diff --git a/README.md b/README.md
index f5d7b77..7af6b89 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,7 @@ Sandbox Agent solves three problems:
- **Runs Inside Any Sandbox**: Lightweight static Rust binary. One curl command to install inside E2B, Daytona, Vercel Sandboxes, or Docker
- **Server or SDK Mode**: Run as an HTTP server or embed with the TypeScript SDK
- **OpenAPI Spec**: [Well documented](https://sandboxagent.dev/docs/api-reference) and easy to integrate from any language
+- **OpenCode SDK & UI Support** *(Experimental)*: Connect OpenCode CLI, SDK, or web UI to control agents through familiar OpenCode tooling
## Architecture
diff --git a/docs/docs.json b/docs/docs.json
index 5e71ba9..6c74525 100644
--- a/docs/docs.json
+++ b/docs/docs.json
@@ -63,7 +63,7 @@
"group": "Reference",
"pages": [
"cli",
- "opencode-compatibility",
+ "opencode-sdk-ui-support",
"inspector",
"session-transcript-schema",
"cors",
diff --git a/docs/opencode-compatibility.mdx b/docs/opencode-compatibility.mdx
deleted file mode 100644
index 563d8d6..0000000
--- a/docs/opencode-compatibility.mdx
+++ /dev/null
@@ -1,108 +0,0 @@
----
-title: "OpenCode Compatibility"
-description: "OpenCode endpoint coverage for /opencode."
----
-
-Sandbox Agent exposes OpenCode-compatible endpoints under `/opencode`.
-Authentication matches `/v1`: if a token is configured, requests must include `Authorization: Bearer `.
-
-| Method | Path | Status | Notes | Tests |
-|---|---|---|---|---|
-| GET | /agent | Stubbed | Single stub agent entry. | E2E: openapi-coverage |
-| DELETE | /auth/{providerID} | Stubbed | | E2E: openapi-coverage |
-| PUT | /auth/{providerID} | Stubbed | | E2E: openapi-coverage |
-| GET | /command | Stubbed | | E2E: openapi-coverage |
-| GET | /config | Stubbed | Returns/echoes config payloads. | E2E: openapi-coverage |
-| PATCH | /config | Stubbed | Returns/echoes config payloads. | E2E: openapi-coverage |
-| GET | /config/providers | Stubbed | Returns/echoes config payloads. | E2E: openapi-coverage |
-| GET | /event | SSE stub | Emits compat events for session/message/pty updates only. | E2E: openapi-coverage, events |
-| GET | /experimental/resource | Stubbed | Experimental endpoints return empty stubs. | E2E: openapi-coverage |
-| GET | /experimental/tool | Stubbed | Experimental endpoints return empty stubs. | E2E: openapi-coverage |
-| GET | /experimental/tool/ids | Stubbed | Experimental endpoints return empty stubs. | E2E: openapi-coverage |
-| DELETE | /experimental/worktree | Stubbed | Experimental endpoints return empty stubs. | E2E: openapi-coverage |
-| GET | /experimental/worktree | Stubbed | Experimental endpoints return empty stubs. | E2E: openapi-coverage |
-| POST | /experimental/worktree | Stubbed | Experimental endpoints return empty stubs. | E2E: openapi-coverage |
-| POST | /experimental/worktree/reset | Stubbed | Experimental endpoints return empty stubs. | E2E: openapi-coverage |
-| GET | /file | Stubbed | Returns empty lists/content; no filesystem access. | E2E: openapi-coverage |
-| GET | /file/content | Stubbed | Returns empty lists/content; no filesystem access. | E2E: openapi-coverage |
-| GET | /file/status | Stubbed | Returns empty lists/content; no filesystem access. | E2E: openapi-coverage |
-| GET | /find | Stubbed | Returns empty results. | E2E: openapi-coverage |
-| GET | /find/file | Stubbed | Returns empty results. | E2E: openapi-coverage |
-| GET | /find/symbol | Stubbed | Returns empty results. | E2E: openapi-coverage |
-| GET | /formatter | Stubbed | | E2E: openapi-coverage |
-| GET | /global/config | Stubbed | | E2E: openapi-coverage |
-| PATCH | /global/config | Stubbed | | E2E: openapi-coverage |
-| POST | /global/dispose | Stubbed | | E2E: openapi-coverage |
-| GET | /global/event | SSE stub | Wraps compat events in GlobalEvent; no external sources. | E2E: openapi-coverage, events |
-| GET | /global/health | Stubbed | | E2E: openapi-coverage |
-| POST | /instance/dispose | Stubbed | | E2E: openapi-coverage |
-| POST | /log | Stubbed | | E2E: openapi-coverage |
-| GET | /lsp | Stubbed | | E2E: openapi-coverage |
-| GET | /mcp | Stubbed | Returns disabled/needs_auth stubs. | E2E: openapi-coverage |
-| POST | /mcp | Stubbed | Returns disabled/needs_auth stubs. | E2E: openapi-coverage |
-| DELETE | /mcp/{name}/auth | Stubbed | Returns disabled/needs_auth stubs. | E2E: openapi-coverage |
