Voltagent Core Reference

# VoltAgent Core Reference

Reference for the VoltAgent class in `@voltagent/core`.

Source files:
- packages/core/src/voltagent.ts
- packages/core/src/types.ts

---

## Options Overview

`VoltAgentOptions` supports:

- `agents`: Record of `Agent` instances to register.
- `workflows`: Record of `Workflow` or `WorkflowChain` instances.
- `memory`: Default `Memory` used for agents and workflows.
- `agentMemory`: Default `Memory` for agents (falls back to `memory`).
- `workflowMemory`: Default `Memory` for workflows (falls back to `memory`).
- `toolRouting`: Global `ToolRoutingConfig` defaults.
- `triggers`: `VoltAgentTriggersConfig` handlers.
- `server`: Server provider factory (for example `honoServer()`).
- `serverless`: Serverless provider factory for fetch runtimes.
- `voltOpsClient`: Shared `VoltOpsClient` instance.
- `observability`: `VoltAgentObservability` instance.
- `logger`: Shared `Logger` instance.
- `mcpServers`: Record of MCP servers or factories.
- `a2aServers`: Record of A2A servers or factories.
- `checkDependencies`: Set to `false` to skip dependency checks.

Deprecated options:
- `port`
- `autoStart`
- `customEndpoints`
- `enableSwaggerUI`

---

## Lifecycle Notes

- Registers agents and workflows on construction.
- Auto-starts the server if a server provider is supplied.
- Applies default memory to agents and workflows.
- Auto-configures VoltOps client from `VOLTAGENT_PUBLIC_KEY` and `VOLTAGENT_SECRET_KEY` if not provided.