Honest Comparison

Frase vs Writesonic

Both platforms track AI visibility and act on it. The difference is access — Frase ships the full loop, self-serve, from day one.

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Last updated: June 2026

Trusted by thousands of teams

Trusted by companies including Andela, ActiveCampaign, Career Karma, Coursera, Digitas, Extra Space, GitLab, Hennessey, Merkle, Oracle, PTC, Sunbelt Rentals, Talkspace, Thermo Fisher, Thomson Reuters, Toptal, Under Armour.

At a Glance

Frase
The platform that runs the full research-to-republish loop, self-serve, on every plan
Best For: Content teams who want SEO, GEO, AI visibility, site audits, and the AI Agent in one self-serve workflow — detect AI gaps, fix the content, and republish to their own CMS without a premium gate or a sales call
Key Strengths: Full loop on every plan, AI visibility across the major answer engines, integrated editor with real-time SEO + GEO scoring, Content Guard autonomous fixes, site-wide auditing with cannibalization detection, AI Agent, MCP server, REST API, and webhooks
Starting at: $49/month ($39/month annual) — full platform, self-serve, free trial
Unique Features: Research-to-republish loop in one workflow, real-time GEO scoring in the editor, Content Guard, fixes republished to your own CMS or FraseCMS, MCP server and webhook API
Writesonic
AI search visibility platform with SEO and content tools across tiered plans
Best For: Teams that want AI visibility tracking and are comfortable moving up to higher tiers, or into a sales-led Enterprise plan, to unlock the full fix engine and broader engine coverage
Key Strengths: AI visibility tracking, site audit with automatic fixes, sentiment analysis on higher tiers, Action Center actions, agentic workflows, brand voice options, GSC and WordPress integrations
Starting at: $79/month (annual) entry tier; Action Center and broader coverage on Growth ($399) or Enterprise
Unique Features: Sentiment analysis, Action Center off-page/on-page/technical actions, ads monitoring, Enterprise breadth via custom plan

Feature-by-Feature Comparison

Feature
Frase
Recommended
Writesonic
Content Creation & Writing
AI content writing
Unlimited AI words
Article allotment per tier
AI Agent (natural language workflows)
Specialized content skills
SEO & Content AI Agent
Content briefs
AI image generation
Built-in
Multilingual content
100+ languages
Unlimited AI words
Article-based limits by tier
Agentic workflows (multi-step automation)
Included, self-serve
Limited
Trial runs on self-serve; full on Enterprise
SEO Research & Analysis
SERP analysis
Keyword research
Competitor analysis
Content Opportunities monitoring
Proactive GSC alerts
Google Search Console integration
Content Optimization
SEO optimization scoring
Dual SEO + GEO score
GEO optimization (AI search)
Included from Starter ($49/mo)
Self-serve from entry tier
Site-wide content audit
Bulk audit actions, cannibalization detection
Site audit with automatic fixes
AI Search Visibility
AI engines tracked (self-serve)
ChatGPT, Perplexity, Claude, Gemini, Google AI Overviews, and more by plan
Entry tier: ChatGPT only. Higher self-serve: ChatGPT, Gemini, Google AI Overviews
Broader engine coverage (Perplexity, Claude, Grok)
Across self-serve plans
Limited
Enterprise (sales-led)
Research-to-republish loop, self-serve
Detect → diagnose → brief → write → fix → republish
Limited
Action Center: trial on Growth, full on Enterprise
Autonomous content fixes (Content Guard)
Scheduled scans detect decay and apply fixes
Automatic fixes via site audit
Sentiment analysis
On Growth and above
AI bot/crawler analytics
Professional+ (GPTBot, ClaudeBot, etc.)
Prompt tracking
Scales by plan tier
Daily prompt/answer allocation by tier
AI visibility alerts
Multiple alert types + Slack/email
Alerts on Enterprise
Brand & Team Features
Brand voice control
Train AI on your brand voice
1–10 voices by tier; custom on Enterprise
Content governance
Approval workflows
Team collaboration
Up to 5 seats (Scale)
1–3 users by tier; extra seats add-on
Integrations & API
REST API
Full content lifecycle endpoints
Plan-gated
MCP Server (AI assistant integration)
Drive content workflows from any AI assistant
Webhook API
WordPress
Google Docs
Chrome Extension
Pricing & Access
Self-serve access
Sign up and start immediately
Self-serve to Growth; Enterprise is sales-led
Full loop included on entry plan
AI visibility, audits, AI Agent, API/MCP from $49/mo
Entry tier tracks ChatGPT only
Starting price
$49/mo
$39 annual — full platform
$79/mo
Annual; ChatGPT-only tracking
Full fix engine + broader coverage
$49/mo
Included on every plan
$399/mo+
Action Center trial at Growth; full at Enterprise
Entry point
Free trial
Free trial, no credit card

