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Copy.ai vs Writesonic

Two fact sheets from our own research, side by side — pricing, platforms, API access and status re-checked by us rather than quoted from the vendors. Copy.ai starts at $24, Writesonic at $79. Only Writesonic has a free tier. Both ship a public API.

Copy.aiGo-to-market workflows built on generated contentWritesonicTracks how brands surface inside ChatGPT, Gemini and AI Overviews

Side by side

FactCopy.aiWritesonic
CategoryCopywriting & Ad CopyLong-form & Blog Content
Pricing modelPaidFreemium
Starts at$24 month$79 month
Public APIYesYes
PlatformsWeb, APIWeb, API
CompanyCopyAI, Inc.Writesonic
Launched20202020
Last verifiedSep 6, 2026Sep 6, 2026

What our research says

Copy.ai

Worth it if you are a go-to-market team that will actually build workflows; if you just want a writing assistant, the free plan is gone and a general chatbot costs less.

Pros

  • Workflows chain research, enrichment and writing instead of one-shot prompts
  • Chat seats are unlimited-word and cover five users at the entry price
  • Now backed by a larger RevOps suite rather than a standalone startup

Cons

  • Entry price climbed as the product moved upmarket away from individuals
  • Nothing exists between the $29 Chat seat and the $1,000/mo Growth tier
  • Workflow credits meter compute, so running cost is hard to predict up front
  • Roadmap now serves Fullcast's revenue-operations story, not writers

Writesonic

This is not the AI copywriter the catalogs still describe — it is a GEO tracking suite priced like one, and at $79 to start you are paying enterprise-monitoring money for a three-engine view of your own brand.

Pros

  • Daily prompt and answer tracking is the core of the product, not a bolt-on dashboard
  • Site audits, content generation and publishing sit in the same tool as the monitoring
  • A genuine free tier still exists, with no card required

Cons

  • Starter watches three engines out of ten; the interesting ones are all Enterprise
  • Month-to-month costs about 25% more than the advertised annual rate
  • The old writing-tool positioning is gone, so most third-party reviews describe a different product
  • Prompt and article caps are daily and monthly, so a burst of work stalls until the counter resets

Which one fits

Choose Copy.ai if you need

  • Sales and marketing teams automating account research and outbound sequences
  • RevOps groups already inside the Fullcast planning and compensation stack
  • Companies that want CRM data pulled into generated content automatically

Choose Writesonic if you need

  • Brands that already know they are losing citations inside ChatGPT and want it measured
  • Agencies reporting AI-answer share of voice to clients month over month
  • Teams that want prompt tracking and article production billed on one invoice

More comparisons

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