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Tool
Category
Pricing
Free?
Updated
DSPy
AI Agents
Free
✓
Mar 2026
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Stanford framework for algorithmically optimizing LLM prompts and agent pipelines
Best for: DSPy
Snorkel AI
AI Research
Enterprise
—
Mar 2026
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Programmatic data labeling platform using labeling functions instead of manual annotation.
Best for: data-labeling