-| POST | /mcp/{name}/auth | Stubbed | Returns disabled/needs_auth stubs. | E2E: openapi-coverage |
-| POST | /mcp/{name}/auth/authenticate | Stubbed | Returns disabled/needs_auth stubs. | E2E: openapi-coverage |
-| POST | /mcp/{name}/auth/callback | Stubbed | Returns disabled/needs_auth stubs. | E2E: openapi-coverage |
-| POST | /mcp/{name}/connect | Stubbed | Returns disabled/needs_auth stubs. | E2E: openapi-coverage |
-| POST | /mcp/{name}/disconnect | Stubbed | Returns disabled/needs_auth stubs. | E2E: openapi-coverage |
-| GET | /path | Derived stub | | E2E: openapi-coverage |
-| GET | /permission | Stubbed | | E2E: openapi-coverage, permissions |
-| POST | /permission/{requestID}/reply | Stubbed | | E2E: openapi-coverage, permissions |
-| GET | /project | Derived stub | | E2E: openapi-coverage |
-| PATCH | /project/{projectID} | Derived stub | | E2E: openapi-coverage |
-| GET | /project/current | Derived stub | | E2E: openapi-coverage |
-| GET | /provider | Stubbed | Returns empty provider metadata. | E2E: openapi-coverage |
-| POST | /provider/{providerID}/oauth/authorize | Stubbed | Returns empty provider metadata. | E2E: openapi-coverage |
-| POST | /provider/{providerID}/oauth/callback | Stubbed | Returns empty provider metadata. | E2E: openapi-coverage |
-| GET | /provider/auth | Stubbed | Returns empty provider metadata. | E2E: openapi-coverage |
-| GET | /pty | Stateful stub | In-memory PTY records; no real PTY process. | E2E: openapi-coverage |
-| POST | /pty | Stateful stub | In-memory PTY records; no real PTY process. | E2E: openapi-coverage |
-| DELETE | /pty/{ptyID} | Stateful stub | In-memory PTY records; no real PTY process. | E2E: openapi-coverage |
-| GET | /pty/{ptyID} | Stateful stub | In-memory PTY records; no real PTY process. | E2E: openapi-coverage |
-| PUT | /pty/{ptyID} | Stateful stub | In-memory PTY records; no real PTY process. | E2E: openapi-coverage |
-| GET | /pty/{ptyID}/connect | Stateful stub | In-memory PTY records; no real PTY process. | E2E: openapi-coverage |
-| GET | /question | Stubbed | | E2E: openapi-coverage, permissions |
-| POST | /question/{requestID}/reject | Stubbed | | E2E: openapi-coverage, permissions |
-| POST | /question/{requestID}/reply | Stubbed | | E2E: openapi-coverage, permissions |
-| GET | /session | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage, session |
-| POST | /session | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage, session |
-| DELETE | /session/{sessionID} | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage, session |
-| GET | /session/{sessionID} | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage, session |
-| PATCH | /session/{sessionID} | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage, session |
-| POST | /session/{sessionID}/abort | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage, messaging |
-| GET | /session/{sessionID}/children | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| POST | /session/{sessionID}/command | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| GET | /session/{sessionID}/diff | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| POST | /session/{sessionID}/fork | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| POST | /session/{sessionID}/init | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| GET | /session/{sessionID}/message | Stateful stub | In-memory messages; assistant replies are stubbed. | E2E: openapi-coverage, messaging, events |
-| POST | /session/{sessionID}/message | Stateful stub | In-memory messages; assistant replies are stubbed. | E2E: openapi-coverage, messaging, events |
-| GET | /session/{sessionID}/message/{messageID} | Stateful stub | In-memory messages; assistant replies are stubbed. | E2E: openapi-coverage, messaging |
-| DELETE | /session/{sessionID}/message/{messageID}/part/{partID} | Stateful stub | In-memory messages; assistant replies are stubbed. | E2E: openapi-coverage, messaging |
-| PATCH | /session/{sessionID}/message/{messageID}/part/{partID} | Stateful stub | In-memory messages; assistant replies are stubbed. | E2E: openapi-coverage, messaging |
-| POST | /session/{sessionID}/permissions/{permissionID} | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| POST | /session/{sessionID}/prompt_async | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage, messaging |
