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Finance

103 toolsAvg score 73

Payment processing, billing, and financial automation tools that expose safe, auditable APIs for agent-driven transactions.

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We only list tools that meet minimum quality standards.

103 tools

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Stripe logo

Stripe

NEEDS APPROVAL
88
Trust score

Industry-standard payment API with comprehensive REST endpoints for charges, subscriptions, payouts, and billing; best-in-class developer experience

AGENT
95
TRUST
95
INTEROP
75
SECURE
85
DOCS
92
authorization timeout outside real-time windowdeprecated approval/decline endpoints require webhook response instead
Verified Mar 2026REST
View details →
Plaid logo

Plaid

NEEDS APPROVAL
86
Trust score

Financial data aggregation API connecting agents to 12,000+ institutions across US, Canada, UK, and Europe

AGENT
92
TRUST
95
INTEROP
85
SECURE
82
DOCS
75
OAuth consent failure requires update modeProduct addition fails without user consent+1 more
Verified Mar 2026MCPREST
View details →
Checkout.com logo

Checkout.com

84
Trust score

Unified payments REST API with Interchange++ transparent pricing; single API covers global acquiring, alternative methods, and fraud tools

AGENT
85
TRUST
92
INTEROP
85
SECURE
72
DOCS
85
Verified Mar 2026MCPA2AREST
View details →
Polygon.io logo

Polygon.io

FULL AUTO
84
Trust score

Real-time and historical market data API covering stocks, options, forex, and crypto with WebSocket streaming

AGENT
82
TRUST
85
INTEROP
85
SECURE
85
DOCS
85
rate limit under burst load above 100 RPM
Verified Mar 2026MCPREST
View details →
PayPal REST API logo

PayPal REST API

NEEDS APPROVAL
84
Trust score

Mature REST API for payments, subscriptions, invoicing, and disputes; no API access fee, only per-transaction percentage

AGENT
78
TRUST
85
INTEROP
95
SECURE
75
DOCS
85
403 authorization failed due to insufficient permissions422 requested action failed business validation
Verified Mar 2026MCPA2AREST
View details →
CoinGecko API logo

CoinGecko API

FULL AUTO
83
Trust score

Comprehensive crypto market data API covering 10,000+ coins with price, volume, market cap, and on-chain data

AGENT
85
TRUST
92
INTEROP
90
SECURE
65
DOCS
85
rate limit throttling on free tier at 30 calls/minhistorical data depth varies by plan tier
Verified Mar 2026MCPREST
View details →
Stripe Tax logo

Stripe Tax

FULL AUTO
83
Trust score

Built-in tax calculation and collection within the Stripe API — automatic VAT/GST/sales tax on Stripe payments with zero-configuration for 30+ countries.

AGENT
92
TRUST
95
INTEROP
70
SECURE
75
DOCS
85
Verified Mar 2026REST
View details →
Square API logo

Square API

NEEDS APPROVAL
82
Trust score

Free-to-use REST API for online and in-person payments, POS integration, and inventory; no monthly fee, per-transaction only

AGENT
85
TRUST
85
INTEROP
95
SECURE
72
DOCS
75
Verified Mar 2026MCPREST
View details →
Binance API logo

Binance API

NEEDS APPROVAL
82
Trust score

World's largest crypto exchange REST and WebSocket API for spot, futures, and options trading with market data

AGENT
85
TRUST
92
INTEROP
75
SECURE
75
DOCS
85
BAD_API_KEY_FMT (400005): invalid API key formatBAD_HTTP_METHOD (400006): unsupported request method+4 more
Verified Mar 2026MCPREST
View details →
Adyen logo

Adyen

NEEDS APPROVAL
82
Trust score

Enterprise-grade global payments API with Interchange++ transparent pricing; single platform for online, in-store, and marketplace payments

AGENT
85
TRUST
92
INTEROP
75
SECURE
72
DOCS
85
payout fails if review not completed within 30 daysauthorization expires if not captured during validity period
Verified Mar 2026REST
View details →
CoinMarketCap API logo

CoinMarketCap API

FULL AUTO
81
Trust score

Industry-standard crypto data API with pricing, rankings, market cap, and global metrics for 10,000+ assets

AGENT
82
TRUST
85
INTEROP
90
SECURE
65
DOCS
85
rate limit exceeded beyond plan credits (e.g., 10k/month free, up to 3M paid)minute-based rate limits (e.g., 30-90 calls/min depending on plan)
Verified Mar 2026MCPREST
View details →
Runway logo

Runway

NEEDS APPROVAL
80
Trust score

Modern FP&A platform with REST API and MCP server integration for enterprise financial modeling and planning automation

AGENT
85
TRUST
75
INTEROP
85
SECURE
85
DOCS
72
redirects-not-followed-returns-3xx-errordata-uri-performance-degradation-on-large-assets+1 more
Verified Mar 2026MCPREST
View details →
Ramp API logo

Ramp API

FULL AUTO
80
Trust score

REST API for Ramp's corporate card and spend management platform — automate card issuance, transactions, reimbursements, vendor payments, and accounting exports.

