Facebook Comments API

Facebook comments API for Page replies and campaign moderation

Read and reply to Facebook Page comments through one API, with campaign context already attached.

Manage Facebook Page comment workflows with API-driven replies, campaign context, and team review alongside the posts your product creates.

Last updated: July 2026

One API key. No per-account fees. 15 platforms.

API key authScheduled publishing15 platforms
Quick start
API request
1await fetch("https://api.bundle.social/api/v1/comment", {2  method: "POST",3  headers: {4    "x-api-key": process.env.BUNDLE_SOCIAL_API_KEY,5    "Content-Type": "application/json"6  },7  body: JSON.stringify({8    teamId: "team_123",9    fetchedParentCommentId: "fb_comment_123",10    text: "Thanks - our team will follow up with the details."11  })12});
Official APIs500k+ connected accountsDirect engineer support

Facebook Page comment APIs in production

Facebook Page comments depend on Page roles, app review, permissions, and Graph API behavior.
Comment replies need moderation context and visibility for the team that owns the campaign.
High-comment campaigns create operational work if replies live outside the publishing workflow.

What bundle.social handles

Tie Facebook comment handling back to scheduled posts and Page campaigns.
Use one comment workflow pattern for Facebook and other supported platforms.
Give teams a single operational surface for replies, context, and reporting.

Facebook comments are campaign operations

When a Page post gets attention, replies and moderation become part of the publishing workflow. bundle.social keeps that work visible next to the post.

Workflow

How it works

Connect accounts once, then create and schedule posts with channel-specific fields from one API.

01

Create an API key

Generate an organization API key and use it from your backend with the x-api-key header.

02

Connect accounts

Connect the social accounts your product, agent, or customer workflow should manage.

03

Run the workflow

Call the API with platform-specific data while bundle.social tracks status, context, and dashboard visibility.

Product architecture

Build social media workflows without rebuilding every platform

Facebook comments API for Page replies and moderation workflows

For agencies, franchise marketers, social products, and support teams managing Pages on behalf of brands, the useful unit is not a comment but a thread: imported Page comments, replies, moderation context, and the campaign that produced it. Facebook comment actions depend on Page roles, granted permissions, and app review, so capability varies per connected Page rather than per product.

bundle.social keeps Facebook comment workflows next to the Page content your product schedules. Replies go through the shared comment endpoint, post context travels with each comment, and marketing or support teams can triage from the dashboard without native Page access.

Page roles decide what a Facebook integration can do

Facebook publishing and moderation run on a Page access token derived from the account of whoever connected the Page, and Page roles change when a client reorganizes permissions or someone leaves the company. The connection can keep looking healthy while comment actions start failing.

bundle.social resolves the current Page token when an action runs and separates a genuinely broken Page relationship from an ordinary validation error, so users are asked to reconnect only when reconnecting is the fix. Public Page comments and private Messenger conversations stay separate workflows with their own permissions and messaging rules.

Page comments beside publishing, campaigns, and reporting

A Page post that performs well creates work. Comments arrive faster than anyone reads them, some are questions and some are complaints, and the campaign owner is often the last to know. When replies happen outside the publishing workflow, the person who wrote the post and the person answering under it work from different screens.

bundle.social keeps scheduled Page content, delivery status, analytics, and comments in one workspace, using the same patterns as Instagram, YouTube, LinkedIn, and other supported channels. Some moderation actions still depend on Meta's native tools, so those limits stay visible instead of being absorbed silently.

Capabilities

Facebook comment handling for Page workflows

Reply to Page comments and keep campaign context visible across the team.

Page comment replies

Reply to supported Facebook Page comments from the API where permissions allow. Scale your moderation workflows.

Campaign context

Link comment work to the scheduled or imported post that started the conversation. See exactly what the user is replying to.

Moderation visibility

Surface comment context for support, marketing, and account teams. Reduce the need for native Facebook access.

Cross-platform model

Use the same comment API mental model for Facebook and other public social networks. Write the code once.

Platform specifics

Facebook API details that shape Page comment handling

Facebook comment workflows sit on top of Page roles, Page tokens, Graph API permissions, and campaign post context.

Page token lifecycle

Facebook Page access tokens commonly expire after about 60 days. bundle.social refreshes them where possible, but security changes, revoked permissions, or Meta-side failures can still require users to reconnect.

Page-first permissions

Comment replies depend on Page roles, app review, and Graph API permissions. Messenger conversations are a separate surface from public Page comments.

Campaign post context

Page posts can include text, links, images, videos, Reels, and Stories, so comment moderation should stay attached to the post type that created the conversation.

Developer example

Reply to a Facebook Page comment

Examples use bundle.social's public API shape: API key authentication, a post date, selected social account types, and platform-specific data.

TypeScript
API request
1await fetch("https://api.bundle.social/api/v1/comment", {2  method: "POST",3  headers: {4    "x-api-key": process.env.BUNDLE_SOCIAL_API_KEY,5    "Content-Type": "application/json"6  },7  body: JSON.stringify({8    teamId: "team_123",9    fetchedParentCommentId: "fb_comment_123",10    text: "Thanks - our team will follow up with the details."11  })12});

Supported content

Facebook Page commentsRepliesModeration contextCampaign support

Honest limitations

  • Facebook permissions, Page roles, and app review determine available comment actions.
  • Private Messenger conversations are separate from Page comment workflows.
  • Some moderation actions may require native tools depending on account setup.

Guarantees

Developer-first infrastructure

Visible post status

Track scheduled, processing, posted, retrying, and error states per post.

Verbose errors

When native APIs fail, we return human-readable error messages and actionable recovery steps.

Flat pricing

No per-post counting. Predictable pricing for teams managing many users, workspaces, and connected accounts.

Same-day support

Direct access to the engineers building the API. We respond to technical issues the same day, sometimes the same hour.

Resources

Technical guides & documentation

FAQ

Questions developers ask before building

Does this work for Facebook Pages?

Yes, for connected Pages and permissions that support the workflow.

Can I use this for Messenger?

No. This page focuses on public Facebook comments.

Can agencies use this for multiple clients?

Yes. Team-scoped connected accounts keep Page workflows separated by client or workspace.