/API TERMS
API Terms/Finance/BILL API

BILL API

bill.com

Provides programmatic access to BILL's accounts payable, accounts receivable, and spend/expense financial automation platform.

The BILL API API has freemium pricing; offers a free tier (BILL Spend & Expense plan is $0 per user/month and includes API and developer resources access). Verified 2026-07-16 with per-field source links.

Finance Verified 2026-07-16 low confidence
Base URL
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Auth
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Free tier
BILL Spend & Expense plan is $0 per user/month and includes API and developer resources access
bill.com:443 ↗
Pricing model
freemium
bill.com:443 ↗
Pricing
API access for AP & AR is available on Corporate and Enterprise plans (Corporate $89/user/month, Enterprise custom pricing); Spend & Expense ($0/user/month) includes API and developer resources
bill.com:443 ↗
Rate limits
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OpenAPI spec
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MCP server
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