Which Should You Choose?

Choose Frase if you...
  • Want the full research-to-republish loop on every plan — no fix engine or engine coverage locked behind a premium tier
  • Need AI visibility across the major answer engines without moving to a sales-led contract
  • Want fixes that republish into your own CMS or FraseCMS, so the work lives in your pages
  • Need an integrated editor with real-time SEO + GEO scoring as you write
  • Want Content Guard to catch and fix decaying content automatically
  • Need developer surface — MCP server, REST API, and webhooks — to drive content workflows from any AI assistant

Run the whole loop — research to republish — in one workflow

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Choose Writesonic if you...
  • Want sentiment analysis on how AI engines describe your brand (Growth and above)
  • Are comfortable unlocking the full Action Center and agentic workflows on Enterprise
  • Need ads monitoring across ChatGPT and Google AI
  • Prefer an article-based content model with clear per-tier limits
  • Want a sales-led Enterprise deployment with custom regions and languages

The Main Differences

1. The Full Loop on Every Plan vs Depth Gated High

Frase: SEO and GEO optimization, AI visibility tracking, site audits, the AI Agent, and API plus MCP access are included on every plan starting at $49/month. You get the complete research-to-republish loop from day one — self-serve, no demo, no premium tier to unlock the parts that matter.

Writesonic: Tracks AI visibility and acts on it, but the depth sits higher up. Its entry tier tracks ChatGPT only; the Action Center is a limited monthly trial on the Growth tier and full only on Enterprise, and agentic workflows run full on Enterprise. The capability is real — reaching all of it means moving up tiers and into a sales call.

2. Where the Fix Lives

Frase: The loop writes into and republishes through your own CMS or FraseCMS, so the fix lands in your pages — the durable layer you control. Research, write, optimize, monitor AI visibility, fix, and republish run as one workflow, with the same agent that writes the content applying the fix.

Writesonic: Centers on its own dashboard and site-audit fixes, with WordPress and GSC connections. It acts on what it finds through its Action Center and automatic fixes, available in full on its higher tiers. The work is anchored in its platform rather than republished across your full CMS stack.

3. AI Visibility Coverage and Access

Frase: Monitors the major answer engines — ChatGPT, Perplexity, Claude, Gemini, Google AI Overviews, and more — across self-serve plans, with coverage scaling by tier and every insight linking to a content action. No sales call to track beyond a starter set of engines.

Writesonic: Self-serve plans track ChatGPT, Gemini, and Google AI Overviews; the entry tier tracks ChatGPT alone. Engines like Perplexity, Claude, and Grok sit behind its Enterprise plan, so broader coverage means a custom, sales-led contract.

4. Both Act on What They Find — Access Is the Difference

Frase: Runs a closed detect-to-fix loop — find where AI isn't citing you, diagnose why, generate a brief, write and optimize in an editor with real-time SEO + GEO scoring, then let Content Guard keep the page fixed as it decays. It's included on every plan, so the loop works from your first day.

