Fixer io
Your AI agent converts amounts, tracks exchange rate fluctuations, and pulls historical time-series data from Fixer.io covering 170 currencies. International customers get precise pricing mid-conversation, and your finance team gets forex intelligence on demand.
From instant currency conversion to multi-day fluctuation analysis, your AI agent leverages every Fixer.io endpoint to handle the currency questions your team used to answer manually.
Fixer io
Whether your customers need instant price conversions or your finance team tracks multi-day rate movements, Fixer.io data arrives inside the conversation exactly when it matters.
A B2B buyer in Germany asks your sales assistant 'What does this $1,200 license cost in euros today?' Your AI Agent calls Fixer.io's Convert endpoint with USD to EUR and the exact amount. Within a second, the buyer sees the euro price. They proceed to purchase without switching tabs to Google a rate. Your sales cycle shortens because pricing friction disappears.
Every Monday, your treasury manager messages the internal bot asking how key currency pairs moved over the past week. Your AI Agent queries Fixer.io's Fluctuation endpoint for EUR/USD, GBP/USD, and JPY/USD between last Monday and today. The manager receives percentage changes and absolute shifts in one clean summary, replacing a manual spreadsheet ritual.
A supplier challenges the exchange rate applied to a cross-border invoice from three months ago. Your AI Agent pulls the exact rate for that date from Fixer.io's Historical endpoint, confirms the EUR/GBP rate used, and provides the data to settle the dispute. The finance team resolves the query in one message instead of a chain of emails.
Fixer io
FAQs
The agent calls Fixer.io's dedicated Convert endpoint, passing the source currency, target currency, and amount. Fixer.io returns the converted result along with the rate used. This is a single API call that handles the math server-side, so the agent delivers precise figures without rounding errors from manual calculation.
The Fixer integration provides latest rates, historical rates, and a symbols list. Fixer.io adds three more endpoints: direct currency conversion, fluctuation data between date ranges, and time-series daily rates for up to 365 days. If your use case involves converting amounts or analyzing rate trends, Fixer.io is the more complete option.
Yes. The agent uses Fixer.io's Fluctuation endpoint. You specify a start date, end date, and optionally the currency pair. Fixer.io returns the opening rate, closing rate, absolute change, and percentage change for the period. This is especially useful for treasury reporting and financial planning conversations.
Fixer.io's Time Series endpoint supports a maximum span of 365 days per request. The agent can fetch daily closing rates for one or more currencies across that window. For longer historical analysis, the agent can make multiple requests covering consecutive date ranges and compile the results.
The free plan supports the Latest Rates and Supported Symbols endpoints with EUR as the only base currency and up to 100 requests per month. Paid plans unlock the Convert, Fluctuation, Time Series, and Historical endpoints along with all 170 base currencies and higher request volumes.
Yes. Your API key is encrypted at rest and transmitted over HTTPS. Tars never exposes the key in conversation logs or to end users. You can rotate the key in your Fixer.io dashboard at any time, and updating it in the Tars Tools settings takes effect immediately.
Absolutely. The Convert endpoint accepts an optional date parameter. The agent passes the historical date along with the amount and currency pair, and Fixer.io returns the converted value using that day's exchange rate. Historical data is available back to January 1, 1999 for most currencies.
Update frequency depends on your Fixer.io plan. Free and basic plans refresh rates every 60 minutes. Professional plans update every 10 minutes. Enterprise plans deliver rates refreshed every 60 seconds. The agent always fetches the most current data available for your plan tier.
Don't limit your AI Agent to basic conversations. Watch how to configure and add powerful tools making your agent smarter and more functional.
Privacy & Security
At Tars, we take privacy and security very seriously. We are compliant with GDPR, ISO, SOC 2, and HIPAA.
Email - sales@hellotars.com
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