Vercel adds session grouping and session affinity to AI Gateway logs
Overview
Vercel adds a sessions view to its AI Gateway logs, grouping requests by conversation and showing each session's cost, cache hit rate, and the agent that ran it.
Vercel Developers announced the change on X on October 18, 2026. Session affinity keeps each session on the provider holding its prompt cache.
Guillermo Rauch, Vercel's chief executive, says the update gives one view of all agent sessions across personal and coding agents, apps, and API keys.
Written by AI from the articles below · updated Oct 18, 1:42 PM ET
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Guillermo Rauch@rauchgXVercel AI Gateway adds a unified view of agent sessions and their costsAIGuillermo Rauch says Vercel AI Gateway now gives one view of all agent sessions across personal and coding agents, apps, and API keys. Per the linked Vercel changelog, AI Gateway logs group requests into sessions showing cost, cache hit rate, and the agent that ran them. Session affinity keeps each session on the provider holding its prompt cache.

Vercel Developers@vercel_devOfficialVercel AI Gateway logs now group requests into agent sessionsAIVercel's AI Gateway logs now group requests by conversation, showing cost, cache hit rate, and the agent that ran each session. Session affinity keeps each session on the provider holding its prompt cache.
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