Publish from AI & n8n to WordPress with Native SEO & Zero Failures.
DirectRelay is the REST API bridge for n8n workflows & AI agents. Free forever on WordPress.org: full content CRUD, scoped API keys, Rank Math & Yoast SEO reads, and HMAC-signed webhooks. Go Pro for one-shot publishing, signed Magic Approval Links, AI Hallucination Guardrails, and Atomic Auto-Rollback.
POST /wp-json/directrelay/v1/posts
{
"title": "Top 10 Autonomous AI Marketing Workflows",
"content": "<h2>Autonomous agents are changing marketing...</h2>",
"status": "publish",
"categories": ["Artificial Intelligence", "Workflows"],
"tags": ["n8n", "automation", "agents"]
}GET /wp-json/directrelay/v1/seo/1284
{
"rank_math": {
"focus_keyword": "n8n wordpress integration",
"seo_title": "%title% - Complete Setup Guide",
"description": "Connect n8n to WordPress with full schema parity."
},
"yoast": {
"seo_title": "n8n WordPress Integration (2026 Guide)",
"meta_description": "Automate WordPress publishing end-to-end."
}
}POST /wp-json/directrelay/v1/bulk/oneshot
{
"title": "Top 10 Autonomous AI Marketing Workflows",
"content": "<h2>Autonomous agents are changing marketing...</h2>",
"status": "publish",
"categories": ["Artificial Intelligence", "Workflows"],
"tags": ["n8n", "automation", "agents"],
"featured_image_url": "https://images.unsplash.com/photo-1618005182384.jpg",
"seo": {
"focus_keyword": "ai marketing workflows",
"title": "10 Best AI Marketing Workflows in 2026 | Guide",
"description": "Discover how to automate your marketing with n8n..."
}
}https://mysite.com/directrelay/review?token=sec_98fbc2...
Why Default WordPress REST Fails at AI Scale
Core WordPress REST was built in 2016 for simple blog forms. It breaks when modern autonomous agents attempt high-velocity automated publishing.
The Fragile Old Way
- 4 to 7 Separate HTTP Calls: You must make separate calls for post creation, image upload, attachment metadata, taxonomy linking, and post updates.
- Zero Native SEO Support: Rank Math and Yoast fields are locked away in hidden postmeta keys, requiring awkward custom field mappers.
- Dangerous Partial Failures: If an image fails to sideload or SEO fails to write, you end up with published blank posts and orphan media.
- Hallucinations Slip Through: No filter to catch “As an AI language model…” intro fluff before it goes live to your readers.
- All-or-Nothing Security: Application passwords grant full admin access with zero rate limits or IP whitelisting.
The DirectRelay Engine
- Full Content Read/Write Path: Clean REST routes for posts, pages, media, taxonomies, and custom meta — plus HMAC-signed outbound webhooks — all in the free WordPress.org plugin.
- Native SEO, No Meta Gymnastics: Read Rank Math & Yoast metadata on Free; Pro writes focus keywords, titles, descriptions, and schema straight to the official plugin tables.
- 1 Single Atomic Call (Pro): Title, content, image URL sideloading, tags, categories, and SEO all commit in one atomic transaction.
- Automated Atomic Rollback (Pro): If any step fails mid-flight, DirectRelay reverts the database write and purges generated media — no orphan drafts, ever.
- Scoped Keys, Not Admin Logins: Expiring keys with IP allow-listing, per-route scopes, brute-force lockout, and a sliding-window rate limiter.
Engineered for High-Velocity Autonomous Publishing
Every tool, endpoint, and safety guardrail you need to build reliable autonomous content networks.
One-Shot Multi-Asset Publishing
Create posts, pages, or custom post types (CPTs), sideload featured images directly from URLs, and link categories and tags in a single atomic API call.
Pro Add-OnRank Math & Yoast SEO Bridge
Read focus keywords, SEO titles, and meta descriptions from any workflow on Free. Pro writes straight to the official Rank Math, Yoast, SEOPress, and AIOSEO schema — keywords, titles, descriptions, robots, and social cards with zero meta gymnastics.
