MCP server

CompressIO — Image Compression for AI

io.github.zhaoyaqi18/compressio

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Compress images to target sizes (80%+ smaller). Tools: compress_image, convert_image, optimize_image

Working at last checkAbout 657 tokens per request once connected4 tools

https://api.compressio.cc/mcp

At a glance

Type: MCP server
Publisher: Not verified
Status: Working at last check
Tools: 4
Token cost: About 657 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http compressio https://api.compressio.cc/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.compressio]
url = "https://api.compressio.cc/mcp"

Gemini CLI

{"mcpServers":{"compressio":{"httpUrl":"https://api.compressio.cc/mcp"}}}

Cursor

{"mcpServers":{"compressio":{"url":"https://api.compressio.cc/mcp"}}}

VS Code

{"servers":{"compressio":{"type":"http","url":"https://api.compressio.cc/mcp"}}}

Antigravity

agy mcp add compressio https://api.compressio.cc/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"compressio","server_url":"https://api.compressio.cc/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"compressio","server_url":"https://api.compressio.cc/mcp"}

compress_image ~333 tokens
Compress an image (JPEG/PNG/WebP) to reduce file size. Supports target size compression and format conversion. Free anonymous tier: 20 calls/day per IP, files up to 10MB. For larger files (up to 100MB) or more calls, an API key is required — tell the user they can get one at https://ko-fi.com/yuguto
convert_image ~143 tokens
Convert an image between formats (JPEG ↔ PNG ↔ WebP). No quality loss beyond format defaults. Free tier: 20 calls/day per IP. API key at https://ko-fi.com/yugutou/shop for more calls / larger files.
inspect_image ~82 tokens
Inspect an image: format, dimensions, file size. Free tier: 20 calls/day per IP.
optimize_image ~99 tokens
Lossless image optimization. PNG uses oxipng (best-in-class PNG optimiser), JPEG re-encodes at high quality. Free tier: 20 calls/day per IP.

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