Class: CompletionKit::OpenRouterClient

Inherits:
LlmClient
  • Object
show all
Defined in:
app/services/completion_kit/open_router_client.rb

Constant Summary collapse

BASE_URL = 
"https://openrouter.ai/api/v1".freeze
REFERER = 
"https://completionkit.com".freeze
APP_TITLE = 
"CompletionKit".freeze

Instance Method Summary collapse

Methods inherited from LlmClient

for_model, for_provider, #initialize

Constructor Details

This class inherits a constructor from CompletionKit::LlmClient

Instance Method Details

#available_models ⇒ Object 



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# File 'app/services/completion_kit/open_router_client.rb', line 51

def available_models
  []
end

#configuration_errors ⇒ Object 



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# File 'app/services/completion_kit/open_router_client.rb', line 59

def configuration_errors
  errors = []
  errors << "OpenRouter API key is not configured" unless api_key.present?
  errors
end

#configured? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/services/completion_kit/open_router_client.rb', line 55

def configured?
  api_key.present?
end

#generate_completion(prompt, options = {}) ⇒ Object 



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# File 'app/services/completion_kit/open_router_client.rb', line 7

def generate_completion(prompt, options = {})
  return "Error: API key not configured" unless configured?

  model = options[:model] || "openai/gpt-4o-mini"
  max_tokens = options[:max_tokens] || 1000
  temperature = options[:temperature] || 0.7

  response = build_connection(BASE_URL, timeout: 30, open_timeout: 5).post do |req|
    req.url "/chat/completions"
    req.headers["Content-Type"] = "application/json"
    req.headers["Authorization"] = "Bearer #{api_key}"
    req.headers["HTTP-Referer"] = REFERER
    req.headers["X-Title"] = APP_TITLE
    req.body = {
      model: model,
      messages: [{ role: "user", content: prompt }],
      max_tokens: max_tokens,
      temperature: temperature
    }.to_json
  end

  if response.status == 429
    raise CompletionKit::RateLimitError.new(
      response.body.to_s.truncate(500),
      provider: "openrouter",
      status: 429,
      retry_after: response.headers && response.headers["Retry-After"]&.to_i
    )
  end

  if response.success?
    data = JSON.parse(response.body)
    data.dig("choices", 0, "message", "content").to_s.strip
  else
    "Error: #{response.status} - #{response.body}"
  end
rescue CompletionKit::RateLimitError
  raise
rescue Faraday::Error
  raise
rescue => e
  "Error: #{e.message}"
end