Models

GLM-OCR

Open OCR model and pipeline for turning complex document images into usable text.

GLM-OCR is an open OCR model and document pipeline from Z.ai, focused on accurate, fast, and comprehensive image-to-text extraction for documents, tables, formulas, and complex layouts.

Open sourceMIT model / Apache-2.0 code

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Overview

GLM-OCR: what to know first

GLM-OCR is an open OCR model and document pipeline from Z.ai, focused on accurate, fast, and comprehensive image-to-text extraction for documents, tables, formulas, and complex layouts.

GLM-OCR is an open AI models resource tracked by OpenAgent.bot because it gives builders a concrete implementation path rather than just a product claim.

GLM-OCR matters because many real AI workflows begin with messy documents, not clean chat messages. A strong open OCR layer can become the front door for PDF analysis, retrieval systems, research workflows, and agent tools that need reliable document ingestion.

Use cases

Common ways to use it

PDF and document ingestion

Convert scans and visual documents into text before indexing or summarization.

Research workflow automation

Extract usable text from papers, reports, forms, and tables for downstream analysis.

RAG preprocessing

Use OCR as the first stage before chunking, embedding, and retrieval.

Fit guide

When it makes sense

Good fit if

Builders working on document AI, PDF processing, or knowledge ingestion
Teams that need an open OCR component before RAG or agent workflows
Researchers comparing modern OCR pipelines beyond generic vision-language models

Not a fit if

Users who want a fully managed consumer product with no setup work
Teams that cannot review the linked source, license, and operational requirements before adoption

How to choose

Choose GLM-OCR for document pipelines vs general VLMs: A general multimodal model may describe an image, but GLM-OCR is the better starting point when the job is faithful document extraction.

Next step

Where to go from here

github Review the GitHub repository

Try it locally

Command line

Clone GLM-OCR

Use the official repository examples for the current vLLM or local inference setup.

git clone https://github.com/zai-org/GLM-OCR.git

Technical details Structured profile Facts and source data

At a glance

Status: published
Category: Models
Type: model
License: MIT model / Apache-2.0 code
Repo: zai-org/GLM-OCR
Verified: 2026-04-19

Signals

Open source

Structured outputs

JSON Markdown

# GLM-OCR

Open OCR model and pipeline for turning complex document images into usable text.

## Summary
GLM-OCR is an open OCR model and document pipeline from Z.ai, focused on accurate, fast, and comprehensive image-to-text extraction for documents, tables, formulas, and complex layouts.


## Guide
GLM-OCR is an open OCR model and document pipeline from Z.ai, focused on accurate, fast, and comprehensive image-to-text extraction for documents, tables, formulas, and complex layouts.

### What it is
GLM-OCR is an open AI models resource tracked by OpenAgent.bot because it gives builders a concrete implementation path rather than just a product claim.

### Why it matters
GLM-OCR matters because many real AI workflows begin with messy documents, not cle