diff --git a/docetl/api.py b/docetl/api.py
index 5ec744aa..ad831195 100644
--- a/docetl/api.py
+++ b/docetl/api.py
@@ -134,6 +134,45 @@ def custom_parser(text: str) -> List[str]:
     This example shows a complete pipeline configuration with datasets, operations,
     steps, and output settings.
     """
+    DEFAULT_RATE_LIMITS = {
+        # OpenAI models
+        "gpt-4o": 1000,
+        "gpt-4o-mini": 200,
+        "gpt-3.5-turbo": 500,
+        
+        # Anthropic models
+        "claude 3.5-sonnet": 1000,
+        "claude-3-opus": 500,
+        "claude-3-sonnet": 400,
+        "claude-3-haiku": 200,
+    }
+
+    def get_rate_limits(self, model: str) -> dict:
+        """Get rate limits for a specific model.
+        
+        Args:
+            model: The model identifier (e.g., 'gpt-4o', 'claude-3-sonnet')
+            
+        Returns:
+            dict: Rate limit information including requests_per_minute
+        """
+        if self.rate_limits and model in self.rate_limits:
+            return {
+                "requests_per_minute": self.rate_limits[model],
+                "source": "custom"
+            }
+        
+        if model in self.DEFAULT_RATE_LIMITS:
+            return {
+                "requests_per_minute": self.DEFAULT_RATE_LIMITS[model],
+                "source": "default"
+            }
+        
+        return {
+            "requests_per_minute": 200,
+            "source": "fallback"
+        }
+
 
     def __init__(
         self,
diff --git a/docetl/operations/hf_outlines.py b/docetl/operations/hf_outlines.py
new file mode 100644
index 00000000..5eb49ba7
--- /dev/null
+++ b/docetl/operations/hf_outlines.py
@@ -0,0 +1,59 @@
+from typing import Any, Dict, List, Optional, Tuple
+from pydantic import BaseModel, create_model
+from docetl.operations.base import BaseOperation
+from outlines import generate, models
+import json
+
+class HuggingFaceMapOperation(BaseOperation):
+    class schema(BaseOperation.schema):
+        name: str
+        type: str = "hf_map"
+        model_path: str
+        output_schema: Dict[str, Any]
+        prompt_template: str
+        max_tokens: int = 4096
+
+    def __init__(self, config: Dict[str, Any], runner=None, *args, **kwargs):
+        super().__init__(
+            config=config,
+            default_model=config.get('default_model', config['model_path']),
+            max_threads=config.get('max_threads', 1),
+            runner=runner
+        )
+        
+        self.model = models.transformers(
+            self.config["model_path"]
+        )
+        
+        field_definitions = {
+            k: (eval(v) if isinstance(v, str) else v, ...)
+            for k, v in self.config["output_schema"].items()
+        }
+        output_model = create_model('OutputModel', **field_definitions)
+        
+        self.processor = generate.json(
+            self.model,
+            output_model
+        )
+
+    def syntax_check(self) -> None:
+        """Validate the operation configuration."""
+        self.schema(**self.config)
+
+    def process_item(self, item: Dict[str, Any]) -> Dict[str, Any]:
+        """Process a single item through the model."""
+        try:
+            result = self.processor(self.config["prompt_template"] + "\n" + str(item))
+            result_dict = result.model_dump()
+            final_dict = {**item, **result_dict}
+            return final_dict
+        except Exception as e:
+            self.console.print(f"Error processing item: {e}")
+            return item
+
+    @classmethod
+    def execute(cls, config: Dict[str, Any], input_data: List[Dict[str, Any]]) -> Tuple[List[Dict[str, Any]], float]:
+        """Execute the operation on the input data."""
+        instance = cls(config)
+        results = [instance.process_item(item) for item in input_data]
+        return results, 0.0
\ No newline at end of file
diff --git a/docetl/operations/resolve.py b/docetl/operations/resolve.py
index 88dfbbfd..a6368fe1 100644
--- a/docetl/operations/resolve.py
+++ b/docetl/operations/resolve.py
@@ -427,8 +427,11 @@ def merge_clusters(item1: int, item2: int) -> None:
 
         # Compute an auto-batch size based on the number of comparisons
         def auto_batch() -> int:
-            # Maximum batch size limit for 4o-mini model
-            M = 500
+            # Get model-specific rate limit from pipeline
+            model = self.config.get("comparison_model", self.default_model)
+            rate_limit = self.runner.api.get_rate_limit(model)  
+            # Use the rate limit as our maximum batch size
+            M = rate_limit["requests_per_minute"]
             
             n = len(input_data)
             m = len(blocked_pairs)
@@ -450,6 +453,7 @@ def auto_batch() -> int:
 
