--- title: "Kiro CLI 3" canonical: "https://canmyagentuse.com/atlas/surfaces/kiro-cli" contentKind: "harness" locale: "en" description: "AWS / Kiro / Kiro. Exact research surface: kiro-cli." llmSummary: "AWS / Kiro / Kiro. Exact research surface: kiro-cli." publishedAt: null updatedAt: "2026-08-28T00:00:00.000Z" verifiedAt: "2026-08-28" tags: ["evidence-atlas", "research"] --- # Kiro CLI 3 AWS / Kiro / Kiro. Exact research surface: kiro-cli. Research cutoff: 2026-08-28. Documentation and registry evidence are not runtime certification. Unknown means the package did not establish a defensible claim; it does not mean unsupported. - Surface type: cli - Version or observation: 3.x / observed 2026-08-28 - Availability: ga - Coverage tier: A - Supported: 21 - Partial: 0 - Explicit unsupported: 0 - Unknown: 28 | Feature | Status | Evidence method | Conditions / notes | Sources | | --- | --- | --- | --- | --- | | [A2A agent/server role](/atlas/features/a2a-server) | Unknown | — | — | — | | [A2A client role](/atlas/features/a2a-client) | Unknown | — | — | — | | [ACP agent/server role](/atlas/features/acp-agent) | Unknown | — | — | — | | [ACP client/host role](/atlas/features/acp-client) | Unknown | — | — | — | | [ACP elicitation/approval](/atlas/features/acp-elicitation) | Unknown | — | — | — | | [ACP MCP forwarding](/atlas/features/acp-mcp-forwarding) | Unknown | — | — | — | | [ACP session list](/atlas/features/acp-session-list) | Unknown | — | — | — | | [ACP session load/resume](/atlas/features/acp-session-load) | Unknown | — | — | — | | [ACP stdio](/atlas/features/acp-transport-stdio) | Unknown | — | — | — | | [ACP terminal reverse RPC](/atlas/features/acp-terminal-reverse-rpc) | Unknown | — | — | — | | [Agent Plugins 1.0 core](/atlas/features/agent-plugins-core) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [Agent Plugins failure isolation](/atlas/features/agent-plugins-failure-isolation) | Unknown | — | — | — | | [Agent Plugins packaged MCP](/atlas/features/agent-plugins-mcp) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [Agent Plugins packaged skills](/atlas/features/agent-plugins-skills) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [Agent Skills core](/atlas/features/agent-skills-core) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/) | | [Agent Skills scripts/assets](/atlas/features/agent-skills-scripts-assets) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/) | | [Agent Skills standard paths](/atlas/features/agent-skills-standard-paths) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [Cloud agent](/atlas/features/automation-cloud-agent) | Supported | documented | Kiro cloud sessions run in a managed sandbox and remain reachable across surfaces; availability is preview- and policy-gated for some organizations. | [S-317](https://kiro.dev/docs/how-kiro-works/), [S-319](https://kiro.dev/docs/enterprise/governance/) | | [Headless / CI execution](/atlas/features/automation-headless) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [Marketplace or registry](/atlas/features/marketplace-registry) | Unknown | — | — | — | | [Organization policy controls](/atlas/features/governance-org-policy) | Supported | documented | Organization administrators can govern CLI cloud-session availability along with other enterprise controls. | [S-319](https://kiro.dev/docs/enterprise/governance/) | | [AGENTS.md](/atlas/features/instructions-agents-md) | Unknown | — | — | — | | [Native rules/instructions](/atlas/features/instructions-rules) | Unknown | — | — | — | | [MCP 2026-07-28](/atlas/features/mcp-revision-2026-07-28) | Unknown | — | — | — | | [MCP Apps / interactive UI](/atlas/features/mcp-apps) | Unknown | — | — | — | | [MCP client role](/atlas/features/mcp-client) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [MCP elicitation](/atlas/features/mcp-elicitation) | Unknown | — | — | — | | [MCP legacy SSE](/atlas/features/mcp-transport-legacy-sse) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [MCP list_changed](/atlas/features/mcp-list-changed) | Unknown | — | — | — | | [MCP OAuth](/atlas/features/mcp-auth-oauth) | Unknown | — | — | — | | [MCP prompts](/atlas/features/mcp-prompts) | Unknown | — | — | — | | [MCP resources](/atlas/features/mcp-resources) | Unknown | — | — | — | | [MCP roots](/atlas/features/mcp-roots) | Unknown | — | — | — | | [MCP sampling](/atlas/features/mcp-sampling) | Unknown | — | — | — | | [MCP server role](/atlas/features/mcp-server) | Unknown | — | — | — | | [MCP stdio](/atlas/features/mcp-transport-stdio) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [MCP Streamable HTTP](/atlas/features/mcp-transport-streamable-http) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [MCP tasks](/atlas/features/mcp-tasks) | Unknown | — | — | — | | [MCP tools](/atlas/features/mcp-tools) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [MCP WebSocket extension](/atlas/features/mcp-transport-websocket-extension) | Unknown | — | — | — | | [Computer/browser use](/atlas/features/computer-use) | Unknown | — | — | — | | [Custom agents](/atlas/features/custom-agents) | Supported | documented | CLI supports project and global custom agents and can invoke them as subagents. | [S-316](https://kiro.dev/docs/custom-agents/subagents/), [S-318](https://kiro.dev/docs/configuration/) | | [Hooks](/atlas/features/hooks) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [Native plugin system](/atlas/features/plugins-native) | Supported | documented | — | [S-080](https://kiro.dev/docs/skills/), [S-081](https://kiro.dev/docs/hooks/), [S-082](https://kiro.dev/docs/powers/create/), [S-083](https://kiro.dev/docs/cli/v3/) | | [Nested subagents](/atlas/features/subagents-nested) | Unknown | — | — | — | | [Subagent MCP access](/atlas/features/subagents-mcp-access) | Supported | documented | Kiro subagents share configured MCP servers and the default subagent receives configured MCP tools. | [S-316](https://kiro.dev/docs/custom-agents/subagents/) | | [Subagent write access](/atlas/features/subagents-write-access) | Supported | documented | Kiro's default subagent includes read, write, and shell tools; custom-agent permissions can narrow this access. | [S-316](https://kiro.dev/docs/custom-agents/subagents/) | | [Subagents](/atlas/features/subagents) | Supported | documented | Kiro documents automatic, explicit, and parallel subagent execution on IDE, CLI, Web, and Mobile. | [S-316](https://kiro.dev/docs/custom-agents/subagents/) | | [Session handoff/import](/atlas/features/session-handoff) | Supported | documented | Account-scoped cloud sessions can be started on one Kiro surface and resumed from another. | [S-317](https://kiro.dev/docs/how-kiro-works/) | [HTML](/atlas/surfaces/kiro-cli) · [JSON](/api/v1/atlas/surfaces/kiro-cli.json) · [Vendor](/atlas/vendors/aws-kiro)