diff --git a/aggregate_results.rb b/aggregate_results.rb
new file mode 100755
index 0000000..4066a06
--- /dev/null
+++ b/aggregate_results.rb
@@ -0,0 +1,106 @@
+#!/usr/bin/env ruby
+
+require 'csv'
+require 'json'
+require 'fileutils'
+
+puts "🔄 Aggregating results into master.csv..."
+
+# Create master CSV
+master_csv = CSV.open('results/master.csv', 'w')
+master_csv << %w[model image_size prompt_name image_filename tags raw_output timestamp success]
+
+# Stats tracking
+total_rows = 0
+missing_files = []
+
+# Walk through all result directories
+Dir.glob('results/*/*/*').select { |f| f.end_with?('.csv') }.sort.each do |csv_file|
+  # Extract metadata from path
+  parts = csv_file.split('/')
+  model = parts[-3].gsub('-', ':')
+  size = parts[-2].to_i
+  prompt_name = File.basename(parts[-1], '.csv')
+  
+  # Skip the master.csv if it exists
+  next if csv_file.include?('master.csv')
+  
+  print "\r  Processing: #{model}/#{size}/#{prompt_name}..."
+  
+  begin
+    # Read the CSV
+    row_count = 0
+    CSV.foreach(csv_file, headers: true) do |row|
+      master_csv << [
+        model,
+        size,
+        prompt_name,
+        row['image_filename'],
+        row['tags'],
+        row['raw_output'],
+        row['timestamp'],
+        row['success']
+      ]
+      row_count += 1
+      total_rows += 1
+    end
+    
+    print "\r  ✓ #{model}/#{size}/#{prompt_name}: #{row_count} rows"
+    puts
+    
+  rescue => e
+    missing_files << csv_file
+    puts "\r  ❌ Error reading #{csv_file}: #{e.message}"
+  end
+end
+
+master_csv.close
+
+puts "\n" + "=" * 60
+puts "AGGREGATION COMPLETE"
+puts "=" * 60
+puts "Total rows: #{total_rows}"
+puts "Output: results/master.csv"
+
+if missing_files.any?
+  puts "\n⚠️  Failed to read #{missing_files.length} files:"
+  missing_files.each { |f| puts "  • #{f}" }
+end
+
+# Generate summary statistics
+puts "\n📊 Generating summary statistics..."
+
+summary = {
+  total_analyses: total_rows,
+  by_model: Hash.new(0),
+  by_size: Hash.new(0),
+  by_prompt: Hash.new(0),
+  success_rate: 0,
+  timestamp: Time.now.iso8601
+}
+
+success_count = 0
+
+CSV.foreach('results/master.csv', headers: true) do |row|
+  summary[:by_model][row['model']] += 1
+  summary[:by_size][row['image_size']] += 1
+  summary[:by_prompt][row['prompt_name']] += 1
+  success_count += 1 if row['success'] == 'true'
+end
+
+summary[:success_rate] = (success_count.to_f / total_rows * 100).round(2)
+
+File.write('results/summary.json', JSON.pretty_generate(summary))
+
+puts "\nSummary by model:"
+summary[:by_model].each do |model, count|
+  puts "  • #{model}: #{count} analyses"
+end
+
+puts "\nSummary by size:"
+summary[:by_size].sort_by { |size, _| size.to_i }.each do |size, count|
+  puts "  • #{size}px: #{count} analyses"
+end
+
+puts "\nSuccess rate: #{summary[:success_rate]}%"
+puts "\n📄 Full summary saved to: results/summary.json"
\ No newline at end of file
diff --git a/extract_tags.rb b/extract_tags.rb
index 27601cd..7801e5c 100755
--- a/extract_tags.rb
