Build a better first check.

Take a customer from their first code to a completed verification. Explore channel choices, application examples, delivery events and migration guides.

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Complete your first verification

First verificationSend a code and check the response.TypeScript quickstartAdd the send-and-check flow to a Node.js application.Python quickstartRun a complete verification with the Python SDK.

Build the customer flow

Send and check codesUse the verification lifecycle and its supported operations.Signup and recoveryConnect verification to the action your application protects.Verification eventsFollow delivery and completion in your event handler.Channel orchestrationChoose the next channel for the customer journey.Send a code with the CLIPrepare a verification for the chosen recipient and inspect the send result.Check a code with the CLICheck the submitted passcode for the same recipient and use the returned success value.CLI and MCP setupConnect your coding agent and discover verification operations before preparing a controlled send-and-check test.

Operate and migrate

Best practicesBalance completion, retries and abuse prevention.TroubleshootingDiagnose missing codes, failed checks and repeated attempts.Migration guidesMove an existing verification flow to Bird.Verify pricingUnderstand the published billing model.

Evaluate, build and migrate

Compare providersEvaluate the integration model, customer journey and work involved in switching.

Build the form

FastAPI verification formUse Python and SQLite to preserve the intended action and check result.Next.js and Express verificationBind the code to the intended action and preserve results across retries.

Build with Verify.

Start with a working example, or talk to our team about your integration and migration.

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