AGENT
82
TRUST
75
INTEROP
85
SECURE
82
DOCS
75
Verified Mar 2026MCPREST
View details →
Merge HRIS & Payroll API logo

Merge HRIS & Payroll API

FULL AUTO
79
Trust score

Unified API aggregating 80+ HR and payroll systems (ADP, Workday, Gusto, BambooHR) into a single normalized integration layer for agent-driven workflows

AGENT
92
TRUST
82
INTEROP
60
SECURE
85
DOCS
75
Verified May 2026REST
View details →
QuickBooks Online API logo

QuickBooks Online API

NEEDS APPROVAL
79
Trust score

Intuit's REST API for QuickBooks Online — read/write invoices, bills, customers, vendors, transactions, and financial reports for the dominant SMB accounting platform.

AGENT
75
TRUST
92
INTEROP
70
SECURE
72
DOCS
85
OAuth redirect URI mismatchinvalid scope configuration+1 more
Verified Mar 2026REST
View details →
Paddle Billing API logo

Paddle Billing API

FULL AUTO
79
Trust score

REST API for Paddle's merchant-of-record platform — subscription billing, tax handling, checkout, and global payments with built-in VAT/sales tax compliance for SaaS.

AGENT
85
TRUST
82
INTEROP
72
SECURE
72
DOCS
85
Verified Mar 2026REST
View details →
Gusto Embedded Payroll API logo

Gusto Embedded Payroll API

NEEDS APPROVAL
79
Trust score

Full-service embedded payroll API for automating payroll runs, employee onboarding, benefits administration, and tax filings within third-party platforms

AGENT
85
TRUST
92
INTEROP
60
SECURE
82
DOCS
75
403 Forbidden on unauthorized scopesbonus overwrites in concurrent payroll updates
Verified Mar 2026REST
View details →
Avalara AvaTax logo

Avalara AvaTax

FULL AUTO
79
Trust score

Enterprise REST API for global tax calculation and compliance — real-time sales/VAT/GST rates, exemption certificates, and automated filing across 30,000+ jurisdictions.

AGENT
92
TRUST
95
INTEROP
70
SECURE
65
DOCS
72
authentication-errors-block-new-signupscannot-commit-paid-invoices-in-sandbox
Verified Mar 2026REST
View details →
Zoho Books API logo

Zoho Books API

FULL AUTO
78
Trust score

REST API for Zoho Books — manage invoices, bills, contacts, bank feeds, and reports; free tier available and integrates with Zoho CRM/ecosystem.

AGENT
65
TRUST
82
INTEROP
85
SECURE
72
DOCS
85
API rate limit: 1000-10000 requests/day depending on plan
Verified Mar 2026MCPREST
View details →
Twelve Data logo

Twelve Data

FULL AUTO
78
Trust score

Real-time and historical stock, forex, and crypto API with WebSocket support and 120+ technical indicators

AGENT
85
TRUST
85
INTEROP
75
SECURE
65
DOCS
78
daily limit of 800 API calls on free plan
Verified Mar 2026MCPREST
View details →
Razorpay logo

Razorpay

NEEDS APPROVAL
78
Trust score

India-dominant payment REST API supporting UPI, Netbanking, cards, and wallets; flat 2% fee with full SDK coverage

AGENT
85
TRUST
92
INTEROP
60
SECURE
70
DOCS
85
Approval Workflow not available in Test modePayouts in pending/queued state auto-cancelled after 3 months
Verified Mar 2026REST
View details →
Kraken API logo

Kraken API

NEEDS APPROVAL
78
Trust score

Crypto exchange REST and WebSocket API supporting spot and futures trading with deep liquidity and FIX protocol

AGENT
85
TRUST
85
INTEROP
60
SECURE
75
DOCS
85
insufficient permissions on restricted endpointsrate limits on burst requests
Verified Mar 2026REST
View details →
Kintsugi API logo

Kintsugi API

FULL AUTO
78
Trust score

AI-native REST API for US sales tax compliance — automated nexus detection, tax calculation, and state filing with AI-powered classification for product taxability.

AGENT
92
TRUST
65
INTEROP
85
SECURE
62
DOCS
85
Verified Mar 2026MCPREST
View details →
Interactive Brokers (IBKR) API logo

Interactive Brokers (IBKR) API

NEEDS APPROVAL
78
Trust score

Institutional-grade brokerage API supporting REST, WebSocket, FIX, and TCP for global multi-asset trading

AGENT
65
TRUST
92
INTEROP
85
SECURE
75
DOCS
72
1 req/5 secs rate limit on portfolio endpoints1 req/15 mins rate limit on performance endpoints+2 more
Verified Mar 2026MCPREST
View details →
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