🌬️ mistral-tokenizer-ts 🌬️

Typescript tokenizer for Mistral models.

Supported models

Generalist models

• mistral-large-latest (points to mistral-large-2407)
• mistral-large-2402
• mistral-large-2407
• mistral-small-latest (points to mistral-small-2402)
• mistral-small-2402
• open-mistral-nemo (points to open-mistral-nemo-2407)
• open-mistral-nemo-2407

Specialized models

• codestral-latest (points to codestral-2405)
• codestral-2405
• mistral-embed (points to mistral-embed-2312)
• mistral-embed-2312

Research models

• open-mistral-7b (points to open-mistral-7b-v0.3)
• open-mistral-7b-v0.1
• open-mistral-7b-v0.2
• open-mistral-7b-v0.3
• open-mixtral-8x7b (points to open-mixtral-8x7b-v0.1)
• open-mixtral-8x7b-v0.1
• open-mixtral-8x22b (points to open-mixtral-8x22b-v0.1)
• open-mixtral-8x22b-v0.1
• open-codestral-mamba (points to open-codestral-mamba-v0.1)
• open-codestral-mamba-v0.1

Install

npm install mistral-tokenizer-ts

Usage

import { getTokenizerForModel } from 'mistral-tokenizer-ts'

const tokenizer = getTokenizerForModel('open-mistral-7b')

// Encode.
const encoded = tokenizer.encode('Hello world!')

// Decode.
const decoded = tokenizer.decode([1, 22557, 1526])

Tests

npm run test

Credit

• @imoneoi for the initial implementation
• @dqbd for the tiktoken JS port
• @mistralai for the Python tokenizers