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Integrate Forex Rates into your LangChain agent with SettleGrid's per-call billing. No subscriptions, no minimums — pay only for what you use.
Forex Exchange Rates. Real-time and historical foreign exchange rates via the free Frankfurter API. No API key needed.
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 Forex Rates, 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_forex_rates_tool(**kwargs) -> str:
"""Call ForexRates via SettleGrid."""
resp = requests.post(
"https://proxy.settlegrid.ai/v1/forex_rates",
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
forex_rates_tool = StructuredTool.from_function(
func=call_forex_rates_tool,
name="forex_rates",
description="ForexRates — call via SettleGrid",
)
# Use in an agent
agent = create_openai_tools_agent(llm, [forex_rates_tool], prompt)
executor = AgentExecutor(agent=agent, tools=[forex_rates_tool])
result = executor.invoke({"input": "your query here"})Execute your LangChain agent. SettleGrid automatically meters each call to Forex Rates 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 Forex Rates in your LangChain agent today.
View Forex Rates →Use Forex Rates with other agent frameworks: