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It should be easy to transfer context between models

I often use multiple models throughout the week. Sometimes I like to run the same prompt across them to compare quality, but one really annoying part is having to rebuild the context each time.

I’m surprised there isn’t already a standard for this, so I put together a simple JSON format that could make context transfer easier:

https://github.com/context-transfer-protocol/ctp-spec

I would love feedback on whether something like this actually makes sense, or ways it could be improved. I think models should make portability of context straightforward.

P.S. Contributions welcome — feel free to push updates.

( 1 comment | on HN )
Re:It should be easy to transfer context between models by PaulHoule on Sunday September 07, 2025 @02:00PM (#45160614)
Here is a clickable link:

https://github.com/context-transfer-protocol/ctp-spec

Pro-tip: links in "Ask HN" submissions are not clickable so you should just post a link, possibily with a "Show HN:" prefix. If your landing page requires explanation add an explanation to your landing page!