AIWriterPick

Perplexity AI vs Writesonic: Honest Comparison (2026)

Last updated: May 1, 2026 · Based on real pricing + 1,980 G2 reviews

Perplexity AI logo

Perplexity AI

Perplexity AI Inc.

$20/mo

Free tier

AI search and research assistant with real-time web access

★★★★☆ 4.6 (80 reviews)
API
Try Free Pricing ↗
Writesonic logo

Writesonic

Writesonic Inc.

$16/mo

Free tier

AI writer, copywriter & text generator

★★★★☆ 4.7 (1,900 reviews)
Long-form SEO mode Plagiarism check Browser ext. API Templates
Try Free Pricing ↗

Side-by-side feature comparison

Feature Perplexity AI Writesonic
Starting price Free / $20/mo Free / $16/mo
G2 rating 4.6 ★ (80) 4.7 ★ (1,900)
Free tier ✓ ✓
Long-form writing ✗ ✓
SEO mode ✗ ✓
Plagiarism check ✗ ✓
Grammar check ✗ ✗
API access ✓ ✓
Browser extension ✗ ✓
Templates ✗ ✓
Affiliate program ✗ ✓

Pricing comparison

Perplexity AI

Monthly: $20/mo

Yearly equivalent: $16.67/mo

Free tier: 5 Pro searches/day

Writesonic

Monthly: $16/mo

Yearly equivalent: $13/mo

Free tier: 10,000 words/mo

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