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MiniMax H3 Max MCP server

Point any Streamable HTTP client at https://flowaifx.app/mcp and call generate_video with minimax-h3. Image, video, and audio references are supported.

MiniMax H3 Max is on the Flow AI Fx remote MCP at https://flowaifx.app/mcp. Call generate_video with model id minimax-h3. There is no npx skills package. A 5-second 768p clip costs 40 credits. Duration 1–15 seconds with image, video, and audio references.

MCP URL and install command

Paste the URL into Claude connectors or ChatGPT custom MCP. For Claude Code, Codex, and OpenClaw, run the command then sign in.

MCP URL

https://flowaifx.app/mcp

CLI

claude mcp add --transport http flow-ai-fx https://flowaifx.app/mcp
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Add Flow AI Fx

One Streamable HTTP URL. Sign in with Google or email. No fal, Kling, or Google AI Studio keys.

  1. 1. Add the remote MCP URL

    Add https://flowaifx.app/mcp over Streamable HTTP. Do not use /api/mcp and do not install a local npm package.

  2. 2. Run the client command

    Claude Code: claude mcp add --transport http flow-ai-fx https://flowaifx.app/mcp. Codex: codex mcp add flow-ai-fx --url https://flowaifx.app/mcp. OpenClaw: openclaw mcp add flow-ai-fx --url https://flowaifx.app/mcp --transport streamable-http.

  3. 3. Authenticate

    Sign in in the browser, or send Authorization: Bearer with a Better Auth API key.

  4. 4. Call generate_video

    Call generate_video with the model id, then poll check_job. Job ids are video:<falRequestId>.

Generate with MiniMax H3 Max

Connect the MCP, name the model, then poll check_job for the CDN link.

  1. 1

    Add the MCP URL

    Add https://flowaifx.app/mcp over Streamable HTTP. Claude Code: claude mcp add --transport http flow-ai-fx https://flowaifx.app/mcp

  2. 2

    Authenticate

    Sign in in the browser, or send Authorization: Bearer with an API key from Settings → API keys.

  3. 3

    Call generate_video

    Call generate_video with model minimax-h3, duration 1–15, resolution 480p, 768p, or 1080p, and optional references.

  4. 4

    Poll check_job

    Poll check_job until completed. A 5s 768p job costs 40 credits. Media is a persisted R2 CDN URL.

MiniMax H3 Max on Flow AI Fx

Numbers match the live credit table. Failed server-error generations are refunded.

Model id
minimax-h3
MCP tool
generate_video
Duration
1–15s
Resolution
480p, 768p, 1080p
Example cost
5s 768p: 40 credits

Questions

Setup, credits, and model ids for this agent combo.

Yes. Flow AI Fx exposes MiniMax H3 Max as generate_video with model minimax-h3 on https://flowaifx.app/mcp. Streamable HTTP. No local npm package.

More agent setups

Same model on another client, or another model on this client.

Generate MiniMax H3 Max from your agent

Connect https://flowaifx.app/mcp, sign in with Google or email, and call generate_video. ChatGPT, Claude, and Gemini signups start with 50 free credits. Other new accounts start with 10. When credits run out, MCP returns topup_url https://flowaifx.app/pricing?billing=payonce.

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