-| POST | /session/{sessionID}/revert | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| DELETE | /session/{sessionID}/share | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| POST | /session/{sessionID}/share | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| POST | /session/{sessionID}/shell | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| POST | /session/{sessionID}/summarize | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| GET | /session/{sessionID}/todo | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| POST | /session/{sessionID}/unrevert | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage |
-| GET | /session/status | Stateful stub | In-memory session store; not persisted or mapped to /v1. | E2E: openapi-coverage, events |
-| GET | /skill | Stubbed | Returns empty skills list. | E2E: openapi-coverage |
-| POST | /tui/append-prompt | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/clear-prompt | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| GET | /tui/control/next | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/control/response | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/execute-command | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/open-help | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/open-models | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/open-sessions | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/open-themes | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/publish | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/select-session | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/show-toast | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| POST | /tui/submit-prompt | Stubbed | Returns true/empty control payloads. | E2E: openapi-coverage |
-| GET | /vcs | Derived stub | | E2E: openapi-coverage |
\ No newline at end of file
diff --git a/docs/opencode-sdk-ui-support.mdx b/docs/opencode-sdk-ui-support.mdx
new file mode 100644
index 0000000..6e579a4
--- /dev/null
+++ b/docs/opencode-sdk-ui-support.mdx
@@ -0,0 +1,148 @@
+---
+title: "OpenCode SDK & UI Support"
+description: "Connect OpenCode clients, SDKs, and web UI to Sandbox Agent."
+---
+
+
+ **Experimental**: OpenCode SDK & UI support is experimental and may change without notice.
+
+
+Sandbox Agent exposes an OpenCode-compatible API at `/opencode`, allowing you to connect any OpenCode client, SDK, or web UI to control coding agents running inside sandboxes.
+
+## Why Use OpenCode Clients with Sandbox Agent?
+
+OpenCode provides a rich ecosystem of clients:
+- **OpenCode CLI** (`opencode attach`) - Terminal-based interface
+- **OpenCode SDK** (`@opencode-ai/sdk`) - Programmatic TypeScript access
+- **OpenCode Web UI** - Browser-based chat interface
+
+By connecting these to Sandbox Agent, you get:
+- Control over multiple coding agents (Claude Code, Codex, OpenCode, Amp) through familiar OpenCode tooling
+- Remote sandbox execution with local UI experience
+- Full streaming, permissions, and human-in-the-loop support
+
+## Quick Start
+
+### Using OpenCode CLI
+
+```bash
+# Start sandbox-agent
+sandbox-agent server --no-token --host 127.0.0.1 --port 2468
+
+# Attach OpenCode CLI
+opencode attach http://localhost:2468/opencode
+```
+
+With authentication:
+
+```bash
+# Start with token
+sandbox-agent server --token "$SANDBOX_TOKEN" --host 127.0.0.1 --port 2468
+
+# Attach with password
+opencode attach http://localhost:2468/opencode --password "$SANDBOX_TOKEN"
+```
+
+### Using the All-in-One Command
+
+Sandbox Agent can start the server and attach OpenCode automatically:
+
+```bash
+sandbox-agent opencode --port 2468 --no-token
+```
+
+### Using OpenCode SDK
+
+```typescript
+import { createOpencodeClient } from "@opencode-ai/sdk";
+
+const client = createOpencodeClient({
+ baseUrl: "http://localhost:2468/opencode",
+ headers: { Authorization: "Bearer YOUR_TOKEN" }, // if using auth
+});
+
+// Create a session
+const session = await client.session.create();
+
+// Send a prompt
+await client.session.promptAsync({
+ path: { id: session.data.id },
+ body: {
+ parts: [{ type: "text", text: "Hello, write a hello world script" }],
+ },
+});
+
+// Subscribe to events
+const events = await client.event.subscribe({});
+for await (const event of events.stream) {
+ console.log(event);
+}
+```
+
+## Running the OpenCode Web UI
+
+The OpenCode web UI can connect to Sandbox Agent for a full browser-based experience.