         # Compare pairs and update clusters in real-time
         batch_size = self.config.get("compare_batch_size", auto_batch())
+        rate_info = self.runner.pipeline.get_rate_limits(self.config.get("comparison_model", self.default_model))
         self.console.log(f"Using compare batch size: {batch_size}")
         pair_costs = 0
 
diff --git a/tests/test_hf_outlines.py b/tests/test_hf_outlines.py
new file mode 100644
index 00000000..ac247655
--- /dev/null
+++ b/tests/test_hf_outlines.py
@@ -0,0 +1,131 @@
+import pytest
+from unittest.mock import Mock, patch, MagicMock
+from docetl.operations.hf_outlines import HuggingFaceMapOperation
+
+@pytest.fixture
+def mock_runner():
+    return Mock()
+
+@pytest.fixture
+def sample_config():
+    return {
+        "name": "test_hf_operation",
+        "type": "hf_map",
+        "model_path": "meta-llama/Llama-3.2-1B-Instruct",
+        "output_schema": {
+            "first_name": "str",
+            "last_name": "str"
+        },
+        "prompt_template": "Extract customer information from this text",
+        "max_tokens": 4096
+    }
+
+@pytest.fixture
+def research_config():
+    return {
+        "name": "research_analyzer",
+        "type": "hf_map",
+        "model_path": "meta-llama/Llama-3.2-1B-Instruct",
+        "output_schema": {
+            "title": "str",
+            "authors": "list",
+            "methodology": "str",
+            "findings": "list",
+            "limitations": "list",
+            "future_work": "list"
+        },
+        "prompt_template": "Analyze the following research paper abstract.\nExtract key components and summarize findings.",
+        "max_tokens": 4096
+    }
+
+@pytest.fixture
+def mock_research_output():
+    class MockOutput:
+        def model_dump(self):
+            return {
+                "title": "Deep Learning in Natural Language Processing",
+                "authors": ["John Smith", "Jane Doe"],
+                "methodology": "Comparative analysis of transformer architectures",
+                "findings": [
+                    "Improved accuracy by 15%",
+                    "Reduced training time by 30%"
+                ],
+                "limitations": [
+                    "Limited dataset size",
+                    "Computational constraints"
+                ],
+                "future_work": [
+                    "Extend to multilingual models",
+                    "Optimize for edge devices"
+                ]
+            }
+    return MockOutput()
+
+def test_process_item(sample_config, mock_runner):
+    mock_model = MagicMock()
+    
+    class MockOutput:
+        def model_dump(self):
+            return {
+                "first_name": "John",
+                "last_name": "Doe"
+            }
+    
+    mock_processor = Mock(return_value=MockOutput())
+    
+    with patch('outlines.models.transformers', return_value=mock_model) as mock_transformers, \
+         patch('outlines.generate.json', return_value=mock_processor):
+        
+        operation = HuggingFaceMapOperation(sample_config, runner=mock_runner)
+        test_item = {"message": "test message"}
+        result = operation.process_item(test_item)
+        
+        assert isinstance(result, dict)
+        assert "first_name" in result
+        assert "last_name" in result
+        assert "message" in result
+
+def test_research_paper_analysis(research_config, mock_research_output, mock_runner):
+    mock_model = MagicMock()
+    mock_processor = Mock(return_value=mock_research_output)
+    
+    with patch('outlines.models.transformers', return_value=mock_model) as mock_transformers, \
+         patch('outlines.generate.json', return_value=mock_processor):
+        
+        operation = HuggingFaceMapOperation(research_config, runner=mock_runner)
+        test_item = {
+            "abstract": """
+            This paper presents a comprehensive analysis of deep learning approaches 
+            in natural language processing. We compare various transformer architectures 
+            and their performance on standard NLP tasks.
+            """
+        }
+        result = operation.process_item(test_item)
+        
+        assert isinstance(result, dict)
+        assert "title" in result
+        assert isinstance(result["title"], str)
+        assert "authors" in result
+        assert isinstance(result["authors"], list)
+        assert "methodology" in result
+        assert isinstance(result["methodology"], str)
+        assert "findings" in result
+        assert isinstance(result["findings"], list)
+        assert len(result["findings"]) > 0
+        assert "limitations" in result
+        assert isinstance(result["limitations"], list)
+        assert "future_work" in result
+        assert isinstance(result["future_work"], list)
+        assert "abstract" in result
+
+def test_execute(sample_config, mock_runner):
+    mock_model = MagicMock()
+    mock_processor = Mock(return_value={"first_name": "John", "last_name": "Doe"})
+    
+    with patch('outlines.models.transformers', return_value=mock_model) as mock_transformers, \
+         patch('outlines.generate.json', return_value=mock_processor):
+        
+        input_data = [{"message": "test message"}]
+        results, timing = HuggingFaceMapOperation.execute(sample_config, input_data)
+        assert len(results) == 1
+        assert isinstance(timing, float)
\ No newline at end of file