Writesonic: Also markets a monitor-and-act model: an Action Center with off-page, on-page, and technical actions, automatic fixes in its site audit, and agentic workflows. The difference isn't whether it acts — it does — but how much of that you get before upgrading to Growth or Enterprise.

5. Developer and Agentic Surface

Frase: Full developer ecosystem — MCP server, REST API, and webhook API — so you can drive research, creation, optimization, auditing, and AI visibility tracking from the AI assistant or stack you already use. Content intelligence integrates into your workflows programmatically.

Writesonic: Offers API access on a plan-gated basis and focuses on its own dashboard experience. There's no MCP server or webhook-API equivalent, so workflows stay inside its platform rather than orchestrated from an external assistant.

6. Two Pricing Philosophies

Frase: Trusted by thousands of content teams, Frase prices the complete platform into its self-serve plans — content creation, SEO and GEO optimization, AI visibility, audits, the AI Agent, and developer access, all from $49/month. One plan, the whole loop.

Writesonic: Spreads its depth across tiers — engine coverage, sentiment analysis, the Action Center, and agentic workflows unlock as you climb toward Growth or a sales-led Enterprise plan. Strong capability, reached by moving up the ladder rather than included on entry.

The Key Differentiator: The Frase Agent

The Frase Agent: From Research to Citation in One Flow
Both platforms have AI capabilities. Frase's Agent unifies research, writing, optimization, and AI visibility tracking into a single conversation.

Writesonic offers strong individual tools — AI article writer, GEO monitoring, citation analysis — but you coordinate between them through separate interfaces and workflows.

The Frase Agent handles end-to-end workflows through natural language. Tell it what you want to achieve, and it orchestrates research, writing, optimization, and monitoring across every specialized capability — including checking whether AI engines cite the content you just created.

With the Frase Agent

"Research competitors for 'AI content optimization,' create an optimized brief, write the article, and check if ChatGPT and Perplexity cite our content for this topic"

→ Agent handles the full loop: research → brief → write → optimize → check AI citations

Writesonic Workflow

Check GEO dashboard for gaps → Review Action Center priorities → Use AI Article Writer for content → Publish → Monitor citations in separate GEO dashboard

→ Powerful individual tools, multiple dashboards and steps

Every Specialized Skill via Natural Language

From SERP analysis to content generation to GEO optimization to site auditing — the Frase Agent handles it all through conversation. No switching between article writer, GEO dashboard, and monitoring tools. You can also access these capabilities from Claude Desktop, ChatGPT, OpenClaw, or any AI assistant your team already uses.

What Your Investment Gets You

Frase — Content Growth Platform
Full research-to-republish loop, self-serve
Starter$49/mo ($39 annual)
  • 10 articles, 50 audits, 25 AI prompts
  • AI visibility tracking included
  • SEO + GEO content scoring
  • AI Agent, content editor, briefs, API + MCP
  • Unlimited AI words + AI images
Professional$129/mo ($103 annual)
  • 40 articles, 250 audits, 100 AI prompts
  • Broader AI visibility tracking
  • Bot/crawler analytics (GPTBot, ClaudeBot, etc.)
  • 90-day history, 3 seats
Scale$299/mo ($239 annual)
  • 100 articles, 1000 audits, 350 AI prompts
  • Full AI visibility tracking
  • 180-day history, 5 seats
Writesonic — AI Search Visibility Platform
Tiered plans, sales-led Enterprise for full coverage
Starter$79/mo (annual)
  • Tracks ChatGPT only
  • Daily prompt/answer allotment
  • AI articles + site audits
  • Agentic workflows: trial runs
  • 1 user, 1 project
Basic$199/mo (annual)
  • Tracks ChatGPT, Gemini, Google AI Overviews
  • Higher prompt/answer allotment
  • More articles + audits
  • 2 users
Growth$399/mo (annual)
  • Same 3 engines as Basic
  • Sentiment analysis included
  • Action Center: trial actions per month
  • 3 users
EnterpriseCustom (book a demo)
  • Broader engine coverage
  • Full Action Center + agentic workflows
  • SSO/SAML, SOC 2 Type II, HIPAA, GDPR
  • Dedicated AI search strategist

