php-llm/llm-chain

A slim PHP component with tooling around LLMs.

dev-main 2024-09-07 08:49 UTC

Requires

• php: >=8.1
• phpdocumentor/reflection-docblock: ^5.4
• psr/cache: ^3.0
• psr/log: ^3.0
• symfony/http-client: ^6.4 || ^7.0
• symfony/property-access: ^7.1
• symfony/property-info: ^7.1
• symfony/serializer: ^7.1
• symfony/type-info: ^7.1
• symfony/uid: ^7.1

Requires (Dev)

• codewithkyrian/chromadb-php: ^0.2.1
• php-cs-fixer/shim: ^3.58
• phpstan/phpstan: ^1.11
• phpunit/phpunit: ^11.2
• probots-io/pinecone-php: ^1.0
• symfony/clock: ^6.4 || ^7.0
• symfony/console: ^6.4 || ^7.0
• symfony/var-dumper: ^6.4 || ^7.0

Suggests

• codewithkyrian/chromadb-php: For using the ChromaDB as retrieval vector store.
• probots-io/pinecone-php: For using the Pinecone as retrieval vector store.
• symfony/clock: For using the clock tool.

MIT

• Christopher Hertel

README

Simple PHP toolkit for building LLM chains.

This is not stable nor production ready, it's just a playground for me to experiment with LLMs. Abstractions, concepts and interfaces are not good at all and will definitely change.

Requirements

• PHP 8.1 or higher

Installation

The recommended way to install LlmChain is through Composer:

composer require php-llm/llm-chain

Supported Models & Runtimes

Currently supported models and runtimes:

Planned Models & Runtimes (not implemented yet):

Supported Stores

Currently supported stores:

• Chroma DB
• Azure AI Search
• Pinecone

Provided Tools

• SerpApi
• Clock
• Wikipedia
• Weather

Usage Examples

See examples to run example implementations using this library. Depending on the example you need to export needed environment variables for API keys or deployment configurations:

Chat Examples

1. Chat Example: OpenAI's GPT

   export OPENAI_API_KEY=sk-...
   php examples/chat-gpt-openai.php

2. Chat Example: OpenAI's GPT With Azure

   export AZURE_OPENAI_BASEURL=... // e.g. your-resource.openai.azure.com
   export AZURE_OPENAI_DEPLOYMENT=...
   export AZURE_OPENAI_VERSION=... // e.g. 2023-03-15-preview
   export AZURE_OPENAI_KEY=...
   php examples/chat-gpt-azure.php

3. Chat Example: Anthropic's Claude

   export ANTHROPIC_API_KEY=sk-...
   php examples/chat-claude-anthropic.php

ToolChain Examples

1. Simple Clock Tool

   export OPENAI_API_KEY=sk-...
   php examples/toolchain-clock.php

2. Wikipedia Tool

   export OPENAI_API_KEY=sk-...
   php examples/toolchain-wikipedia.php

3. SerpAPI Tool

   export OPENAI_API_KEY=sk-...
   export SERPAPI_API_KEY=...
   php examples/toolchain-serpapi.php

Structured Output

1. Structured Output Example: OpenAI's GPT

   export OPENAI_API_KEY=sk-...
   php examples/structured-output-math.php