# postcache (postcache.dev)

Hosts short-lived public URLs for media files so AI agents can give them to Instagram, Threads and Facebook.

- Atlas card: https://inite.ai/en/atlas/postcache.dev
- Site: https://postcache.dev
- For: Developers and AI agents posting images, carousels and reels to Instagram, Threads or Facebook
- Categories: agents
- Use 0/100 · alive 100/100

## Used for

- host media files at public URLs for Instagram
- check video files against platform aspect ratio and codec rules
- delete hosted media once the post is published

## Price

- from 9 USD/month, free plan (read 2026-10-27 on https://postcache.dev/#pricing)

## For developers

- OpenAPI: https://postcache.dev/openapi.json (5 paths)
- MCP server: dev.postcache/postcache (namespace; open on 2026-10-27, 4 tools)
- MCP server card: https://postcache.dev/.well-known/mcp.json
- Status page: https://status.postcache.dev
- Read 2026-10-27

## MCP server, measured daily

Server: https://postcache.dev/mcp, checked every day since 2026-10-27 (2 checks).

- Answered: measuring, 2 daily checks so far
- Median first answer: 699 ms
- Sign-in: none
- Context its tool definitions take: about 700 tokens (4 tools)
- Tool definitions: C, 67/100
- Failing "params_described": 4 of 4 tools
- Failing "annotations": 4 of 4 tools
- Warning "open_writes": upload_media, delete_media
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: gdpr
- Read 2026-10-27

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Source: INITE Atlas, https://inite.ai/en/atlas/postcache.dev. JSON: https://inite.ai/api/atlas/postcache.dev. MCP: https://inite.ai/api/mcp (atlas_lookup).