Free Read • Pro WriteHuman Approval Gateway
AI agents stage articles as drafts and generate private signed Magic Links. Reviewers approve, request revisions, or reject in one click — no WP admin login needed — with multi-reviewer chains (1–10 approvers) and instant webhook feedback loops to re-prompt your LLM.
Pro Add-OnAI Safety & Hallucination Guardrails
Auto-scrub AI chatter like “Here is your article…”, enforce minimum and maximum word counts, reject duplicate titles, and set daily publication velocity caps to keep your domain safe.
Pro Add-OnScoped Keys, Webhooks & OpenAPI 3.0
The free WordPress.org core: scoped API keys with expiry, IP allow-listing, and per-route scopes; HMAC-SHA256 signed outgoing webhooks with retry and email alerts; a self-describing OpenAPI 3.0 schema; sliding-window rate limiting; and opt-in IndexNow pings.
Free CoreAtomic Rollback, Debugger & Analytics
Mid-flight failures trigger an automatic rollback that reverts database writes and purges generated media. Inspect every request with end-to-end telemetry, replay any payload in dry-run mode with 1 click, and watch volume, errors, and latency on the Chart.js dashboard.
Pro Add-OnBuilt for Builders, Publishers & Automation Agencies
Explore how leading growth teams use DirectRelay to power high-scale automated workflows.
Autonomous AI Newsrooms
n8n monitors industry RSS feeds, generates synthesized news articles using Claude 3.5 / GPT-4o, generates DALL-E/Midjourney graphics, attaches Rank Math SEO tags, and publishes atomically.
Programmatic E-Commerce & Affiliates
Sync product catalogs, generate dynamic comparison roundups from Airtable or Google Sheets, and update WooCommerce or Custom Post Types with custom taxonomies and meta values.
Editorial Human-in-the-Loop Governance
AI bots submit drafts via API. DirectRelay generates a secure signed review link, pinging your senior editor on Slack. The editor clicks Approve on mobile and the article instantly goes live.
Automated Podcast & Video Show Notes
YouTube or Spotify triggers an n8n webhook → Whisper transcribes the audio → DirectRelay publishes structured show notes with timestamps, guest bios, and Yoast SEO schema.
Calculate Your Automation Savings
See how much time and money DirectRelay saves compared to manual publishing or fragmented toolchains.
How DirectRelay Compares
Designed specifically for autonomous agent workflows, not legacy form plugins.
| Feature / Capability | DirectRelay Free + Pro | WP Webhooks | Uncanny Automator | Default WP REST |
|---|---|---|---|---|
| One-Shot Multi-Asset Publishing | ✔ Atomic Call (Pro) | ✖ Multi-step | ✖ Multi-step | ✖ 4–7 calls |
| Native Rank Math & Yoast SEO | ✔ Read Free • Write Pro | ⚠ Manual Meta Keys | ⚠ Add-on Dependent | ✖ Not Supported |
| Human Approval Magic Links | ✔ Built-in Portal (Pro) | ✖ No | ✖ Requires WP Login | ✖ No |
| AI Hallucination Guardrails | ✔ Regex & Caps Filter (Pro) | ✖ No | ✖ No | ✖ No |
| Atomic Transaction Rollback | ✔ Auto Clean & Revert (Pro) | ✖ No | ✖ No | ✖ No |
| Execution Replay Debugger | ✔ 1-Click Dry-Run Replay (Pro) | ⚠ Basic log | ⚠ Basic log | ✖ No |
| Outbound HMAC Webhooks | ✔ Free Core • HMAC + Retry | ✔ Yes | ✔ Yes | ✖ No |
| OpenAPI 3.0 Self-Describing Schema | ✔ Free Core | ✖ No | ✖ No | ✖ No |
Choose the Plan That Fits Your Scale
Start Free forever on WordPress.org — no usage caps on API keys, requests, or webhooks. Pro licenses unlock SEO writes, one-shot & bulk publishing, the approval gateway, AI guardrails, and agency tooling.
Free Forever
The complete core bridge, free on WordPress.org. No usage caps, no license key.
