Hermes + Facebook

Post to Facebook from Hermes

Ask Hermes to write and schedule your Facebook posts. BrokenPost connects the two, follows Facebook's rules and posts at the time you pick.

Connect Hermes See plans

How to connect Hermes to Facebook

1
Connect Facebook in BrokenPost. Sign in with Facebook and pick the Pages you manage.
2
In BrokenPost, open Plugins and copy your MCP URL.
3
Add the lines below to ~/.hermes/config.yaml.
4
Run /reload-mcp in the chat and sign in to BrokenPost.
5
Ask Hermes to schedule a post.

# ~/.hermes/config.yaml

mcp_servers:
  brokenpost:
    url: "<MCP_URL>"
    auth: oauth

Prefer another way? See every way to connect Hermes.

What to ask Hermes

Type these in Hermes. Change the details to fit your posts.

“Post our weekend offer on my Facebook Page on Friday at 5pm with this photo.”
“Schedule this video on Facebook tomorrow at noon with the title "How we roast our coffee".”
“Share these 3 photos as Facebook stories on Saturday morning.”
“Every Monday at 9am, write a new Facebook post about our product and schedule it.”
“What Facebook posts do I have scheduled for next week?”

What happens next

1
You ask in Hermes, in plain words.
2
Hermes lists the channels you connected in BrokenPost and picks your Facebook account.
3
It reads Facebook's rules and settings from BrokenPost, so the post fits Facebook's limits before it is written.
4
If you shared a picture, a video or a link to one, it uploads it to your media library.
5
It creates the post as scheduled, as a draft, or to go out now, and gives you a preview link.
6
At the set time BrokenPost publishes it to Facebook and it shows on your calendar.

Facebook limits Hermes follows

Hermes reads these rules from BrokenPost before it writes, so the post fits the first time.

Characters	63,206 characters
Media	Text only, photos, or 1 video
Stories	Need a photo or video, each one is its own story
Video title	Optional, for video posts
Accounts	Facebook Pages

Facebook settings you can ask for

Say them in plain words, like "post or story", and Hermes sets them on the post.

Post or story
Link preview URL
Colored text background
Video title

If Facebook rejects a post

Hermes sees the same message and can fix the post for you.

What you see	How to fix it
Page publishing authorization required, please re-authenticate	Facebook needs you to approve the page again. Reconnect Facebook and pick the page.
Cannot post Facebook.com links	Facebook blocks links to facebook.com in posts from apps. Remove the link or share the post on Facebook directly.
Content violates Facebook Community Standards	Facebook blocked the text or media. Change the content and try again.
Access token expired, please re-authenticate	Reconnect Facebook in BrokenPost. Your scheduled posts stay in place.

Good to know

A story needs at least one photo or video.
BrokenPost posts to Facebook Pages, not personal profiles.
Hermes only posts when you ask. Ask for a draft to check the post in BrokenPost first.

Questions people ask

Can Hermes post to Facebook directly?

Yes, through BrokenPost. Connect Facebook in BrokenPost, connect BrokenPost to Hermes, and Hermes can schedule, draft or publish Facebook posts.

Does Hermes know the Facebook limits?

Yes. Hermes reads Facebook's rules from BrokenPost before it writes: 63,206 characters and text only, photos, or 1 video. BrokenPost checks again before it posts.

Can Hermes schedule Facebook posts for later?

Yes. Give a day and time, like "Friday at 6pm", and the post goes out then. Ask for a draft if you want to check it first.

Is it free?

Hermes with BrokenPost works on every plan. The Free plan includes 1 account on every app and 20 posts a month. Paid plans start at $19 a month with unlimited posts.

Which Facebook settings can Hermes set?

Post or story; Link preview URL; Colored text background; Video title.

Can Hermes post a Facebook thread or comments?

Yes. Ask for a thread or a first comment and BrokenPost posts each part as a reply, right after the first one.

Can I schedule posts to a personal Facebook profile?

No. Facebook only lets apps post to Pages. Connect the Pages you manage.

Can I schedule Facebook Stories?

Yes. Set the post type to story and add a photo or video. Each one goes out as its own story.

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