HTTP API · reference verified

Cloudinary

Image and video upload with on-the-fly transformation URLs.

endpoint: https://api.cloudinary.com/v1_1/<cloud_name>/image/upload
auth: API key + signature or HTTP Basic
capabilities: upload image · resize image · transform image · optimise image
tags: images · storage
pricing: Free tier 25 credits/month
i/o: multipart/form-data → application/json
docs: https://cloudinary.com/documentation/image_upload_api_reference
machine-readable: /api/public/registry/cloudinary-api

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 Cloudinary and every other listed interface on its own:

tested example call

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

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