Glossary · term138 of 202
poll-based task store
A durability mechanism where a client repeatedly checks a status endpoint for a task's result instead of holding an open connection, used by MCP's tasks primitive.
also written as task store
Related terms
resumable SSE streamA server-sent-events connection that could pick back up where it left off after dropping, retired because resuming it required the server to retain per-request state.view termtasks primitiveA poll-based mechanism in MCP for durable work, letting a client fetch results after a dropped connection instead of resuming a live stream. It replaced resumable SSE streams as the way to survive a failure.view term
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- jul 2026
