AI project cost & time vs Grammar checker & sentence
Two Productivity & writing APIs with a free plan, compared field by field.
| AI project cost & time estimator | Grammar checker & sentence corrector — 100+ languages | |
|---|---|---|
| Endpoints | 1 | 1 |
| Latency | — | — |
| Service level | — | — |
| Free tier | $0.00 | $0.00 |
| Paid from | $9.99 | $9.99 |
| Updated | 2025-09-22 | 2025-10-09 |
AI project cost & time estimator
Describe a project and the API returns a cost and timeline estimate with the assumptions behind it.
Agencies and freelancers use it to quote faster and more consistently than a spreadsheet allows.
Grammar checker & sentence corrector — 100+ languages
The API corrects grammar and sentence structure in over 100 languages and returns the fixed text rather than a list of complaints.
Writing tools, CMS platforms and language products use it as the correction layer for user-generated text.
Open Grammar checker & sentence corrector — 100+ languages →
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