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COMPEL Glossary / tool-call-validation

Tool-call validation

A post-execution check that verifies the side effects of a tool call match expectations — with rollback capability where applicable.

What this means in practice

Pairs with tool-call authorization to form a complete control envelope; important for irreversible tool calls (database writes, payments, emails).

Synonyms

post-execution validation , tool-call verification

See also

  • Circuit breaker (agent tool) — A circuit-breaker pattern applied specifically to agent tool calls: when a tool's failure rate exceeds a threshold, the breaker opens and blocks further calls to that tool.
  • Replayability — The ability to deterministically reproduce an agent trace given captured inputs — a recorded session, the prompt, the tool responses, the random seed.