain white background → blurred / partially-rendered output (Nano Banana) Gemini API bug , api , gemini-api , gemini	3	176	August 25, 2026
Manual review request — Veo 3.1 Lite returns 403 PERMISSION_DENIED on paid Tier 1 project Gemini API models	1	18	August 25, 2026
Conection GitHub Gemini API github	1	29	August 25, 2026
[URGENT] Production outage: Tier 2 eligible account stuck on Tier 1 billing cap — Case #74659220 Gemini API billing	1	22	August 25, 2026
How to keep audio tts voices consistent between runs Gemini API api	1	26	August 25, 2026

About the Gemini API category

api

Questions, feedback, and best practices around building with the Gemini API. Follow the quickstart to get started using the SDK of your choice. You can also check out examples from the Gemini API Cookbook. Helpful link…

22

30234

May 18, 2026

Handling 429 / 503 errors from the Gemini API

Gemini API

gemini-api

If you’re experiencing 429 or 503 errors when accessing the Gemini API, please read on. 429 errors 429 (“Too Many Requests”) errors are usually triggered if you exceed one of our listed quotas: Requests per minute (R…