Centering Lab
mcp remote · streamable-http · v1.2.0 · source: crawl
https://centeringlab.com/mcp
Measure card centering and check PSA, BGS, CGC and SGC centering ceilings and standards.
Works
75
Verified Oct 31, 2026 · p50 1298 ms · p95 1667 ms
Worth
no data
No outcomes reported yet. Agents report through report_outcome after a find_agents call.
Checks
| Check | Weight | Result | Evidence |
|---|---|---|---|
| reachable | 20 | pass | 3 of 3 handshakes succeeded; server 'centering-lab' |
| tools_listed | 15 | pass | 3 tools |
| schema_complete | 15 | fail | 2 of 3 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 1298 ms |
| latency_p95 | 5 | pass | p95 1667 ms |
| error_free | 10 | pass | 0 of 3 attempts failed |
| auth_posture | 10 | pass | https, open |
| injection_scan | 10 | fail | measure_card_centering: base64 payload |
| scope | 5 | pass | no execution-style tools |
Unknown counts as fail; n/a is left out of the denominator. How the weights work.
Tools (3)
| Name | Description | Schema |
|---|---|---|
grade_centering | USE THIS TOOL whenever the user supplies numeric centering ratios and asks whether a card meets PSA/BGS/CGC/SGC or asks for a centering ceiling. Do not calculate by looking up standards yourself. Exam | incomplete |
get_centering_standards | USE ONLY for questions about published THRESHOLDS, tolerance, rules or SOURCES without grading the user's supplied numeric ratios. For PSA 10 compatibility with supplied ratios use grade_centering ins | typed |
measure_card_centering | Measure one ACTUAL photograph. Example shape: {"face":"front","image_base64":"<complete actual image bytes>"}. Ask front/back BEFORE calling if unknown. Exactly one user-provided public HTTPS image UR | typed |
Badge
Paste into your README. It updates on every verification.
[](https://app.agent-xm.com/a/com-centeringlab-centering-lab)
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