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Data Extraction Cost Calculator
Calculate API costs for structured data extraction from unstructured text — parsing invoices, receipts, contracts, and web pages.
Typical Token Breakdown
400
System prompt + schema
Extraction instructions and JSON schema for output fields
700
Input document
Invoice, receipt, contract, or document text to extract from
100
Few-shot examples
2-3 example input/output pairs for consistent extraction
150
Structured output
Extracted JSON with field names and values
Total: ~1,350 tokens per request (1,200 input + 150 output)
Cost Calculator
Recommended Models
GPT-4o MiniMost Reliable
Excellent JSON mode with constrained output — near-zero malformed responses
$162.00
/month
Qwen3.5 FlashCheapest
Ultra-cheap at $0.01/1M for high-volume extraction pipelines
$11.70
/month
Claude Haiku 4.5Best Balance
Fast structured output with strong accuracy on tabular data
$1,170.00
/month
Cost Optimization Tips
📐Use JSON Schema mode or function calling to force structured output — eliminates retry cost from parsing errors
✂️Pre-extract relevant sections with regex before sending to LLM — skip irrelevant text
🌙Batch extraction jobs overnight with OpenAI Batch API for 50% discount
🏷️For repeated document types (invoices, contracts), cache the system prompt + schema