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Billing & Plans

Upgrading Your Plan

Learn how to upgrade, downgrade, or switch billing frequency between Koji's Free, Starter, Pro, Scale, and Enterprise plans.

Changing Your Koji Plan

Koji makes it easy to move between plans as your research needs evolve. Whether you're upgrading for more credits, downgrading to save costs, or switching between monthly and annual billing, here's how it works.


Available Plans

PlanMonthlyAnnualCredits/Month
Free€0n/a10 (one-time)
Starter€199/mo€1,990/yr165
Pro€499/mo€4,990/yr415
Scale€999/mo€9,990/yr830
EnterpriseFrom €500/moFrom €6,000/yr500+ (see plan)

Monthly plans work out to about €1.20 per credit, and annual plans pay ten months for the year with all credits granted on day one at exactly €1.00 per credit (Starter 1,990 credits, Pro 4,990, Scale 9,990). That puts interviews as low as €1 per text conversation and €3 per voice. Prefer no subscription? Pay as you go at €2.00 per credit, or buy a one-time credit pack from €100 (€1.82 down to €1.33 per credit). You are never tied to a subscription: pay only for the research you actually run. Plans differ in credit volume and team features: Pro adds a team workspace with a shared credit pool; Scale adds multiple team workspaces, invoicing and SEPA billing, and a team onboarding session. The API and MCP connector are available on every plan, including a free account. Outbound webhooks are not available yet, so poll the read endpoint or use the embed events; see Webhook Setup. For a detailed breakdown, see the Plan Comparison Guide.


How to Upgrade

From Free to a Paid Plan

  1. Navigate to your Dashboard
  2. Click on Upgrade or visit the Pricing page
  3. Select your desired plan (Starter, Pro, or Scale)
  4. Choose monthly or annual billing
  5. Complete checkout via Stripe
  6. Your new credits are available immediately

Moving Up a Tier

  1. Go to Dashboard → Profile → Billing
  2. Click Change Plan or access the Stripe billing portal
  3. Select the higher plan
  4. The upgrade takes effect immediately
  5. You'll receive a prorated credit for unused time on your current plan

Upgrading to Enterprise

Enterprise plans start at €500/month or €6,000/year and are configured around your use case. Most engagements start with a 30-day paid pilot in your environment, with success criteria signed off before kickoff and the pilot credit applied toward the annual contract.

What the Enterprise tier adds on top of Scale:

  • Trust & Data Control — isolated dedicated database, US or EU data residency, your enterprise LLM keys integrated (or dedicated keys provisioned by us), no AI training on your data ever
  • Compliance package — DPA ready to counter-sign, full hub at /compliance with 25 documents (GDPR, HIPAA-ready posture, SOC 2 status, SAML SSO, SCIM, sub-processor register, AI governance)
  • Optional modules you can add to your quote — Interview Intelligence, Channels & Outreach, Reach & Recruitment, Insights & Reporting, Workflow & Integrations
  • Dedicated success manager and custom integrations scoped during discovery

Configure your enterprise quote →


How Proration Works

When you upgrade mid-billing cycle:

  1. Immediate access — you get the new plan's credits right away
  2. Prorated charge — you're charged only for the remaining days in your current billing period at the new plan's rate
  3. Prorated credit — you receive a credit for the unused days on your previous plan

Example: If you upgrade from Starter (€199/mo) to Pro (€499/mo) halfway through your billing period:

  • You receive a ~€99.50 credit for the unused half of Starter
  • You're charged ~€249.50 for the remaining half on Pro
  • Net charge: ~€150 for the remainder of the period
  • Next full billing period: €499

How to Downgrade

From a Paid Plan to Free

  1. Go to Dashboard → Profile → Billing
  2. Click Cancel Subscription or access the Stripe billing portal
  3. Your paid plan remains active until the end of your current billing period
  4. After that, you revert to the Free plan

Moving Down a Tier

  1. Access the Stripe billing portal from Dashboard → Profile → Billing
  2. Select the lower plan
  3. The change takes effect at the end of your current billing period
  4. You retain full access until then

What Happens to Your Data on Downgrade

Nothing is deleted. All your data is preserved:

  • ✅ All studies remain intact and accessible (on the Free account one study stays active at a time; paid plans lift that limit)
  • ✅ All interview transcripts and responses are kept
  • ✅ Reports remain accessible
  • ✅ Settings and configurations are preserved

Downgrading mainly affects your monthly credit allocation and team features (the team workspace comes with Pro and Scale). The API and MCP connector stay available on every plan, and outbound webhooks are not available on any plan yet. Report refreshes cost 5 credits on every plan, and you can always top up with pay as you go or a one-time pack.


Switching Billing Frequency

Monthly to Annual

  • Annual pays ten months for the year, with all credits granted upfront at €1.00 per credit, and every credit is valid for 12 months from the day it lands in your balance
  • Access the Stripe billing portal and select the annual option
  • The switch takes effect at your next billing date

Annual to Monthly

  • Switch at any time via the Stripe billing portal
  • The change takes effect when your annual term ends
  • No early termination fees

What Changes Between Plans

The key differences when upgrading are:

AspectFreeStarterProScaleEnterprise
Credits10 (one-time)165/month415/month830/monthCustom committed volume
Report refreshes5 credits5 credits5 credits5 credits5 credits
Active studies1 at a timeUnlimitedUnlimitedUnlimitedUnlimited
Team featuresCore platformOne teamAdds team workspace with shared credit pool and priority supportAdds multiple team workspaces, invoicing and SEPA billing, team onboarding sessionCustom

Nothing is ever charged automatically: when credits run out, top up with pay as you go (€2.00 per credit) or a one-time pack, or subscribe. Every plan includes: text and voice interviews, structured questions, headless mode, CRM import, branded forms, custom URLs, CSV/JSON export, lead collection, the quality gate, and the API and MCP connector. Outbound webhooks are not available yet.


Frequently Asked Questions

Will I lose my data if I downgrade?

No. All studies, interviews, transcripts, and reports are preserved. On the Free account one study stays active at a time, and paid plans lift that limit. Everything else remains stored and accessible.

Can I upgrade in the middle of a billing cycle?

Yes. Upgrades take effect immediately with prorated billing. You only pay the difference for the remaining days.

Do I lose access to features when downgrading?

Core research features are available on every plan, including Free. Moving below Pro removes team features like the shared credit pool. The API and MCP connector stay available on every plan, and outbound webhooks are not available on any plan yet. Your monthly credit allocation changes too. Report refreshes cost 5 credits on every plan.

How do I cancel my subscription?

Access the Stripe billing portal from Dashboard → Profile → Billing. Your plan stays active until the end of the current period.

What about structured questions?

Structured questions (scale, choice, ranking, yes/no) are included in all interview types at no extra credit cost. They're available on every plan.