Meilisearch v1.15 release notes

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New Features

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Disable typo tolerance for numbers

curl -X POST 'http://localhost:7700/indexes/movies/settings' \
 -H 'Content-Type: application/json' \
 -d '{
 "typoTolerance": {"disableOnNumbers": true}
 }'

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Lexicographic string filters

curl -X POST 'http://localhost:7700/indexes/movies/search' \
 -H 'Content-Type: application/json' \
 -d '{
 "filter": "release_date >= '2024-06'"
 }'

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Chat with your indexes

curl -X POST 'http://localhost:7700/chats/my-assistant/settings' \
 -H 'Content-Type: application/json' \
 -d '{
 "source": "openAi",
 "apiKey": "sk-abc..."
 }'

import OpenAI from 'openai';

const client = new OpenAI({
 baseURL: 'http://localhost:7700/chats/my-assistant',
 apiKey: 'YOUR_MEILISEARCH_CHAT_API_KEY',
});

const completion = await client.chat.completions.create({
 model: 'gpt-3.5-turbo',
 messages: [{ role: 'user', content: 'What is Meilisearch?' }],
 stream: true,
});

for await (const chunk of completion) {
 console.log(chunk.choices[0]?.delta?.content || '');
}

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Improvements

• Allow cancelling an upgrade to a new Meilisearch version by rolling back all upgraded indexes
• Support EC private key as SSL certificate
• Stop compacting snapshots when passing the relevant CLI option, speeding up snapshot generation
• Add new batchStrategy field in the batches stats
• Add log field tracking time spent searching in the vector store
• Improve filterable error messages
• Improve error messages on embeddings dimension mismatch
• Update /network URL validation error message format
• Expose the task queue’s status size in Prometheus metrics
• Fix _matchesPosition length calculation to improve client-side cropping
• Fix _geo ranking rule

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Other

• Fix a panic in search that could occur when looking for typos with a search prefix having more than 65k possible hits
• Ensure that passing MEILI_EXPERIMENTAL_MAX_NUMBER_OF_BATCHED_TASKS set to 0 results in Meilisearch never processing any tasks
• Forbid value 0 for maxTotalHits in index settings
• Allow documentTemplates to use array filters on documents (e.g., join)
• Fix searchable attributes database bug where some searchable fields were removed from the searchable databases when removed from filterableAttributes setting
• Fix chat route missing base URL and Mistral error handling
• Fix various issues with embedding regeneration