In depth
Some tools call third-party APIs that get cranky under load. Rate limiting hooks cap a specific tool to N calls per period and gate the rest with a friendly retry message. The agent reads the gate as a tool error and either waits or tries an alternative path.
Related concepts
HooksDeclarative event handlers that fire at specific points in an agent's lifecycle (turn_start, tool_end, etc).Behaviour rulesFocused guards that protect against common agent failure modes (runaway loops, repeated tool calls, drift).Brain fallbackA second LLM provider the runtime swaps to when the primary returns an error or runs out of credit.
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Hooks: 4 production patterns we ship today on Digitorn
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Engineering notes from the Digitorn team. No marketing, no launch announcements, no "10 prompts that will change your life". Just the things we write that we'd want to read.