Clocknext vs Mercury
Clocknext and Mercury are both payments & billing tools. Clocknext is aimed at developers and small businesses, while Mercury is aimed at small businesses and developers. Mercury costs less, from $29.90/mo versus $300/mo for Clocknext. Both have a free plan.
Usage metering, credits and margin tracking for billing AI agents
Banking built for startups
| Pricing | Freemium · $300 | Freemium · $30 |
| Starting price | $300/mo | $29.90/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Built for | Developers, Small businesses, Enterprise | Small businesses, Developers |
| Platforms | web | web, ios, android |
| Country | — | US · 2017 |
| Rating | — | — |
Choose Clocknext if
AI startups that want to price agents by credits or outcomes and see margin per run without building billing in-house.
- Every pricing model and feature on every plan, including Free
- Free up to $100K of billed revenue a year
- Shows provider cost beside price for each agent run
Look elsewhere if: Classic SaaS companies with plain seat subscriptions or teams needing mature revenue recognition (Chargebee, Recurly, Stripe Billing).
Choose Mercury if
US-incorporated startups.
- Fast, founder-friendly onboarding
- No monthly fees on core
- Excellent UI
Look elsewhere if: Non-US entities.
Clocknext vs Mercury pricing
Clocknext
- Free$0Up to $100K billed revenue a year; all pricing models
- Pro$300/moUp to $250K billed revenue/yr, 1:1 Slack support; 20% off yearly
- Business$500/moUp to $500K billed revenue/yr, 1:1 Slack support
- Premium$900/moUp to $1M billed revenue/yr, priority onboarding
- CustomCustomNo revenue cap, SSO/SAML, 5-year retention, solutions engineer
Mercury
- Mercury$0Banking, cards, invoicing, bill pay, expense management
- Plus$29.90/moRecurring invoices, ACH debit invoicing; 15% off annually
- Pro$299/moRelationship manager, NetSuite categorizations
Clocknext · Key features
- Usage metering that captures signals at the source through API and SDK
- Prepaid credit wallets with customer top-ups
- Outcome pricing that bills only when all sub-agents succeed
- Composites that bundle several meters into one line item
- Per-token model catalog for costing credits and outcomes
- Margin per invoice, customer, agent and model
Cons
- Does not process payments; you still need Stripe or Paddle
- Only one payment gateway per workspace at a time
- MCP support is live for Claude Code only, other clients coming soon
Mercury · Key features
- Business checking and savings
- Debit and credit cards
- Treasury and yield
- Invoicing and bill pay
- International wires
- API and integrations
Cons
- US entities only
- Cash deposits limited
- Not a full-service bank
Clocknext vs Mercury: FAQ
Which is cheaper, Clocknext or Mercury?
Mercury starts at $29.90/mo and Clocknext at $300/mo. Both prices are checked on the vendors' own pricing pages.
Do Clocknext and Mercury have a free plan?
Yes, both Clocknext and Mercury have a free plan; paid plans add more usage and features.