+++ b/extract_tags.rb
@@ -16,8 +16,8 @@ class TagExtractor
     'qwen2.5vl:3b' => 2,
     'moondream:1.8b' => 8, # doesn't help a lot but doesn't hurt either
     'llava:7b' => 2,
-    'llava:13b' => 2,
-    'llama3.2-vision:11b' => 1, # super slow, 3+ minutes for 8 photos
+    # 'llava:13b' => 2,
+    # 'llama3.2-vision:11b' => 1, # super slow, 3+ minutes for 8 photos
     'llava-phi3:3.8b' => 4
   }
   VALID_EXTENSIONS = %w[.jpg .jpeg .png .gif .bmp .tiff .tif].freeze
diff --git a/extract_tags_worker.rb b/extract_tags_worker.rb
new file mode 100755
index 0000000..1519a0a
--- /dev/null
+++ b/extract_tags_worker.rb
@@ -0,0 +1,201 @@
+#!/usr/bin/env ruby
+
+require 'json'
+require 'base64'
+require 'net/http'
+require 'uri'
+require 'fileutils'
+require 'csv'
+require 'optparse'
+require 'time'
+
+# Simplified worker that processes a specific model/size/prompt combination
+class TagExtractorWorker
+  OLLAMA_URL = 'http://localhost:11434/api/generate'
+  
+  def initialize(model:, size:, prompt:, timeout: 120)
+    @model = model
+    @size = size
+    @prompt_name = prompt
+    @prompt_file = "prompts/#{prompt}.txt"
+    @timeout = timeout
+    
+    unless File.exist?(@prompt_file)
+      raise "Prompt file not found: #{@prompt_file}"
+    end
+    
+    @prompt_content = File.read(@prompt_file).strip
+  end
+  
+  def run
+    output_dir = "results/#{@model.gsub(':', '-')}/#{@size}"
+    FileUtils.mkdir_p(output_dir)
+    
+    csv_path = File.join(output_dir, "#{@prompt_name}.csv")
+    
+    # Check if already processed
+    if File.exist?(csv_path)
+      existing_count = CSV.read(csv_path).length - 1  # Minus header
+      total_images = Dir["photo-#{@size}/*.{jpg,jpeg,png}"].length
+      
+      if existing_count >= total_images
+        puts "✓ Already complete: #{@model}/#{@size}/#{@prompt_name} (#{existing_count} images)"
+        return
+      else
+        puts "⚠️  Resuming: #{@model}/#{@size}/#{@prompt_name} (#{existing_count}/#{total_images} done)"
+      end
+    end
+    
+    puts "🚀 Processing: #{@model} / size=#{@size} / prompt=#{@prompt_name}"
+    
+    # Collect images
+    images = Dir["photo-#{@size}/*"].select { |f| f.match?(/\.(jpg|jpeg|png)$/i) }.sort
+    
+    if images.empty?
+      puts "❌ No images found in photo-#{@size}/"
+      return
+    end
+    
+    # Load existing results to avoid reprocessing
+    processed = Set.new
+    if File.exist?(csv_path)
+      CSV.foreach(csv_path, headers: true) do |row|
+        processed << row['image_filename']
+      end
+    end
+    
+    # Open CSV for appending
+    is_new = !File.exist?(csv_path)
+    csv = CSV.open(csv_path, 'a')
+    csv << %w[image_filename tags raw_output timestamp success] if is_new
+    
+    # Process images
+    images.each_with_index do |image_path, idx|
+      filename = File.basename(image_path)
+      
+      if processed.include?(filename)
+        next
+      end
+      
+      print "\r  Progress: #{idx + 1}/#{images.length} - #{filename}"
+      
