---
title: "Letterboxd API: JSON data, 3 endpoints, 1 credit per call"
description: "Get Letterboxd data as structured JSON with one API key: diary, film and reviews. Free credits every month."
url: https://perceptlayer.com/apis/letterboxd
---

[APIs](https://perceptlayer.com/apis) / [Reviews](https://perceptlayer.com/verticals/reviews) / Letterboxd

1 credit per call 3 endpoints

# Letterboxd API

Get Letterboxd data as structured JSON with one API key: diary, film and reviews. Free credits every month.

[Get a free API key](https://perceptlayer.com/signup) Run it below

Letterboxd

GET /v1/letterboxd/diary?user=theadams&page=1 

```
curl "https://api.perceptlayer.com/v1/letterboxd/diary?user=theadams&page=1" \
  -H "X-API-Key: $API_KEY"
```

cURL 1 credit per successful call

Run this call below or from your dashboard to see a live response.

Playground

## Run this API

cURL shell 

```
curl "https://api.perceptlayer.com/v1/letterboxd/diary?user=theadams&page=1" \
  -H "X-API-Key: $API_KEY"
```

Letterboxd · 3 endpoints

## Endpoints

Every endpoint takes the same key. Open one for its parameters and an example request.

| Endpoint | Required parameters | Cost |
| --- | --- | --- |
| [GET `/v1/letterboxd/diary`](https://perceptlayer.com/apis/letterboxd/diary) | `user` +1 optional | 1 credit |
| [GET `/v1/letterboxd/film`](https://perceptlayer.com/apis/letterboxd/film) | `slug` | 1 credit |
| [GET `/v1/letterboxd/reviews`](https://perceptlayer.com/apis/letterboxd/reviews) | `slug` +1 optional | 1 credit |

Overview

## About the Letterboxd API

## What you can get

The Letterboxd API returns diary, film and reviews as clean JSON. Each successful call costs one credit, and calls that fail are free.

Reviews JSON REST MCP

### More reviews APIs

[Capterra](https://perceptlayer.com/apis/capterra) [Goodreads](https://perceptlayer.com/apis/goodreads) [Jameda](https://perceptlayer.com/apis/jameda) [MyAnimeList](https://perceptlayer.com/apis/myanimelist) [Tripadvisor](https://perceptlayer.com/apis/tripadvisor) [Trusted Shops](https://perceptlayer.com/apis/trusted-shops) [Trustpilot](https://perceptlayer.com/apis/trustpilot) [Yelp](https://perceptlayer.com/apis/yelp)

Use cases

### Pull film details and ratings into recommendation tools

`Use the Letterboxd API to pull film details and ratings into recommendation tools` 

### Analyse audience reviews for a film

`Use the Letterboxd API to analyse audience reviews for a film` 

### Compare how films are received

`Use the Letterboxd API to compare how films are received` 

FAQ

## Questions

**How much does the Letterboxd API cost?**

Each successful call costs one credit. New accounts get free credits every month, and credit packs bring the price down as you scale.

**What format are responses in?**

Every endpoint returns JSON, with no HTML parsing on your side.

**Do I need a separate key for Letterboxd?**

No. One key works for every API in the catalogue.

## Try the Letterboxd API with 1,000 free credits

No credit card. Failed calls are never billed.

[Get a free API key](https://perceptlayer.com/signup) [Read the docs](https://perceptlayer.com/docs)