Harness Memory Gives Agents Shared Long-Term Memory
HarnessRouter’s open-source memory layer gives agents persistent memory across sessions and harnesses, including Claude Code, Codex, and Hermes. Developers can choose Mem0, Graphiti, Hindsight, ReMe, or bring their own provider, with fine-grained access controls and a hosted Cloud option planned.
Harness Memory’s strongest idea is treating memory as portable agent infrastructure instead of a feature trapped inside one client. Its real test will be retrieval quality, provider portability, and protection against poisoned or stale memories.
- –The Harness Memory Protocol standardizes when agents recall, write, and access persistent memory.
- –Cross-harness sharing lets agents continue work across tools without rebuilding context from scratch.
- –Pluggable engines give developers flexibility across fact stores, temporal graphs, consolidated memory, and Markdown files.
- –Per-memory permissions, user isolation, human-controlled deletion, and instruction/data separation address important safety concerns.
- –The self-hosted Community Edition makes experimentation easier, while the planned cloud offering targets managed deployments.
DISCOVERED
11m ago
2026-11-12
PUBLISHED
4h ago
2026-11-12
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