Providers

Atlas supports all AI providers available through Prism. Configure your preferred provider and use it with any Atlas agent or capability.

Prism Reference

For detailed provider configuration, API keys, and model-specific options, see the Prism Providers documentation.

Available Providers

Atlas has first-party support for these AI providers:

Provider	Documentation
Anthropic	Prism Anthropic
DeepSeek	Prism DeepSeek
ElevenLabs	Prism ElevenLabs
Gemini	Prism Gemini
Groq	Prism Groq
Mistral	Prism Mistral
Ollama	Prism Ollama
OpenAI	Prism OpenAI
OpenRouter	Prism OpenRouter
Voyage AI	Prism Voyage AI
xAI	Prism xAI

Provider Support

Not all providers support all features. Check the Prism Provider Support Matrix for detailed compatibility.

Model Dependent

Support may be model dependent. Check with your provider for model-specific features and support.

Using Providers

In Agent Definitions

use Atlasphp\Atlas\Agents\AgentDefinition;

class MyAgent extends AgentDefinition
{
    public function provider(): ?string
    {
        return 'anthropic';
    }

    public function model(): ?string
    {
        return 'claude-sonnet-4-20250514';
    }
}

Runtime Override

use Atlasphp\Atlas\Atlas;

$response = Atlas::agent('my-agent')
    ->withProvider('openai', 'gpt-4o')
    ->chat('Hello');

Direct Prism Usage

$response = Atlas::text()
    ->using('anthropic', 'claude-sonnet-4-20250514')
    ->withPrompt('Hello')
    ->asText();

Configuration

Configure provider API keys in your .env file:

OPENAI_API_KEY=sk-...
ANTHROPIC_API_KEY=sk-ant-...

See Configuration for full configuration options.

Next Steps

• Configuration — Configure providers and defaults
• Agents — Create agents with specific providers
• Custom Providers — Register custom providers