nerfguard-extract

nerfguard-extract is an API-based document extraction tool that delivers structured data with citations.

Nerfguard-extract is a document extraction tool that processes files to output structured data with citations and confidence values. Users provide a document and a JSON schema defining the required fields, such as invoice numbers or totals. It supports PDFs, spreadsheets, Office documents, CSVs, text, and Markdown files. The tool integrates via a native API or existing OpenAI and Anthropic clients by swapping the model name. It is designed for developers and organizations processing large document archives or automating financial workflows.

nerfguard-extract at a glance

Best for: Software engineer, Researcher
Runs on: Web, API
Pricing: First $1 in credits is free
Released: October 2026
Category: AI research tool
Website: extract.nerfguard.com

Key features

Extracts structured data with citations and confidence values
Accepts JSON schema definitions for required fields
Supports PDFs, spreadsheets, Office documents, CSVs, text, and Markdown
Integrates via native Pacific API
Compatible with existing OpenAI and Anthropic clients
Offers zero data retention options
Provides hosted citations with permissioned links

Use it for

Pulling line items from invoices
Extracting terms from contracts
Gathering figures from financial reports
Processing entire document archives

Alternatives to nerfguard-extract

GLiNER — Enables zero-shot entity extraction without labeled training data on consumer CPUs.
Hyper-Extract — Extracts complex knowledge graphs and hypergraphs from documents with one command.
Pagesift — Extracts web data with high memory efficiency and speed for AI agents.
DeepKE — It supports multi-modal, few-shot, and document-level extraction scenarios.
ContextGem 1.0 — It extracts structured data with source tracing and uses both LLMs and decision models.
PageIndex — It provides 98.7% accuracy on FinanceBench without vector databases.
Jonex — Provides traceable, agent-ready knowledge from diverse enterprise data sources.
GraphRAG — Enhances LLM reasoning over private data using knowledge graph structures.
Console — Combines fast AI decision routing with precise document reading in one API key.
Invofox Self Serve — Pay only for correctly extracted pages with automated refunds for errors.
GROBID — Extracts metadata and references from scientific PDFs with high accuracy.
HyperResearch — Generates verified reports with citations checked against full source texts and a persistent vault.

All nerfguard-extract alternatives