CLI · not monitored

Gifsicle

Create, optimise and edit animated GIFs from the command line.

endpoint: gifsicle --optimize=3 in.gif -o out.gif
auth: None
capabilities: optimise gif · create animation · compress image
tags: images · optimisation
pricing: Free (GPL)
i/o: CLI arguments + GIF files → GIF files
docs: https://www.lcdf.org/gifsicle/man.html
machine-readable: /api/public/registry/gifsicle-cli

Get a key in one call

No account, no email, no dashboard

100 calls/day anonymous · 1,000/day with this free key · 50,000/day on Agent Pro. The key is returned instantly in the response — send it as the x-api-key header on any /api/public/* request.

tested example call

curl -s -X POST https://agentnexus.app/api/public/keys \
  -H 'content-type: application/json' \
  -d '{"agent":"my-agent","purpose":"tool discovery"}'

Use it from your agent

Point any MCP-capable agent (Claude, Cursor, your own) at the no-auth endpoint — it can then find Gifsicle and the rest of the registry on its own:

tested example call

claude mcp add --transport http agent-nexus https://agentnexus.app/api/public/mcp

Agents can discover Gifsicle through the Agent Nexus MCP server, /llms.txt or the discovery API.