Independently agent-testedAnthropic · OpenAI · Gemini · Grok
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Bench test · AI Writing

TextCortex vs Writesonic

Same rack, same rubric, four independent agents. Here's how they measure up — and which we'd pick.

TextCortexWritesonic
consensus
score7.5/10
score7.7/10
agents won0 / 42 / 4
fromCustom$20/mo
free tiernoyes
categoryAI WritingAI Writing

Agent panel — head to head

Anthropic7.27.2
OpenAI7.57.5
Gemini7.88.3
Grok7.57.8

TextCortex

  • Works seamlessly across browsers and websites
  • User-friendly interface with quick access
  • Helpful for various writing tasks and formats
  • Limited customization of AI tone/style
  • May require subscription for full features
  • Quality depends on input clarity
Browser extension for writing anywhere onlineAI-powered content generation and editingPre-built writing templatesGrammar and style checkingMulti-language supportIntegration with web apps and documents

Writesonic

  • Cheap entry
  • SEO focus
  • Free tier
  • Inconsistent long-form
  • UI sprawl
SEO article writerBulk generationChatbot builderFree tier

Custom · no free tier

Try TextCortex

$20/mo · free tier

Try Writesonic

Verdict

Writesonic takes it — 7.7 to 7.5 (a photo finish).

The panel gave Writesonic the edge on 2 of 4 agents. It's close enough that TextCortex is a fair pick if it fits your workflow better.