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The JSON Reader processes JSON files and converts them into documents that can be used with Agno’s knowledge system.

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Code

examples/context/knowledge/readers/overview/json_reader.py
import json
from pathlib import Path

from agno.knowledge.reader.json_reader import JSONReader

reader = JSONReader()

json_path = Path("tmp/test.json")
test_data = {"key": "value"}
json_path.write_text(json.dumps(test_data))

try:
    print("Starting read...")
    documents = reader.read(json_path)

    if documents:
        for doc in documents:
            print(doc.name)
            print(doc.content)
            print(f"Content length: {len(doc.content)}")
            print("-" * 80)
    else:
        print("No documents were returned")

except Exception as e:
    print(f"Error type: {type(e)}")
    print(f"Error occurred: {str(e)}")

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Usage

1

Set up your virtual environment

uv venv --python 3.12
source .venv/bin/activate
2

Install dependencies

uv pip install -U agno openai
3

Set environment variables

export OPENAI_API_KEY=xxx
4

Run Agent

python examples/context/knowledge/readers/overview/json_reader.py

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Params

ParameterTypeDefaultDescription
pathPathRequiredPath to JSON file to read
chunkboolFalseWhether to chunk the documents (overrides base Reader default)