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Integrate Open Food Facts into your LangChain agent with SettleGrid's per-call billing. No subscriptions, no minimums — pay only for what you use.
Global food product database with nutrition data, ingredients, and allergens.
LangChain is the leading framework for building applications powered by language models. It provides modular abstractions for chains, agents, and tool use.
pip install langchain langchain-communityPurchase credits for Open Food Facts, then generate an API key from your Consumer Dashboard.
from langchain.tools import StructuredTool
from langchain.agents import AgentExecutor, create_openai_tools_agent
import requests
def call_open_food_facts_tool(**kwargs) -> str:
"""Call OpenFoodFacts via SettleGrid."""
resp = requests.post(
"https://proxy.settlegrid.ai/v1/open_food_facts",
headers={
"x-api-key": "sg_live_your_key_here",
"Content-Type": "application/json",
},
json=kwargs,
)
resp.raise_for_status()
return resp.json()
# Wrap as a LangChain tool
open_food_facts_tool = StructuredTool.from_function(
func=call_open_food_facts_tool,
name="open_food_facts",
description="OpenFoodFacts — call via SettleGrid",
)
# Use in an agent
agent = create_openai_tools_agent(llm, [open_food_facts_tool], prompt)
executor = AgentExecutor(agent=agent, tools=[open_food_facts_tool])
result = executor.invoke({"input": "your query here"})Execute your LangChain agent. SettleGrid automatically meters each call to Open Food Facts and deducts from your credit balance. No rate limits beyond your purchased credits.
No subscriptions or minimums. Credits never expire. See full pricing details.
Purchase credits and start using Open Food Facts in your LangChain agent today.
View Open Food Facts →Use Open Food Facts with other agent frameworks: