[KongchangAI]
Expired50% confidenceEventExact time

Anthropic was the first to launch the Prompt Caching feature in 2024, after which major API providers such as OpenAI and Google followed suit.

1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)

Sources

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Cite This Claim

Stable URI
https://kongchang.com/claim/43608
API
curl https://kongchang.com/api/v1/knowledge/claims/43608
MCP
get_claim(id=43608)