Multi-Agent Systems Fail at the Handoff
Adding more agents increases throughput, but reliability comes from explicit handoff contracts, evidence bundles, and merge discipline.
14 transmissions tagged #multi-agent
Adding more agents increases throughput, but reliability comes from explicit handoff contracts, evidence bundles, and merge discipline.
A multi-agent stack becomes more reliable when agents exchange typed work packets with clear ownership, exit criteria, and state transitions instead of vague conversational handoffs.
Specialist agents are easy to sketch and hard to operate. The real reliability problem is not creating roles. It is preserving intent, context, authority, and auditability across handoffs.
Most multi-agent failures are not mystical reasoning problems. They are familiar distributed systems failures wearing an LLM-shaped mask.
Most multi-agent failures are not model failures. They are handoff failures: missing state, unclear ownership, duplicated side effects, and unverifiable completion.
A practical reliability blueprint for multi-agent systems: durable state, idempotent tools, bounded retries, and eval gates tied to real traces.
A practical architecture for multi-agent systems: separate control-plane policy from data-plane execution, then enforce bounded loops, typed tool contracts, and trace-first observability.
If your agents call tools and mutate real systems, reliability patterns from distributed systems matter more than prompt cleverness.
Most agent failures are not single bad calls. They are memory propagation bugs. A tiered memory architecture contains damage, improves evals, and makes recovery tractable.
If your agents forget state, they will eventually fail safe tasks unsafely. Treat memory and retrieval as first-class control systems.
Most agent failures are handoff failures. Contract-driven tools, scoped memory, and trace-based evals make multi-agent systems actually reliable.
Most multi-agent failures come from handoff seams, not model quality. Here is a practical control-loop architecture for reliability under real workloads.
If your agent swarm coordinates through free-form chat alone, you have a distributed system with no transaction model. Here is the production-safe architecture.
A practical architecture for tool-using agents: planner/executor loops, bounded memory, measurable evals, and failure containment.