postcache

dev.postcache/postcacheVersion 1.0.0

Public, short-lived media URLs for agents posting to Instagram, Threads and Facebook.

Status

Responds181 msNov 14, 2026, 14:27 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 14:27 UTC
Latency: 181 ms
Remotes responding: 1 of 1
Sign-in: API key
Hosting: EU hosting detected (detected, not a legal statement)
Registry data as of: Nov 14, 2026, 21:12 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://postcache.dev/mcpResponds181 msNov 14, 2026, 14:27 UTC

No sign-in

Claude Code

claude mcp add --transport http postcache https://postcache.dev/mcp --header 'Authorization: Bearer <YOUR_TOKEN>'

Replace <YOUR_TOKEN> before running.

Claude Desktop and claude.ai

Settings > Connectors > Add custom connector
Name: postcache
Remote MCP server URL: https://postcache.dev/mcp
This server expects the header Authorization.

Cursor

{
  "mcpServers": {
    "postcache": {
      "url": "https://postcache.dev/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_TOKEN>"
      }
    }
  }
}

Replace <YOUR_TOKEN> before running.

VS Code

code --add-mcp '{"name":"postcache","type":"http","url":"https://postcache.dev/mcp","headers":{"Authorization":"Bearer <YOUR_TOKEN>"}}'

Replace <YOUR_TOKEN> before running.

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Tools

4 tools

Tools of postcache
	Description		Read-only	Idempotent	Open world
`check_media`Check a file against a platform without storing it. With convert, also says whether conversion can fix it.	Check a file against a platform without storing it. With convert, also says whether conversion can fix it.	Not declared	Not declared	Not declared	Not declared
`delete_media`Delete an uploaded file now (call after the post is published).	Delete an uploaded file now (call after the post is published).	Not declared	Not declared	Not declared	Not declared
`get_media`Status (converting, ready, failed), URL, expiry and fetch count of an uploaded file.	Status (converting, ready, failed), URL, expiry and fetch count of an uploaded file.	Not declared	Not declared	Not declared	Not declared
`upload_media`Upload an image or video for a social platform. Returns a public URL that passes the platform media rules, or the problems with fixes. With convert, a fixable file comes back as status "converting": poll get_media until status is "ready" (url set) or "failed". Give the URL to the platform API (image_url / video_url), then call delete_media.	Upload an image or video for a social platform. Returns a public URL that passes the platform media rules, or the problems with fixes. With convert, a fixable file comes back as status "converting": poll get_media until status is "ready" (url set) or "failed". Give the URL to the platform API (image_url / video_url), then call delete_media.	Not declared	Not declared	Not declared	Not declared

Details

Registry status: Active
Published: Oct 9, 2026
Updated: Oct 9, 2026
Website: https://postcache.dev/docs⁠ (opens in a new tab)
Repository: Not given
Categories (suggested): Marketing and SEOSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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