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Last updated: September 8, 2026
Agreement version: ai-sre-credit-package-v1
This AI SRE credit package purchase agreement (the “Agreement”) supplements the Flashduty Terms of Service. By selecting “I have read and agree” on the purchase page and submitting an order, you accept this Agreement on behalf of your account. If you have a separate written agreement with Flashduty that conflicts with this Agreement, that written agreement controls.

Scope

AI SRE is metered in credits. A credit package is a one-time, account-scoped purchase of credits. It is not a subscription, seat, or auto-renewing service. You can purchase a package while AI SRE is closed. Using AI SRE, however, requires all three of the following:
  1. AI SRE is enabled for the account;
  2. The account holds an active On-call Pro or higher subscription;
  3. The member starting the work occupies an available Flashduty license (drawn from the same license pool as On-call and other products — there is no separately sold AI SRE license).
Packages are shared by the account and are not affected by the number of seats. Purchasing a package does not enable AI SRE and does not replace the subscription and license requirements above.
Enable AI SRE before you buy a package. A package’s validity period starts at successful payment, and an account without AI SRE enabled consumes no credits at all — buy first and enable later, and the package will sit idle while its validity runs out.

Packages and orders

The following fixed packages are currently available. An order purchases one package at one tier; to buy more credits, place additional orders — a package does not support a quantity multiplier within a single order. An account can hold several packages at once (the same tier or different tiers), and their credits accumulate. The purchase enquiry and order-confirmation page show the selected package and its price. The price and credits displayed and recorded in that enquiry/order confirmation govern that purchase. Flashduty may change package pricing or tiers for future orders, but does not retroactively change a paid order’s price, credits, or validity period. A package is valid for 365 days from successful payment. Unused purchased credits expire at the end of that period. Packages do not renew automatically and are not replenished on any schedule.
Confirm the package and price before you purchase. Package credits can only offset AI SRE usage; they cannot be redeemed for cash, transferred to another account, or used for other Flashduty products.

Credit deduction and pay-as-you-go billing

For each AI SRE usage event, credits are deducted in this order:
  1. Any gifted credits Flashduty has granted to the account, if any;
  2. Purchased package credits that expire first — when several packages are held, the one expiring soonest is drawn down first; then
  3. Pay-as-you-go (PAYG).
Gifted credits, if granted, are unrelated to this purchase and are granted and calculated under separate rules Flashduty publishes or communicates separately. They are usable only within the billing period they were granted for, do not carry over between periods, and cannot be transferred or refunded; any unused gifted credits are zeroed out when AI SRE is terminated for the account, while purchased-package balances and validity are unaffected. Enabling AI SRE authorizes PAYG. PAYG is settled from your account’s general wallet at 1 credit = ¥1. The billing period is a calendar month in the account’s billing timezone (the 1st of the month through the 1st of the next), rolling over automatically at each month boundary — it is independent of On-call’s billing cycle or renewal date. On the AI SRE billing page you can put PAYG into one of three states:
  • Unlimited (default): PAYG continues once packages are exhausted, with no ceiling;
  • Monthly cap: PAYG spends at most the number of credits you set, per period;
  • PAYG forbidden: PAYG is never used — runs stop once packages are exhausted.
When gifted credits, purchased packages, and authorized PAYG are all insufficient, the system stops admitting new AI SRE runs. A top-level run that has already started is not interrupted, and the usage it goes on to produce is still metered. Metered is not the same as charged: usage beyond the credits you had available and the PAYG you authorized is absorbed by Flashduty and is not billed to you — PAYG can never be charged beyond the cap you set, and gifted or package balances are never drawn below zero.

Billing rules

What consumes credits

AI SRE credit consumption comes from three independently metered sources: The credit price of each kind of usage is the price Flashduty publishes at the time of use. Flashduty may change unit prices for future usage but does not retroactively change deductions already made. The price of model usage is set per model and does not change when the backend switches supplier or fails over to a fallback route. Account billing pages show credits only, not model-token detail. AI SRE records the usage facts, while Flashduty’s account settlement system produces settlement and bills. Account pages round displayed amounts and credits to two decimal places. Internal metering and settlement carry considerably more precision than the display. Display precision does not change the settled result.

What is and is not charged

  • Charging starts the moment you enable AI SRE. Usage from before then is not charged, and is not charged retroactively once you enable it.
  • A model call with valid token usage is charged for its model-token usage, whether the task ultimately succeeds, fails, or is stopped.
  • Sandboxes are charged for online time. Paused time is not charged. Sandbox charging is independent of whether any task is running — an online sandbox is metered regardless — so release a sandbox once you no longer need it.
  • A search request that returns an error (for example, the search service is unavailable or the request is invalid) is not charged. A search that succeeds but matches nothing is still a successful search request and is charged normally.
  • AI-generated output is for reference only. You are responsible for validating it against your own business, permissions, and change-management process, and for decisions to act or not act on it.

Account arrears

PAYG is settled from the account’s general wallet. If the wallet is exhausted or the account falls into arrears, any new AI SRE run that would have to be funded by PAYG is refused. Gifted credits and purchased packages are prepaid and are unaffected by arrears — while the account still has usable gifted or package credits, AI SRE runs can still be started, and a package’s balance and validity are unchanged. Once the account is topped up, PAYG resumes immediately, with nothing to re-enable.

Refunds

There is no self-service refund flow, and a refund is processed for a whole package only — partial refunds are not supported. To request one, contact support@flashcat.cloud with your account, order ID, and reason for the request; Flashduty reviews eligibility manually. A package qualifies for a refund only if it is completely unused (its credit balance still equals the amount originally granted — not a single credit has been drawn) and unexpired. A package that has had any credits drawn from it, however little, or one that has expired, cannot be refunded. An approved refund returns the full amount paid for that package’s order through Flashduty’s standard refund channel; the same package cannot be refunded twice. Gifted credits are not refundable. Whether a refund is approved and its amount are subject to the review result, applicable law, and any separate agreement between you and Flashduty. Nothing in this Agreement limits any refund right that cannot be excluded by law.

Changes and contact

Flashduty may update this Agreement to the extent permitted by applicable law. Changes that apply to future purchases are published on the purchase page or here. A paid order continues under the package, price, and validity confirmed for that order. For questions about this Agreement or AI SRE credit packages, contact support@flashcat.cloud.