Module: Legion::LLM::API::OpenAI::Models

Extended by:
Legion::Logging::Helper
Defined in:
lib/legion/llm/api/openai/models.rb

Class Method Summary collapse

Class Method Details

.build_model_list ⇒ Object 



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# File 'lib/legion/llm/api/openai/models.rb', line 63

def self.build_model_list
  models = Legion::LLM::Inventory.offerings(type: :inference).map do |offering|
    Legion::LLM::API::Translators::OpenAIResponse.format_model_object(
      offering[:model],
      owned_by: offering[:provider_family]
    )
  end
  seen = {}
  models.select { |m| seen[m[:id]] ? false : (seen[m[:id]] = true) }
rescue StandardError => e
  handle_exception(e, level: :warn, handled: true, operation: 'llm.api.openai.models.inventory')
  []
end

.registered(app) ⇒ Object 



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# File 'lib/legion/llm/api/openai/models.rb', line 13

def self.registered(app)
  log.debug('[llm][api][openai][models] registering GET /v1/models + /api/llm/inference/v1/models routes')

  list_handler = proc do
    log.debug('[llm][api][openai][models] action=list')
    require_llm!

    model_list = Legion::LLM::API::OpenAI::Models.build_model_list
    log.debug("[llm][api][openai][models] action=listed count=#{model_list.size}")

    content_type :json
    Legion::JSON.dump({ object: 'list', data: model_list })
  rescue StandardError => e
    handle_exception(e, level: :error, handled: true, operation: 'llm.api.openai.models.list')
    halt 500, { 'Content-Type' => 'application/json' },
         Legion::JSON.dump({ error: { message: e.message, type: 'server_error' } })
  end

  get_handler = proc do
    model_id = params[:id]
    log.debug("[llm][api][openai][models] action=get id=#{model_id}")
    require_llm!

    model_list = Legion::LLM::API::OpenAI::Models.build_model_list
    found = model_list.find { |m| m[:id] == model_id }

    unless found
      log.debug("[llm][api][openai][models] action=not_found id=#{model_id}")
      halt 404, { 'Content-Type' => 'application/json' },
           Legion::JSON.dump({ error: { message: "Model '#{model_id}' not found",
                                        type: 'invalid_request_error', code: 'model_not_found' } })
    end

    log.debug("[llm][api][openai][models] action=found id=#{model_id}")
    content_type :json
    Legion::JSON.dump(found)
  rescue StandardError => e
    handle_exception(e, level: :error, handled: true, operation: 'llm.api.openai.models.get')
    halt 500, { 'Content-Type' => 'application/json' },
         Legion::JSON.dump({ error: { message: e.message, type: 'server_error' } })
  end

  app.get('/v1/models') { instance_exec(&list_handler) }
  app.get('/api/llm/inference/v1/models') { instance_exec(&list_handler) }
  app.get('/v1/models/:id') { instance_exec(&get_handler) }
  app.get('/api/llm/inference/v1/models/:id') { instance_exec(&get_handler) }

  log.debug('[llm][api][openai][models] routes registered')
end