Conversation History
You might say
Why do I have to send the earlier messages along with every new question?
Earlier messages a product brings into a new request so the assistant can understand referencesWhen you say “make the second one shorter,” the product can bring back the relevant earlier titles. A visible chat transcript does not guarantee every old message was sent again.
Know first
How does “make the second one shorter” have a referent?
Turn 1 · user
Write three headings: Quick Start, FAQ, and Contact Us.
Turn 2 · userMake the second one shorter.
Messages actually sent on turn 2
user: Write three headings…
assistant: 1. Quick Start 2. FAQ 3. Contact Ususer: Make the second one shorter✓ 2. FAQ
How earlier messages return to a new request
With history：The model can match “the second one” to earlier titles that accompany the new message.
Without history：By itself, that phrase has no reliable referent.
Bring back what matters：A product can select recent, relevant messages instead of sending every message forever.
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Further reading