# Conflicts: # .agents/notes/implemented/architecture/2026-07-12-agent-scope-runtime-design.i18n.yaml # .agents/notes/implemented/architecture/2026-07-31-goal-owned-durable-events.i18n.yaml # .agents/notes/implemented/feature/2026-07-19-model-facing-goal-tools.i18n.yaml # .agents/notes/implemented/feature/2026-07-22-docked-web-goal-bar.i18n.yaml # docs/architecture.i18n.yaml # docs/architecture.md # docs/architecture.zh.md # docs/config-catalog.md # docs/cordis-catalog/events.md # docs/cordis-catalog/services.md # docs/core-data-structures/core.i18n.yaml # docs/core-data-structures/core.md # docs/core-data-structures/core.zh.md # docs/event-producer-consumer.md # docs/module-graph.md # docs/persistence-catalog.md # examples/acp-agent/tests/snapshots/advanced-toolchain/session.1.jsonl # examples/acp-agent/tests/snapshots/advanced-toolchain/session.2.jsonl # examples/acp-agent/tests/snapshots/code-mode-workspace-context/session.jsonl # examples/acp-agent/tests/snapshots/cordis-inspect-jsdoc/session.jsonl # 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examples/headless-agent/tests/subagent-inheritance-snapshots/parent-override/child.expected.jsonl # examples/jsonrpc-agent/tests/snapshots/subagent-spawn/notifications.expected.jsonl # examples/jsonrpc-agent/tests/snapshots/subagent-spawn/session.1.jsonl # packages/acp/acp/README.i18n.yaml # packages/acp/acp/src/index.ts # packages/client/connection/src/client/index.ts # packages/client/runtime/README.i18n.yaml # packages/client/runtime/README.md # packages/client/runtime/README.zh.md # packages/client/runtime/src/client/sessions/conversation.ts # packages/client/runtime/src/client/sessions/session.ts # packages/client/runtime/tests/queue-store.spec.ts # packages/client/ui-conversation/src/client/input/contract.ts # packages/client/ui-goal/README.i18n.yaml # packages/compact/compact-basic/src/index.ts # packages/context/time-context/tests/time-context.spec.ts # packages/context/tmux-context/tests/tmux-context.spec.ts # packages/context/workspace-context/tests/workspace-context.spec.ts # packages/cordis/tool-cordis/src/api-catalog.ts # packages/core/agent-loop/README.i18n.yaml # packages/core/agent-loop/README.md # packages/core/agent-loop/README.zh.md # packages/core/agent-loop/src/agent.ts # packages/core/agent-loop/tests/agent.spec.ts # packages/core/agent-loop/tests/loop.spec.ts # packages/core/agent/README.i18n.yaml # packages/core/agent/README.md # packages/core/agent/README.zh.md # packages/core/agent/src/types.ts # packages/core/session/README.i18n.yaml # packages/core/session/README.md # packages/core/session/README.zh.md # packages/goal/command-goal/tests/command-goal.spec.ts # packages/goal/goal/tests/goal.spec.ts # packages/goal/tool-goal/README.i18n.yaml # packages/goal/tool-goal/README.md # packages/goal/tool-goal/README.zh.md # packages/host/apiproxy/README.i18n.yaml # packages/host/apiproxy/README.md # packages/host/apiproxy/README.zh.md # packages/host/apiproxy/src/api-proxy.ts # packages/host/apiproxy/src/api/events.schema.ts # packages/host/apiproxy/src/api/events.ts # packages/host/apiproxy/src/api/rpc.ts # packages/host/apiproxy/tests/api-proxy-commands.spec.ts # packages/host/apiproxy/tests/api-proxy-projections.spec.ts # packages/host/apiproxy/tests/rpc-schemas.spec.ts # packages/pty/pty-local/tests/index.spec.ts # packages/pty/pty-local/tests/local.spec.ts # packages/pty/tool-pty/tests/loader-composition.spec.ts # packages/pty/tool-pty/tests/tools.spec.ts # packages/session-persistence/session-checkpoint-policy/src/index.ts # packages/session-persistence/session-persistence/tests/coordinator-contract.ts # packages/skill/tool-skill/tests/tool-skill.spec.ts # packages/subagent/subagent-inprocess/README.i18n.yaml # packages/subagent/subagent-inprocess/README.md # packages/subagent/subagent-inprocess/README.zh.md # packages/subagent/subagent-inprocess/src/index.ts # packages/subagent/subagent-inprocess/tests/subagent-inprocess.spec.ts # packages/support/acp-snapshot/src/harness.ts # packages/ui/tui/tests/tui.spec.ts
pty/ — persistent PTY capability family
English | 中文
PTY stands for Pseudo-Terminal(伪终端). This capability provides persistent, owner-scoped terminal sessions for workflows that require state across tool calls or interactive stdin. PTY complements the one-shot bash and filesystem tools; it does not replace their stronger per-operation contracts.
| Package | Role | ctx key |
|---|---|---|
pty (@deepseek-ai/dsh-pty) |
Backend registry, branded ids, exact-Agent ownership, session operations, and awaited cleanup | ctx.pty |
pty-local (@deepseek-ai/dsh-pty-local) |
Local node-pty backend, readiness detection, bounded terminal state, sandboxing, and process-session supervision |
registers on ctx.pty |
tool-pty (@deepseek-ai/dsh-tool-pty) |
Six model-facing tools and generic task integration for background sends | registers on ctx.tools |
tool-bash-persistent (@deepseek-ai/dsh-tool-bash-persistent) |
One model-facing bash backed by an owner-scoped reusable PTY shell |
consumes ctx.pty, registers on ctx.tools |
The design and deferred boundaries live in the persistent PTY Agent Note.