Free
Free
2,340 calls/month · 2 requests/second · hard cap (429 above quota, no overage) · 6 formulas + counts · no credit card
Checked 8 Oct 2026
Plans and prices
Oanor Readability API pricing
Starter
€6.80 a month
46,500 calls/month · 8 requests/second · hard cap (429 above quota, no overage) · reading time + syllables · email support
Checked 8 Oct 2026
Pro
€21.50 a month
238,000 calls/month · 20 requests/second · hard cap (429 above quota, no overage) · editorial & SEO pipelines · priority support
Checked 8 Oct 2026
Mega
€56.80 a month
875,000 calls/month · 50 requests/second · hard cap (429 above quota, no overage) · content-platform scale · dedicated SLA
Checked 8 Oct 2026