# Postkey (postkey.pro)

Schedules posts to 21 social networks on one calendar, letting AI agents write, queue and answer comments via an API.

- Atlas card: https://inite.ai/en/atlas/postkey.pro
- Site: https://postkey.pro
- For: Creators, founders, agencies and developers who schedule social posts and automate Instagram DMs with AI agents
- Categories: marketing
- Use 0/100 · alive 100/100

## Used for

- Plan and book a week of posts from Claude
- Turn a launch changelog into posts for several networks
- Reply to Instagram comments and DMs automatically

## Price

- from 15 USD/month, free plan (read 2026-11-03 on https://postkey.pro/pricing)

## For developers

- API docs: https://postkey.pro/docs/api
- MCP server: pro.postkey/postkey (namespace; auth on 2026-11-03)
- Read 2026-11-03

## MCP server, measured daily

Server: https://postkey.pro/mcp, checked every day since 2026-11-03 (1 checks).

- Answered: measuring, 1 daily checks so far
- Median first answer: 213 ms
- Sign-in: OAuth (the client signs the user in)
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Training on your data: no (https://postkey.pro/privacy)
- Read 2026-11-03

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