550W AI Subtitle & Watermark Removal
Remove video subtitles and video or image watermarks through website OAuth. Processing uses account credits; no API key required.
Hosted MCP Server
npx add-mcp 'https://www.550wai.cn/mcp/global'Installs into Claude Code, Codex, Cursor and more
Documentation
Remote MCP: Add the URL to a client that supports remote MCP and browser OAuth. Sign in with your existing account; no user number or API key is needed.
Local Skill: Install the ZIP in a compatible local agent. This path uses separate API credentials.
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Choose how to connect
MCP
Remote MCP
Add the URL to a client that supports remote MCP and browser OAuth. Sign in with your existing account; no user number or API key is needed.
Agent Skills
Local Skill
Install the ZIP in a compatible local agent. This path uses separate API credentials.
MCP
Connect to 550W remote MCP
Add the URL to a client that supports remote MCP and browser OAuth. Sign in with your existing account; no user number or API key is needed.
MCP server URL https://www.550wai.cn/mcp/global
ChatGPT · Claude / Cowork · VS Code / GitHub Copilot · Claude Code · Codex · Cursor
Choose your client
ChatGPT
In Settings, add a custom MCP app using the server URL. Complete browser sign-in and enable the app in your conversation. Availability depends on your plan and workspace settings.
Official client documentation ↗
Claude / Cowork
Add a custom connector with the server URL. Complete browser sign-in, then enable it for your conversation.
Official client documentation ↗
VS Code / GitHub Copilot
Run MCP: Add Server in the Command Palette and choose HTTP. Paste the URL, authorize in your browser, and enable the tools in agent chat.
Official client documentation ↗
Claude Code
Add an HTTP MCP server in Claude Code. When it requests authentication, complete the browser authorization and check the server status with /mcp.
Official client documentation ↗
Codex CLI
Add the server in Codex CLI, start OAuth sign-in, and return to Codex after approving access in the browser. Check the connection with codex mcp list.
Official client documentation ↗
Cursor
In Cursor Settings, add a remote MCP server using the URL. Complete browser sign-in, then enable its tools in Agent.
Official client documentation ↗
Zapier · Gemini CLI · OpenCode · Replit · Cline · Windsurf · Continue
Zapier
Add the URL to a client that supports remote MCP and browser OAuth. Sign in with your existing account; no user number or API key is needed.
Official client documentation ↗
Cline / Windsurf / Continue
Add the URL to a client that supports remote MCP and browser OAuth. Sign in with your existing account; no user number or API key is needed.
Gemini CLI / OpenCode / Replit
Add the URL to a client that supports remote MCP and browser OAuth. Sign in with your existing account; no user number or API key is needed.
Choose your client · OAuth / redirect
ChatGPT
OAuth · PKCE HTTPS redirect
Claude
OAuth · DCR · PKCE HTTPS redirect
VS Code / GitHub Copilot
OAuth · DCR · PKCE loopback / HTTPS redirect
Claude Code
OAuth · DCR · PKCE browser / loopback redirect
Codex
OAuth · DCR · PKCE browser / loopback redirect
Cursor
OAuth · DCR · PKCE loopback / HTTPS redirect
Cline
HTTP MCP
Windsurf
OAuth · HTTP MCP
Continue
HTTP MCP
Gemini CLI
OAuth · DCR · PKCE loopback redirect
OpenCode
OAuth · DCR · PKCE loopback redirect
Replit
OAuth · platform connector platform HTTPS redirect
Zapier
OAuth · platform connector platform HTTPS redirect
CLI · Codex · Claude Code · Gemini CLI · OpenCode
Codex CLI
codex mcp add 550w --url https://www.550wai.cn/mcp/global
codex mcp login 550w
codex mcp list
Claude Code
claude mcp add --transport http 550w https://www.550wai.cn/mcp/global
claude mcp list
Gemini CLI
gemini mcp add --transport http 550w https://www.550wai.cn/mcp/global
gemini mcp list
OpenCode
opencode mcp add
opencode mcp auth 550w
opencode mcp list
Try this first
Ask your AI assistant to check your 550W AI credit balance, then show your recent media processing tasks. Processing tasks use your account credits at the current website prices.
If the email link opens in another browser, return to the original authorization tab. If the request expires, reconnect from your MCP client.
query_credits → prepare_media_upload → video multipart → estimate_subtitle_cost → submit_subtitle_task → get_subtitle_task prepare_media_upload → image multipart + operationId → get_image_watermark_task
Manage authorizations
View or revoke connected clients at any time.
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Install the Skill
Use ClawHub with OpenClaw, or download the ZIP for a compatible local Agent Skills client. It includes a local Node.js MCP server. MCP does not grant file or network access by itself; configure the client and allow only access you authorize.
OpenClaw ClawHub · OAuth
Add the URL to a client that supports remote MCP and browser OAuth. Sign in with your existing account; no user number or API key is needed.
Claude Code · Cursor · Codex Agent Skills
Extract the global ZIP into the skill folder for your client. Keep SKILL.md at the root of ai-subtitle-remover.
Claude Code
.claude/skills/ai-subtitle-remover/
Cursor · Codex
.agents/skills/ai-subtitle-remover/
For MCP tools, use Node.js 18+ and register the local stdio entrypoint shown below. Provide both credentials as private environment variables.
dist/550w-mcp.cjs Download global ZIP
Dify · API API
Open the Developer API page, sign in, and generate your user number and API key. Configure both in your agent; keep the key private.
Hosted agents that require a remote MCP URL cannot connect to this local ZIP directly. Use the Developer API or an available Dify tool integration instead.
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Get your API credentials
Skill / Developer API
Open the Developer API page, sign in, and generate your user number and API key. Configure both in your agent; keep the key private.
Developer API & API key Ask your agent
Try: “Create a task to remove subtitles from this video.” Review the output yourself before using it.