Assistant setup

Connect OpenCode to 1Post

Connect OpenCode to 1Post by adding the MCP server at https://api.get1post.com/v1/mcp with your API key, or at https://api.get1post.com/v1/mcp/oauth to sign in. OpenCode then lists your accounts, schedules posts and reads results with your role. The steps and the exact OpenCode settings are below; actions that cancel or reply need confirmation.

Updated 2026-10-26

Set up OpenCode

  1. 01

    Open the file

    Edit opencode.json in your project or your global OpenCode config.

  2. 02

    Add the server

    Add the remote entry below under mcp. Turn off the automatic sign-in when you use a key.

  3. 03

    Or sign in

    Use the sign-in address with no headers, then run opencode mcp auth 1post.

  4. 04

    Check the connection

    Start OpenCode and ask it to list your 1Post accounts.

The OpenCode settings

opencode.json, with a key
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "1post": {
      "type": "remote",
      "url": "https://api.get1post.com/v1/mcp",
      "enabled": true,
      "oauth": false,
      "headers": {
        "Authorization": "Bearer op_live_YOUR_KEY"
      }
    }
  }
}
opencode.json, with sign-in
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "1post": {
      "type": "remote",
      "url": "https://api.get1post.com/v1/mcp/oauth",
      "enabled": true
    }
  }
}

OpenCode detects a sign-in requirement from a 401 reply and handles it, so the sign-in entry needs no oauth block.

A request and its reply

Once connected, OpenCode sends tool calls like this one when you ask it to schedule a post. Account ids come from list_accounts.

Tool call
{
  "name": "create_post",
  "arguments": {
    "accounts": [
      "ACCOUNT_ID"
    ],
    "text": "Doors open at nine.",
    "schedule_at": "2026-11-02T15:00:00Z"
  }
}
Reply, abridged
{
  "id": "POST_ID",
  "status": "scheduled",
  "scheduled_at": "2026-11-02T15:00:00.000Z",
  "accounts": [
    {
      "account_id": "ACCOUNT_ID",
      "status": "queued"
    }
  ]
}

What the connection can do

ToolWhat it doesNeeds
list_accountsLists connected accounts and their stateRead
create_postSaves, schedules or publishes a postWrite
get_postReads one post and the result for each accountRead
cancel_postCancels a post that has not startedWrite and confirm: true

The connection acts with the role of the member who made the key or signed in, so a contributor's posts still go to review. The full tool list is on the MCP page.

Try it

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Free tools

Count characters the way each network does, split threads and preview posts. No account needed.

Open the tools
For builders

API and MCP

Post to every network from your own code or assistant with one key, signed webhooks and idempotent requests.

See the API

Questions

Why is oauth set to false in the key example?

It stops OpenCode from starting a sign-in for a server that already has a key.

What can OpenCode do once it is connected?

It can list your accounts, create and update posts, read results and analytics, and cancel or reply when you confirm. It cannot do more than the member behind the key or sign-in.

Sources

Get this week’s posts scheduled

Connect your accounts, write once and let 1Post publish on time while you get on with the rest of your day.