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paseo/public-docs/sdk/reference.md
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Mohamed BoudraandGitHub 6d7606160e Let plugins add contextual workspace tools (#3465)
* feat(plugins): add workspace panels and command center contributions

Give local plugins contextual UI entry points without making the daemon interpret client placement or callbacks. Panels receive stable IDs and read cached client state through required selectors with shallow equality, avoiding unrelated guest rerenders and context-discovery RPCs.

* fix(plugins): align shared client state ownership

Workspace panels and Command Center callbacks consume the same frozen client snapshots, so their adapter belongs to the plugin boundary rather than either contribution surface. Refresh the Nix dependency hash for the selector-store dependency added by this feature.
2026-08-17 19:26:40 +02:00

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SDK API reference Public configuration, methods, handles, results, defaults, and lifecycle behavior for @getpaseo/client. API reference 58 TypeScript SDK

SDK API reference

Import every supported runtime value and TypeScript type from @getpaseo/client.

createPaseoClient(config)

Creates a client without opening the connection.

Required configuration:

Field Type Meaning
url string Daemon WebSocket endpoint, including /ws.

Common optional configuration:

Field Type Default Meaning
clientId string Generated Stable identifier for logs and subscriptions.
password string Unset Daemon password.
authHeader string Unset Complete authorization-header value for a proxy.
connectTimeoutMs number Client default Connection deadline.
reconnect.enabled boolean Client default Reconnect after an unexpected disconnect.
reconnect.baseDelayMs number Client default Initial reconnect delay.
reconnect.maxDelayMs number Client default Maximum reconnect delay.
logger PaseoLogger Unset Debug, info, warning, and error sink.

Relay E2EE clients can also pass e2ee.enabled and e2ee.daemonPublicKeyB64. appVersion, runtimeGeneration, and runtime-metrics options exist for Paseo client surfaces; ordinary integrations can omit them.

Client lifecycle

Method Result Behavior
connect() Promise<void> Resolves after the daemon sends its server information.
close() Promise<void> Closes the connection and disposes this client.
ensureConnected() void Throws unless the client is connected.
getConnectionState() ConnectionState Returns idle, connecting, connected, disconnected, or disposed.

Create a new client after close().

client.agents

Method Result Behavior
list(options?) PaseoAgentListResult Lists a page of agents. scope, filter, sort, page, and subscribe match the daemon directory query.
create(options) PaseoAgentHandle Creates an agent and a fresh workspace for cwd. Requires config.
ref(agentOrId) PaseoAgentHandle Creates a local handle without fetching.
subscribe(handler) Unsubscribe function Listens for connection-local agent directory updates. Call list({ subscribe }) first.

Creation options include config, cwd, parent, title, prompt, env, outputSchema, images, attachments, git, worktree, autoArchive, and labels.

config accepts:

Field Type Meaning
provider string Required provider/model selection.
modeId string Provider operating or permission mode.
thinkingOptionId string Provider reasoning level.
featureValues Record<string, unknown> Values for features discovered through providers.listFeatures.
options JSON object Provider-native settings, strictly validated. See Provider options.
systemPrompt string Additional system or developer instructions.
mcpServers MCP server map Session-scoped MCP servers.
toolPolicy MCP tool policy Exact preapproval rules for MCP tools.

Agent handle

Member Result Behavior
id string Stable daemon agent ID.
workspaceId string | null Current workspace placement.
cwd string | null Current working directory.
status Agent status or null Current lifecycle status.
current() PaseoAgent | null Current detailed value observed by this handle; never fetches.
refresh(requestId?) PaseoAgentRefetchResult | null Fetches the current agent and project placement.
send(text, options?) Promise<void> Resolves when the daemon accepts the prompt.
run(text, options?) PaseoAgentRunResult Sends a prompt and waits for that turn. timeoutMs controls the wait; it defaults to 10 minutes.
waitForFinish(timeoutMs?) PaseoAgentRunResult Waits for the active turn, including an initial prompt. Default timeout: 10 minutes.
subscribe(handler) Unsubscribe function Filters agent-directory updates to this ID and refreshes the handle properties.
archive() { archivedAt } Soft-deletes the agent and closes its runtime.
detach() Promise<void> Removes the parent relationship without stopping the agent.

PaseoAgentRunResult contains status, final, error, and lastMessage. final refreshes the handle when present.

Timeline handle

agent.timeline.refetch(options?) fetches a page. Options are direction, cursor, limit, projection, and requestId.

agent.timeline.subscribe(handler) listens for stream events belonging to the agent and returns a local unsubscribe function.

client.workspaces

Method Result Behavior
list(options?) PaseoWorkspaceListResult Lists, filters, pages, or subscribes to the workspace directory.
open(cwd) PaseoWorkspaceHandle Reuses the active workspace for a directory or creates one.
create(options) PaseoWorkspaceHandle Always creates a fresh directory-backed or Paseo-worktree workspace.
ref(workspaceOrId) PaseoWorkspaceHandle Creates a local handle.
archive(workspaceOrId) PaseoWorkspaceArchiveResult Archives without first creating a handle.
subscribe(handler) Unsubscribe function Listens for connection-local workspace updates. Call list({ subscribe }) first.

A workspace handle exposes id, projectId, directory, name, status, current(), refresh(), setTitle(title), archive(), and subscribe(). Pass null to setTitle to restore the derived workspace name. Use workspace.agents.create(options) to create an agent without repeating the workspace ID or directory.

client.providers

Method Result Behavior
waitForReady(options?) PaseoProviderSnapshotResult Waits until no provider is loading. Default timeout: 60 seconds. Rejects with an update-host error when the daemon cannot correlate workspace snapshots.
snapshot(options?) PaseoProviderSnapshotResult Returns the current catalog immediately.
refresh(options?) Acknowledgement Forces catalog refresh for all or selected providers.
listAvailable() Availability result Reports installed provider availability.
listModels(provider, options?) Models result Discovers models for one provider and directory.
listModes(provider, options?) Modes result Discovers permission or operating modes.
listFeatures(draftConfig) Features result Discovers features for the current draft provider configuration.
diagnostic(provider) Diagnostic result Returns human-readable setup diagnostics.
subscribe(handler) Unsubscribe function Listens for catalog updates.

client.config

config.get(requestId?) returns the daemon's mutable configuration.

config.patch(patch, requestId?) validates, persists, and returns an updated configuration. Use this administrative surface for host configuration, not per-agent choices. A patch affects every client and future agent using that daemon.

Errors and cleanup

Connection, validation, rejection, and timeout failures reject their promise. Turn outcomes are returned through PaseoAgentRunResult.status because permission and provider errors are expected agent states.

Always close the client in finally. Closing a client removes its local listeners and network connection; it does not stop agents or archive workspaces.