+      # Process image
+      result = process_image(image_path)
+      
+      # Save result
+      csv << [
+        filename,
+        result[:tags],
+        result[:raw_output].gsub("\n", " "),
+        Time.now.iso8601,
+        result[:success]
+      ]
+      csv.flush
+    end
+    
+    csv.close
+    puts "\n✅ Complete: #{images.length} images processed"
+    
+    # Save metadata
+    metadata_path = File.join(output_dir, 'run.json')
+    File.write(metadata_path, JSON.pretty_generate({
+      model: @model,
+      image_size: @size,
+      prompt_name: @prompt_name,
+      timestamp: Time.now.iso8601,
+      images_processed: images.length
+    }))
+  end
+  
+  private
+  
+  def process_image(image_path)
+    # Read and encode image
+    image_data = File.read(image_path, mode: 'rb')
+    image_base64 = Base64.strict_encode64(image_data)
+    
+    # Query Ollama
+    uri = URI.parse(OLLAMA_URL)
+    http = Net::HTTP.new(uri.host, uri.port)
+    http.read_timeout = @timeout
+    
+    request = Net::HTTP::Post.new(uri.path)
+    request['Content-Type'] = 'application/json'
+    request.body = {
+      model: @model,
+      prompt: @prompt_content,
+      images: [image_base64],
+      stream: false,
+      options: {
+        temperature: 0.1,
+        num_predict: 500
+      }
+    }.to_json
+    
+    response = http.request(request)
+    
+    if response.code == '200'
+      data = JSON.parse(response.body)
+      raw_output = data['response']
+      tags = extract_tags(raw_output)
+      { success: true, tags: tags, raw_output: raw_output }
+    else
+      { success: false, tags: '', raw_output: "HTTP #{response.code}: #{response.message}" }
+    end
+    
+  rescue Net::ReadTimeout
+    { success: false, tags: '', raw_output: "Timeout after #{@timeout}s" }
+  rescue => e
+    { success: false, tags: '', raw_output: "Error: #{e.message}" }
+  end
+  
+  def extract_tags(raw_output)
+    cleaned = raw_output.strip
+    lines = cleaned.split("\n")
+    tag_line = lines.find { |line| line.include?(',') } || cleaned
+    
+    tag_line
+      .gsub(/^(tags:|keywords:|output:)/i, '')
+      .gsub(/["\[\]{}]/, '')
+      .strip
+  end
+end
+
+# CLI
+if __FILE__ == $0
+  options = {}
+  
+  OptionParser.new do |opts|
+    opts.banner = "Usage: #{$0} -m MODEL -s SIZE -p PROMPT [options]"
+    
+    opts.on("-m", "--model MODEL", "Model to use (required)") do |m|
+      options[:model] = m
+    end
+    
+    opts.on("-s", "--size SIZE", Integer, "Image size (required)") do |s|
+      options[:size] = s
+    end
+    
+    opts.on("-p", "--prompt PROMPT", "Prompt name without .txt (required)") do |p|
+      options[:prompt] = p
+    end
+    
+    opts.on("-t", "--timeout SECONDS", Integer, "Request timeout (default: 120)") do |t|
+      options[:timeout] = t
+    end
+    
+    opts.on("-h", "--help", "Show this help") do
+      puts opts
+      exit
+    end
+  end.parse!
+  
+  if options[:model].nil? || options[:size].nil? || options[:prompt].nil?