+
+### 1. Start Sandbox Agent with CORS
+
+```bash
+sandbox-agent server --no-token --host 127.0.0.1 --port 2468 \
+ --cors-allow-origin http://127.0.0.1:5173
+```
+
+### 2. Start the OpenCode Web App
+
+Clone and run the OpenCode web app:
+
+```bash
+cd /path/to/opencode/packages/app
+VITE_OPENCODE_SERVER_HOST=127.0.0.1 VITE_OPENCODE_SERVER_PORT=2468 \
+ bun run dev -- --host 127.0.0.1 --port 5173
+```
+
+### 3. Open the UI
+
+Navigate to `http://127.0.0.1:5173/` in your browser.
+
+## API Routing
+
+The OpenCode API is exposed at two locations:
+
+| Path | Description |
+|------|-------------|
+| `/opencode/*` | Nested under `/opencode` prefix |
+| `/*` | Also available at root level |
+
+The root-level routing exists because the OpenCode SDK uses absolute paths internally. Both work identically.
+
+## Notes
+
+- **Authentication**: If sandbox-agent is started with `--token`, include `Authorization: Bearer ` header or use `--password` flag with CLI
+- **CORS**: When using the web UI from a different origin, configure `--cors-allow-origin`
+- **Provider Selection**: Use the provider/model selector in the UI to choose which backing agent to use (claude, codex, opencode, amp)
+
+## Endpoint Coverage
+
+See the full endpoint compatibility table below. Most endpoints are functional for session management, messaging, and event streaming. Some endpoints return stub responses for features not yet implemented.
+
+
+
+| Method | Path | Status | Notes |
+|---|---|---|---|
+| GET | /event | SSE | Emits events for session/message updates |
+| GET | /global/event | SSE | Wraps events in GlobalEvent format |
+| GET | /session | Stateful | In-memory session store |
+| POST | /session | Stateful | Create new sessions |
+| GET | /session/{id} | Stateful | Get session details |
+| POST | /session/{id}/message | Stateful | Send messages to session |
+| GET | /session/{id}/message | Stateful | Get session messages |
+| GET | /permission | Stateful | List pending permissions |
+| POST | /permission/{id}/reply | Stateful | Respond to permission requests |
+| GET | /question | Stateful | List pending questions |
+| POST | /question/{id}/reply | Stateful | Answer agent questions |
+| GET | /provider | Stubbed | Returns provider metadata |
+| GET | /agent | Stubbed | Returns agent list |
+| GET | /config | Stubbed | Returns config |
+| *other endpoints* | Stubbed | Return empty/stub responses |
+
+
diff --git a/frontend/packages/website/src/components/FeatureGrid.tsx b/frontend/packages/website/src/components/FeatureGrid.tsx
index be17c62..92d3aed 100644
--- a/frontend/packages/website/src/components/FeatureGrid.tsx
+++ b/frontend/packages/website/src/components/FeatureGrid.tsx
@@ -1,6 +1,6 @@
'use client';
-import { Workflow, Server, Database, Download, Globe } from 'lucide-react';
+import { Workflow, Server, Database, Download, Globe, Plug } from 'lucide-react';
import { FeatureIcon } from './ui/FeatureIcon';
export function FeatureGrid() {
@@ -138,6 +138,31 @@ export function FeatureGrid() {
Lightweight static binary. One curl command to install inside E2B, Daytona, Vercel Sandboxes, or Docker.
+
+ {/* OpenCode SDK & UI Support */}
+
+ {/* Top Shine Highlight */}
+
+ {/* Top Left Reflection/Glow */}
+
+ {/* Sharp Edge Highlight */}
+
+
+
+
+
OpenCode SDK & UI
+ Experimental
+
+
+ Connect OpenCode CLI, SDK, or web UI to control agents through familiar OpenCode tooling.
+
+