[Nov 2021] Public information can now be accessed without authentication

import requests

CLIENT_ID = 'YOUR CLIENT ID'

url = 'https://api.myanimelist.net/v2/anime/10357?fields=rank,mean,alternative_titles'

response = requests.get(url, headers = {
    'X-MAL-CLIENT-ID': CLIENT_ID
    })

response.raise_for_status()
anime = response.json()
response.close()

print(anime)

# Output:
#
# {'id': 10357, 'title': 'Jinrui wa Suitai Shimashita',
#  'main_picture': {'medium': 'https://api-cdn.myanimelist.net/images/anime/4/45704.jpg',
#  'large': 'https://api-cdn.myanimelist.net/images/anime/4/45704l.jpg'}, 'rank': 939,
#  'mean': 7.76, 'alternative_titles': {'synonyms': ['Jintai'],
#  'en': 'Humanity Has Declined', 'ja': '人類は衰退しました'}}

GET https://api.myanimelist.net/v2/users/N0D4N/mangalist?fields=list_status{tags}&limit=1

{
    "data": [
        {
            "node": {
                "id": 126146,
                "title": "\"Oshi no Ko\"",
                "main_picture": {
                    "medium": "https:\/\/api-cdn.myanimelist.net\/images\/manga\/3\/233991.jpg",
                    "large": "https:\/\/api-cdn.myanimelist.net\/images\/manga\/3\/233991l.jpg"
                }
            },
            "list_status": {
                "status": "dropped",
                "is_rereading": false,
                "num_volumes_read": 3,
                "num_chapters_read": 30,
                "score": 0,
                "updated_at": "2022-04-18T08:01:09+00:00",
                "tags": [
                    "text tet"
                ]
            }
        }
    ],
    "paging": {
        "next": "https:\/\/api.myanimelist.net\/v2\/users\/N0D4N\/mangalist?offset=1&fields=list_status%7Btags%7D&limit=1"
    }
}

curl --get \
     --data-urlencode fields=list_status{tags} \
     --data-urlencode limit=1 \
     -H "X-MAL-CLIENT-ID: a1b2c3d4" \
     "https://api.myanimelist.net/v2/users/N0D4N/mangalist"

fetch(`https://api.allorigins.win/get?url=${encodeURIComponent('https://api.myanimelist.net/v2/users/Febonebo/animelist?fields=list_status&limit=1')}`, {
  "headers": {
    "x-mal-client-id": "x"
  },
  "method": "GET"
});

GET https://api.myanimelist.net/v2/anime?q=one&limit=4

{
    "data": [
        {
            "node": {
                "id": 21,
                "title": "One Piece",
                "main_picture": {
                    "medium": "https://api-cdn.myanimelist.net/images/anime/6/73245.jpg",
                    "large": "https://api-cdn.myanimelist.net/images/anime/6/73245l.jpg"
                }
            }
        },
        [...]
    ],
    "paging": {
        "next": "https://api.myanimelist.net/v2/anime?offset=4&q=one&limit=4"
    }
}

struct AnimeList: Codable {
    var data: [Anime]
}

struct Anime: Codable {
    var id: Int?
    var title: String?
}

// Search controller 
class SearchObjController: ObservableObject {
    static let shared = SearchObjController()
    private init() {}
    
    // Client_ID
    var token = "my client ID is here"
    
    @Published var results: [Anime] = []
    @Published var query: String = "one"
    
    func search() {
        // URL for search query
        let listUrl = URL(string: "https://api.myanimelist.net/v2/anime?q=\(query)&limit=4")
        
        // URL request and adding request values
        var request = URLRequest(url: listUrl!)
        request.httpMethod = "GET"
        request.setValue("\(token)", forHTTPHeaderField: "X-MAL-CLIENT-ID")
        
        // Task to get list of anime based on search query
        let getListTask = URLSession.shared.dataTask(with: request) { (data, response, error) in
            
            DispatchQueue.main.async {
                guard let data = data else { return }
                
                do {
                    let res = try JSONDecoder().decode(AnimeList.self, from: data)
                    self.results.append(contentsOf: res.data)
                } catch {
                    print(error)
                }
            }
        }
        getListTask.resume()
    }
}

struct AnimeList: Codable {
    var data: [Node]?
}

struct Node: Codable {
    var node: Anime?
    
    struct Anime: Codable {
        var id: Int?
        var title: String?
        var main_picture: MainPicture?
        var rank: Int?
        var mean: Double?
        var alternative_titles: AlternateTitles?
    }
}

class TwitchAPI:
    CLIENT_ID = "kimne78kx3ncx6brgo4mv6wki5h1ko"