Codex CLI Integration with Seedream MCP
📘 Complete Guide: Using Ace Data Cloud MCP in Codex CLI →
The image model produced by ByteDance has strong Chinese semantic understanding and excels in traditional Chinese style, Eastern aesthetics, and realistic photography. After integrating MCP with Codex CLI, it can be directly called in conversations without switching windows or copying and pasting.
¶ Obtain API Token
Register an account on the Ace Data Cloud platform and copy the API Token from the homepage—one Token is sufficient to use all MCP Servers. For detailed steps, see the Complete Guide.

¶ Configuration
Edit the configuration: ~/.codex/config.toml
[mcp_servers.seedream]
url = "https://seedream.mcp.acedata.cloud/mcp"
type = "http"
http_headers = { "Authorization" = "Bearer yourToken" }
After saving, the tool will be automatically loaded the next time the codex session starts.
¶ Usage Examples
Generate a Chinese landscape painting with Seedream: distant mountains, streams, and a thatched pavilion.
Generate a Guochao style illustration: koi jumping out of the water, with auspicious clouds in the background.
Modify this photo (link xxx) according to the text instructions.
¶ Tools
| Tool | Description |
|---|---|
| seedream_generate_image | Text-to-image (4.0 / 4.5 / 5.0) |
| seedream_edit_image | Image editing (4.0 / 4.5 / 5.0) |
