Topic	Replies	Views	Activity
Does prompt_cache_key guarantee that two calls will have distinct caches? API prompt-caching , cache	2	143	August 11, 2026
GPT-5.6 Cache writes and retrieval counter to (lack of) documentation, expectation Bugs cache	1	151	July 21, 2026
Gpt-5.6 prompt caching fails on partial prefixes Bugs prompt , prompt-caching , cache	5	847	July 15, 2026
Caching rate drop after switching to Responses API API cache	2	444	January 9, 2026
Caching is borked for GPT 5 models Prompting gpt5 , prompt-caching , cache	19	3266	January 8, 2026
Realtime caching between sessions? API realtime , cache	0	76	November 18, 2025
Can I cache large chunks on gpt-5-nano?, Does each cache-read request reset cache inactive time?, Does large caches affect cache overflow limits? API prompt-caching , cache	1	185	October 25, 2025
Input cache not registering with fine-tuned gpt-4o Bugs fine-tuning , cache	0	107	October 15, 2025
How to use cached_tokens field to calculate cost estimation API pricing , api-costs , prompt-caching , cache	1	1184	July 31, 2025
Cached Input Tokens in Chat Completions API chatgpt , api , chat-completion , token , cache	1	3420	April 30, 2025
Prompt Caching in Batching API API batch-api , cache	2	1274	April 6, 2025
Stopped to use Cached Tokens API cache	1	183	January 2, 2025
Caching Strategy for Different Projects API cache	4	389	December 28, 2024

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