+    puts "Error: Missing required arguments"
+    puts "Run with -h for help"
+    exit 1
+  end
+  
+  worker = TagExtractorWorker.new(**options)
+  worker.run
+end
\ No newline at end of file
diff --git a/run_parallel_extraction.rb b/run_parallel_extraction.rb
new file mode 100755
index 0000000..38a2602
--- /dev/null
+++ b/run_parallel_extraction.rb
@@ -0,0 +1,149 @@
+#!/usr/bin/env ruby
+
+require 'csv'
+require 'optparse'
+require 'fileutils'
+
+# Get all combinations of model, size, and prompt
+def get_all_jobs
+  models = [
+    'qwen2.5vl:3b',
+    'moondream:1.8b',
+    'llava:7b',
+    'llava:13b',
+    # 'llama3.2-vision:11b',
+    'llava-phi3:3.8b'
+  ]
+
+  sizes = Dir.glob('photo-*').select { |d| File.directory?(d) }
+    .map { |d| d.match(/photo-(\d+)/)[1].to_i }
+    .sort
+
+  prompts = Dir.glob('prompts/*.txt')
+    .map { |f| File.basename(f, '.txt') }
+    .sort
+
+  jobs = []
+  models.each do |model|
+    sizes.each do |size|
+      prompts.each do |prompt|
+        jobs << { model: model, size: size, prompt: prompt }
+      end
+    end
+  end
+
+  jobs
+end
+
+# Check if a job is already complete
+def job_complete?(job)
+  csv_path = "results/#{job[:model].gsub(':', '-')}/#{job[:size]}/#{job[:prompt]}.csv"
+  return false unless File.exist?(csv_path)
+
+  # Check if all images were processed
+  csv_count = CSV.read(csv_path).length - 1  # Minus header
+  image_count = Dir["photo-#{job[:size]}/*.{jpg,jpeg,png}"].length
+
+  csv_count >= image_count
+end
+
+# Main execution
+options = {
+  parallel: 2,
+  models: nil,
+  skip_complete: true
+}
+
+OptionParser.new do |opts|
+  opts.banner = "Usage: #{$0} [options]"
+
+  opts.on("-j", "--parallel NUM", Integer, "Number of parallel workers (default: 2)") do |n|
+    options[:parallel] = n
+  end
+
+  opts.on("-m", "--models MODELS", "Comma-separated list of models to process") do |m|
+    options[:models] = m.split(',').map(&:strip)
+  end
+
+  opts.on("--no-skip", "Don't skip completed jobs") do
+    options[:skip_complete] = false
+  end
+
+  opts.on("-h", "--help", "Show this help") do
+    puts opts
+    exit
+  end
+end.parse!
+
+# Get all jobs
+all_jobs = get_all_jobs
+
+# Filter by models if specified
+if options[:models]
+  all_jobs.select! { |job| options[:models].include?(job[:model]) }
+end
+
+# Filter completed jobs
+if options[:skip_complete]
+  remaining_jobs = all_jobs.reject { |job| job_complete?(job) }
+  completed = all_jobs.length - remaining_jobs.length
+
+  if completed > 0
+    puts "✓ Skipping #{completed} completed jobs"
+  end
+
+  all_jobs = remaining_jobs
+end
+
+if all_jobs.empty?
+  puts "✅ All jobs complete!"
+  exit
+end
+
+puts "📊 Jobs to process: #{all_jobs.length}"
+puts "🚀 Running with #{options[:parallel]} parallel workers"
+puts
+
+# Group jobs by model to minimize model switching
+jobs_by_model = all_jobs.group_by { |job| job[:model] }
+
+# Process each model's jobs
+jobs_by_model.each do |model, model_jobs|
+  puts "\n" + "=" * 60
+  puts "Processing #{model} (#{model_jobs.length} jobs)"
+  puts "=" * 60
+
+  # Ensure model is loaded
+  unless `ollama list`.include?(model.split(':').first)
+    puts "📦 Pulling #{model}..."
+    system("ollama pull #{model}")
+  end
+
+  # Process jobs in batches
+  model_jobs.each_slice(options[:parallel]) do |batch|
+    threads = batch.map do |job|
+      Thread.new do
+        cmd = [
+          "./extract_tags_worker.rb",
+          "-m '#{job[:model]}'",
+          "-s #{job[:size]}",
+          "-p '#{job[:prompt]}'"
+        ].join(" ")
+
+        system(cmd)
+      end
+    end
+
+    # Wait for batch to complete
+    threads.each(&:join)
+  end
+
+  # Unload model to free memory
+  puts "🧹 Unloading #{model}..."
+  system("ollama stop #{model}", out: File::NULL, err: File::NULL)
+end
+
+puts "\n✅ All jobs complete!"
+
+# Offer to aggregate results
+puts "\nRun ./aggregate_results.rb to create the master CSV"