Back to MCP servers

PostAgent

https://api.postagent.sh/mcp

answers a handshake

Registry name: tech.interpretai/PostAgent
Reports itself as: PostAgent 0.5.0
Protocol version: 2025-06-18
Transport: streamable-http
HTTP status: 200
Latency: 192 ms
Tools: 14
Checked: 2026-09-06T08:29:25Z

Tools it reports

check_postagent_updates
create_letter
create_template
create_mail_quote
create_card_checkout
pay_mail_with_shared_payment_token
prepare_mail_payment
submit_paid_mail_job
get_mail_job_status
create_postcard_art
create_postcard_quote
verify_address
create_campaign_quote
get_campaign_status

Check it yourself

curl -s -X POST https://api.postagent.sh/mcp \
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json, text/event-stream' \
  -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2025-06-18","capabilities":{},"clientInfo":{"name":"you","version":"0"}}}'