Reference

Regenerated APIs for agents, Runtime HTTP, events, environment, CLI, Harness, and errors.

beta channel · agents 0.5 / harness 0.18

Experimental beta

Public APIs may change before 1.0. Verify symbols against the published packages on Compatibility.

Page	Contents
Agents	`Agent`, `tool`, `capability`, hooks, MCP, sandbox, skills, plugins, `AgentTool`, built-ins
Runtime	`startRuntime` and the HTTP route table
Events	Canonical `LiveEvent` types
Environment	Process variables
CLI	`nylorun` from `--help`
Harness	In-process `run` / `runDurable`
Errors	Contracts and machine-readable errors

Guides stay in Agent, Run, and Deploy.