Not available at any tier:

  • Full loop included on the entry plan
  • MCP server for AI assistant integration
  • Webhook API
  • Fixes republished to your own CMS or FraseCMS

Writesonic prices shown are annual. Its entry tier tracks ChatGPT only; broader engine coverage and the full Action Center arrive on Growth or its sales-led Enterprise plan. Verified June 2026.

See full Frase pricing →

"We compared both for AI visibility and chose Frase because the entire loop was self-serve from the first plan — track where AI isn't citing us, fix the content, and republish it to our own CMS, without upgrading tiers or booking a demo to unlock the parts we needed."

Content team that chose Frase for the full self-serve workflow

Frequently Asked Questions

Is Frase just deep SEO while Writesonic leads on AI visibility?

No. That framing is out of date. Both Frase and Writesonic now track AI visibility and act on what they find — the difference is access. Frase includes the full research-to-republish loop, AI visibility tracking, site audits, and the AI Agent on every plan starting at $49/month self-serve. Writesonic gates its Action Center, broader engine coverage, and agentic workflows behind its $399 Growth tier and a sales-led Enterprise plan. Frase isn't catching up on GEO; it ships the whole workflow without a premium gate or a demo.

What's the real difference between Frase and Writesonic?

Both platforms track AI visibility and can act on it. The difference is where the loop lives and what it costs to unlock. Frase runs research, writing, optimization, AI visibility monitoring, fixing, and republishing as one self-serve workflow — the fix lands back in your own CMS or FraseCMS, so it lives in your pages. Writesonic's fix engine (the Action Center) is a small monthly trial on its Growth tier and full only on Enterprise, and coverage beyond ChatGPT, Gemini, and Google AI Overviews requires Enterprise. Frase gives you the complete loop on day one; Writesonic unlocks the depth as you move up tiers and into a sales call.

Which AI engines does Frase track, and how does Writesonic compare?

Frase monitors your visibility across the major answer engines — ChatGPT, Perplexity, Claude, Gemini, Google AI Overviews, and more — with coverage scaling by plan, and every insight links to a content action. On Writesonic, self-serve plans track ChatGPT, Gemini, and Google AI Overviews; engines like Perplexity, Claude, and Grok sit behind its Enterprise plan. So broader engine coverage on Writesonic means a custom, sales-led contract, while Frase tracks across the major engines from its self-serve plans.

Does Writesonic fix content, or only monitor it?

Writesonic does more than monitor — it markets an Action Center with off-page, on-page, and technical actions, automatic fixes in its site audit, and agentic workflows. The catch is access: the Action Center is a limited monthly trial on the Growth tier and full only on Enterprise, and full agentic workflows are Enterprise-only. Frase runs the same kind of detect-to-fix loop, but it's included on every plan and the fix republishes to your own CMS. With both platforms acting on what they find, the deciding question is how much of the loop you get without upgrading or booking a demo.

How do Frase and Writesonic compare on access and pricing?

Both offer self-serve trials with no credit card. Frase starts at $49/month ($39 annual) with content creation, SEO and GEO optimization, AI visibility, site audits, the AI Agent, and API plus MCP access all included. On Writesonic, the entry tier tracks ChatGPT only, and the full fix engine and broader engine coverage arrive at its Growth tier or Enterprise. The practical question is scope per dollar: Frase prices the complete loop into its self-serve plans; Writesonic spreads the depth across higher tiers and a custom Enterprise plan.

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Frase vs Writesonic: The Full Loop, Self-Serve, From Day One (2026) | Frase.io