Cognitive Services Pricing - Bing Spell Check API

Use intelligence APIs to enable vision, speech, language, and knowledge capabilities

From thumb typing to commonly confused words, spelling errors are common when dealing with user input. Add advanced cloud-based spelling algorithms to your app with the Bing Speller API, and give your users the peace of mind that your app will understand the input they provide.

Pricing details

Standard S1 Standard S2 Standard S3
Price (per month) $5 $50 $450
Maximum Transactions included in tier 10,000 100,000 1,000,000
Overage Rate (per 100,000 transactions) N/A $50 $50

Bing Spell Check API is licenced separately and is governed by the following Terms of Use.

Support & SLA

  • Free billing and subscription management support are included.
  • We guarantee that Cognitive Services running in the standard tier will be available at least 99.9% of the time. No SLA is provided for the free tier. Read the SLA

FAQ

  • The Emotion API, Face API, Language Understanding Intelligent Service API, Bing Speech-to-Text API, and Bing Text-to-Speech API are billed per 1,000 API transaction calls when a production API call is being actively executed. Billing is prorated for production API transaction call quantities.

    The Bing Long Form Speech API service is billed per hour of speech that is analyzed. The billing is prorated on a per-minute basis.

    The Recommendations API and Text Analytics API can be purchased in units of the standard tiers at a fixed price. Each unit of a tier comes with included quantities of API transactions. If the user exceeds the included quantities, overages are charged at the rate specified in the pricing table above. These overages are prorated, and the service is billed on a monthly basis. The included quantities in a tier are reset each month.

  • Usage is throttled if the transaction limit is reached on the free tier. Customers cannot accrue overages on the free tier.

  • If the usage on a standard tier is exceeded, the account starts to accrue overages. These overages are billed on a monthly basis, and are calculated at the rate specified for each tier.

  • Any API call (with the exception of batch scoring calls) counts as a transaction. Batch scoring calls will count based on the number of items that need to be scored in that transaction.

  • Usage is throttled if the transaction limit is reached on the free tier. Customers cannot accrue overages on the free tier. Batch scoring is not supported on the free tier.

  • The Recommendations API can be purchased in units of the standard tiers at a fixed price. Each unit of a tier comes with included quantities of API transactions. If the user exceeds the included quantities, overages are charged at the rate specified in the pricing table above. These overages are prorated, and the service is billed on a monthly basis. The included quantities in a tier are reset each month.

  • The Bing Search APIs, Bing Autosuggest API, and Bing Speller API are billed on a monthly basis. Depending on the tier purchased, there will be included quantities of transactions defined as API calls. Included quantities will always be tied to the calendar month regardless of the start of usage. If the user exceeds the included quantities, overages are charged at the rate specified in the pricing table. These overages are not prorated, and the service is billed on a monthly basis. The included quantities for each tier are reset each month.

  • Please visit the Cognitive Services subscription page to request free trials.

  • You may upgrade to a higher tier at any time. Billing rate and included quantities corresponding to the higher tier will begin immediately.

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