GPL-2.0+ • Open source on WP.org
- Posts, Pages, Media & Taxonomy REST CRUD
- Scoped API Keys — expiry, IP allow-list, per-route scopes
- Rank Math & Yoast SEO Metadata Read
- HMAC-SHA256 Webhooks with retry + email alerts
- OpenAPI 3.0 Schema & n8n Starter Template
- Rate Limiter, Activity Log, IndexNow, Compatibility Checker
Single Site (Solo)
For individual creators, niche bloggers, and solo publishers.
or $9 / month
- 1 Production Website
- SEO Metadata Writes — Rank Math, Yoast, SEOPress, AIOSEO
- One-Shot Publish + Media Sideloading
- Bulk Publish (up to 50 items / request)
- Atomic Rollback & Cleanup Engine
- Chart.js Analytics Dashboard & Dark Mode
3 Sites (Pro Marketer)
For professional affiliate portfolios, content teams, and growth marketers.
or $19 / month
- 3 Production Websites
- Human Approval Portal — Magic Links, 1–10 Reviewer Chains
- AI Safety & Hallucination Guardrails
- Execution Debugger — 1-Click Replay & Dry-Run
- Universal Schema Publish — Yoast, RM, SEOPress, AIOSEO, ACF
- n8n Template Library (AI Writer, Multilingual, Approval Flows)
- Everything in Solo
Agency / Unlimited
For automation agencies, dev shops, and high-volume client fleets.
or $39 / month
- 100 Websites (Unlimited Scale)
- Multi-Site Fleet Agency Control Plane
- AI Agent Permission Profiles with Ownership Isolation
- Native n8n Community Node (n8n-nodes-directrelay)
- All Pro & Future Feature Releases
- Priority VIP Developer Support
Just need the core bridge? Download DirectRelay Free — the full WordPress.org version with no usage caps: unlimited REST API calls & webhooks, scoped API keys, SEO metadata reads for Rank Math & Yoast, OpenAPI 3.0 schema, signed webhooks with retry, and an n8n starter template. Get Free on WP.org →
Everything You Need to Know
DirectRelay Free is the complete core bridge with no usage caps: full REST CRUD for posts, pages, media, taxonomies, and custom meta; scoped API keys with expiration, IP allow-listing, and per-route scopes; SEO metadata reads for Rank Math & Yoast; HMAC-SHA256 signed outgoing webhooks with automatic retry; a self-describing OpenAPI 3.0 endpoint; a sliding-window rate limiter; an activity log; opt-in IndexNow pings; and a copy-paste n8n starter template. Pro unlocks SEO writes, one-shot & bulk publishing, the Human Approval Gateway, AI Guardrails, the debugger, and analytics — with zero workflow reconfiguration.
DirectRelay detects your active SEO plugin automatically. On Free you can read focus keywords, SEO titles, and meta descriptions from any workflow. On Pro, pass an seo JSON object and DirectRelay writes directly to the official database schema of Rank Math, Yoast SEO, SEOPress, or AIOSEO — focus keywords, SEO titles, descriptions, canonical URLs, robots directives, and JSON-LD schema — without manual custom meta mapping.
When an AI agent publishes content with the approval flag, DirectRelay saves it as a staged review ticket and returns a cryptographically signed magic link. You can send this link via Slack or email to your editor. The editor opens the link on mobile or desktop and can review, edit, approve, or reject the post in 1 click without needing a WordPress admin account.
DirectRelay features an Atomic Rollback engine. If an image sideload times out, or if taxonomy tagging fails mid-transaction, DirectRelay automatically cancels the post creation, reverts database writes, and purges any temporary files so your site never contains half-published orphan drafts.
Yes! While DirectRelay is optimized with special templates for n8n, it is a standard, robust REST API (with OpenAPI 3.0 / Swagger schema support). You can connect Make, Zapier, Python, Node.js, cURL, or LangChain agents seamlessly.
DirectRelay Free requires WordPress 6.3+ and PHP 8.0+. DirectRelay Pro requires PHP 8.1+ and the free plugin to be installed and active. For full SEO support, keep Rank Math, Yoast, SEOPress, or AIOSEO active, set permalinks to “Post name”, and make sure your hosting or security plugins do not block /wp-json/.
Yes. You can deactivate a site at any time from your WordPress admin dashboard or license manager, freeing up the activation slot for another domain instantly.
Ready to Build Your Autonomous WordPress Fleet?
Start with our Free tier on WordPress.org or supercharge your agency with Pro lifetime access today.