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A Dart implementation of the Agent Host Protocol (AHP) — synchronized multi-client state for AI agent sessions.
Last release 1 months ago
01 Aug 2026
Too new to tell
only 1 dated releases
Nearly every release is documented
notes for 1 of 1 stable releases
Nothing withdrawn
no release was ever pulled
1 months old
1 releases · first in 2026
One column per month.
First release. Implements protocol 0.7.0.
First release. Implements protocol 0.7.0.
types/ by
scripts/generate-dart.ts. Verified against upstream's 39-fixture
round-trip corpus.types/channels-*/reducer.ts
and verified against upstream's 246-fixture corpus.AhpStateMirror, routing all seven channel kinds — including the
annotations channel, which is addressed as a path suffix on the session
scheme rather than a scheme of its own.resource* requests, so a host is never left waiting.AhpRuntime: refcounted subscriptions, a reconnect state machine with
full-jitter backoff, and catch-up that completes before consumers are told
the connection is usable.dart run ahp_sdk:ahp --url …), verified against VS Code 1.131.0's agent
host.Your coding agent can read these notes before it upgrades. Set up the MCP server →