# Best AI writer with an API

Copy.ai ranks first because it supports api, supports long-form writing, supports blog generation, and supports marketing copy. It is followed by Frase and Jasper.

Products are ranked only from verified, sourced facts. Missing evidence remains unknown and does not count as a negative claim.

## Ranked products

### 1. Copy.ai

Copy.ai ranks 1st because:

- Copy.ai supports api.
- Copy.ai supports long-form writing.
- Copy.ai supports blog generation.
- Copy.ai supports marketing copy.

Score: 15/15. Verified criteria: 4/4.

### 2. Frase

Frase ranks 2nd because:

- Frase supports api.
- Frase supports long-form writing.
- Frase supports blog generation.
- Frase supports marketing copy.

Score: 15/15. Verified criteria: 4/4.

### 3. Jasper

Jasper ranks 3rd because:

- Jasper supports api.
- Jasper supports long-form writing.
- Jasper supports blog generation.
- Jasper supports marketing copy.

Score: 15/15. Verified criteria: 4/4.

### 4. Anyword

Anyword ranks 4th because:

- Anyword supports api.
- Anyword supports long-form writing.
- Anyword supports marketing copy.

Score: 12/15. Verified criteria: 3/4.

### 5. Rytr

Rytr ranks 5th because:

- Rytr supports api.
- Rytr supports long-form writing.
- Rytr supports marketing copy.

Score: 12/15. Verified criteria: 3/4.

## Criteria comparison

| Criterion | Weight | Copy.ai | Frase | Jasper | Anyword | Rytr |
| --- | ---: | --- | --- | --- | --- | --- |
| API | 6 | Yes (+6) | Yes (+6) | Yes (+6) | Yes (+6) | Yes (+6) |
| Long-form writing | 3 | Yes (+3) | Yes (+3) | Yes (+3) | Yes (+3) | Yes (+3) |
| Blog generation | 3 | Yes (+3) | Yes (+3) | Yes (+3) | Not confirmed | Not confirmed |
| Marketing copy | 3 | Yes (+3) | Yes (+3) | Yes (+3) | Yes (+3) | Yes (+3) |