Prototype · sample data, not real results

contacts-client (demo)

Merged, not deployed

Contacts API (demo) · getContact

Merged in GitHub by a person. Not deployed.

Detect, Done. Change received
The provider changed Contacts API (demo). This migration started Oct 13, 2026, 14:01 UTC.
Your API's change: #15 Remove contact.legacy_id at 5e6f7a8.
Diff, Done. Compare API contract
getContact · contact.legacy_id
~~Removed: legacy_id~~Added: (removed)
The getContact response no longer includes legacy_id.
Scan, Done. Find affected code
Files and lines at base revision 4419a77
src/client.py:33 · getContactReads the response field legacy_id, which the candidate API removes.return Contact(ref=body["legacy_id"])
Reproduce, Done. Current API passes; candidate breaks
BaselineOriginal code against the current APIexit 0 · 420 msPassed
ReproductionOriginal code against the candidate APIexit 1 · 420 msFailed as expected: the change breaks the original codeReason code: missing_response_field
Commands run
Baselinepython verification/check_contact.py
Passed assertions: getContact.contact_id
Reproductionpython verification/check_contact.py
Propose, Done. Attempt 1 of 2
1. Attempt 1
  FinishedPassed
  Duration
  18.0 s
  Input tokens
  2,800
  Output tokens
  350
Stop reading legacy_id and use id instead, so the client works against both versions.
src/client.py+1−1
As proposed in the pull request.
Memory
No prior lessons were recalled for this run.
Verify, Done. Patched code vs current and candidate APIs
Fix vs current APIPatched code against the current APIexit 0 · 420 msPassed
Fix vs candidate APIPatched code against the candidate APIexit 0 · 420 msPassed
Commands run
Fix vs current APIpython verification/check_contact.py
Passed assertions: getContact.contact_id
Fix vs candidate APIpython verification/check_contact.py
Passed assertions: getContact.contact_id
Report, Done. Pull request merged. Not deployed.
Verification
Verified
Publication
Published
Pull request
Merged
Merge readiness
Ready for review

Logs

Sanitized and collapsed. Secrets are removed.

Run details

Repository: contacts-client (demo)
Monitored API: Contacts API (demo)
Release mode: Before provider release; The fix must pass against both the current and the candidate API.

Evidence: Candidate-runtime evidence; Checked against a running candidate API.
Base revision: 4419a77
Started: Oct 13, 2026, 14:01 UTC
Run ID: proto_cr_rn16
Request id: proto_req_proto_cr_rn16

Your API's change check

No run actions are available.

Why

A new evaluation requires a fresh provider event and current reviewed policy and allowance.