SAP ECC → S/4HANA Migration

Migrate to S/4HANA. Catch API regressions before every cutover.

Keploy records live integration traffic on your middleware before cutover and replays it against S/4HANA, catching API contract regressions before they reach production without writing a single test.

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Keploy recording SAP ECC OData and API traffic from integration middleware before S/4HANA cutover for automated regression replay

Trusted by Keploy users at

Amazon
Maruti Suzuki
Nutanix
Whatfix
LambdaTest
Pixis
InstaAstro
Leadsquare
Edureka
Allen
Amazon
Maruti Suzuki
Nutanix
Whatfix
LambdaTest
Pixis
InstaAstro
Leadsquare
Edureka
Allen
Amazon
Maruti Suzuki
Nutanix
Whatfix
LambdaTest
Pixis
InstaAstro
Leadsquare
Edureka
Allen
Amazon
Maruti Suzuki
Nutanix
Whatfix
LambdaTest
Pixis
InstaAstro
Leadsquare
Edureka
Allen

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Why SAP migrations fail after go-live.

ECC to S/4HANA migrations fail silently. Integrations break without errors, dependencies go undocumented, and regression costs compound across every cutover wave.

Integration failures

Migration breaks integrations.

SAP API and integration contracts change silently in S/4HANA. Downstream services consume stale field mappings with no runtime errors and no data corruption signals.

Keploy detecting silent SAP API and integration contract failures after SAP ECC to S/4HANA migration cutover

65%

Post go-live quality defects

Of S/4HANA migrations had major quality defects after go-live. Source: Horváth / TTC Global.

Dependency complexity

Dependency management and setup complexity.

API integrations, middleware connections, and service consumers accumulate silently over years. S/4HANA restructures the foundation beneath all of them, and no native SAP tool maps which external systems are calling in.

Keploy surfacing undocumented SAP API integrations and middleware dependencies across an S/4HANA migration landscape

50–200

Interface dependencies per landscape

Typical RICEFW range per SAP landscape. Large enterprise landscapes exceed 200.

Infrastructure costs

Increased test infrastructure cost.

Authoring manual stubs, replicating SAP landscapes and rewriting regression suites from scratch every wave consumes over 60% of SAP transformation effort on QA alone, with zero reuse across phases.

Keploy automating manual test stub authoring costs across SAP migration pilot, wave 1, wave 2 and hypercare cutover phases

60%+

Of SAP transformation effort is QA

Source: Tricentis. Manual test authoring and cross-wave rewrites with zero reuse across cutover phases.

Coverage for every cutover wave.

Record integration traffic before cutover, replay it against S/4HANA after each wave, and catch API contract regressions before they reach production.

No SAP-side changes

Keploy records OData, SOAP, SAP Gateway and REST calls on your integration middleware.

Sits on your integration middleware and captures OData, SOAP, REST and SAP Gateway traffic between your services and S/4HANA. Complete request and response payloads. No changes to SAP configuration, ABAP code, or system parameters.

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Keploy recording SAP OData and API traffic from integration middleware before S/4HANA cutover with zero instrumentation
S/4HANA regression replay

Keploy replays against S/4HANA. Catches API contract regressions.

After each cutover wave, Keploy replays the full pre-migration corpus against your live S/4HANA target. Non-SAP downstream dependencies are served from captured snapshots. Any API contract changes S/4HANA introduces are caught in the field-level diff before hypercare opens.

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Keploy replaying recorded SAP OData and API traffic against S/4HANA post-migration and surfacing field-level API contract regressions
Traffic-based regression coverage

Keploy auto-generates SAP regression coverage from real traffic.

Keploy auto-generates regression coverage from real production traffic and detects API contract drift after each cutover wave. When a replay surfaces a regression, the team decides whether to re-record the affected interactions to refresh the baseline with no manual stub rewriting required.

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Keploy generating SAP regression tests from real production traffic with zero ABAP test stub authoring or manual test writing

Built for scale. Trusted by engineering teams.

Keploy's open-source adoption and traffic capture numbers, across all use cases globally.

Open source

0.0K+

GitHub Stars

Keploy is open source and trusted by engineering teams around the world.

17.8K+★ & growing
Mocking

0M+

Mocks generated

Outbound calls captured and replayed across all Keploy users.

Testing

0.0M+

Tests generated

Auto-generated from real production traffic across all Keploy users.

Developer adoption

0.0M+

VS Code installs

Engineers running Keploy directly inside their IDE with zero friction.

Community

0K+

Developer community

Engineers running Keploy across startups and enterprise teams globally.

Open source

0+

Open source contributors

Contributors actively building and improving Keploy on GitHub.

Enterprise ready

Verify your migration with traffic-driven regression testing right now.

Frequently asked questions

Your all-in-one
testing platform

Generate API test suites, validate APIs, and ensure integration quality on one powerful platform.

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Integration Testing Simplified

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