Crate behest_runtime 

Async runtime kernel for the behest agent runtime.

During migration from behest::runtime, some doc and pub lint warnings are temporarily relaxed. They will be re-enabled once the migration is complete.

Re-exports

pub use error::RuntimeError;

Modules

accumulator

Streaming accumulator for text and tool calls.

agent

Agent runtime — streaming-first execution kernel.

cache_stats

Aggregated prompt cache statistics for a run or a window of events.

compaction

Context compaction — LLM-driven conversation summarisation.

component

The Component trait: lifecycle contract for every pluggable runtime building block.

component_factory

Adapters that wrap existing runtime traits as Components.

components

Self-contained Component implementations that construct providers, stores, and adapters from JSON configuration.

context

Context pipeline for runtime.

doom_loop

Doom loop detection for agent runs.

error

Runtime error types.

event

Re-export of the canonical AgentEvent and its payload structs from behest_event.

event_publisher

External event publishing boundary for runtime events.

event_store

Reliable runtime event log.

extension

ExtensionPoint<T>: a typed, name-indexed, hot-swappable collection.

extensions

Extensions: the composable, hot-pluggable facade over every pluggable runtime element.

factory_registry

Factory registry for runtime components.

input

Input admission and promotion pipeline.

invocation

Transport-neutral runtime invocation facade.

lifecycle

Cooperative shutdown primitives.

managed

ManagedRuntime: unified container orchestrating AgentRuntime, ComponentRegistry, and ShutdownToken into a single lifecycle.

memory

In-memory implementations of runtime stores.

policy

Runtime policy configuration.

registry

ComponentRegistry: ordered, dependency-aware, type-erased registry for every Component in the runtime.

router

Model router for runtime.

run

Run lifecycle types.

run_loop

Agent run loop — the core iterative execution engine.

session_gate

Per-session concurrency gate.

snapshot

Agent execution snapshotting and recovery.

state

Event-sourced run state reconstruction.

store

Runtime store facade.

stream

Transport-neutral runtime stream primitives.

stream_adapter

Best-effort live fanout for runtime events.

subscription

Coordination layer combining replay and live fanout.

token

Token estimation using character-based heuristics.

tool_output

Tool output truncation with head+tail sampling.

tool_runtime

Tool runtime layer with validation, timeout, and bounded parallelism.

tool_scope

LIFO scoped tool registry with shadow-stack semantics.

turn

Turn-based state machine for agent control flow.