{ "change_context_counts": { "deprecation_candidate": 645, "net_new_availability": 377, "recurring_regression": 16 }, "change_path": "changes/2026-09-03.json", "change_type_counts": { "new_availability": 377, "regression": 661, "status_change": 4526 }, "date": "2026-09-03", "editorial_excerpt": "Latest scan: 377 new availability signals and 661 regressions across 15 regions.", "highlights": [ { "available_days": 76, "change_type": "regression", "classification": "recurring_regression", "classification_label": "recurring disappearance", "current": "unavailable", "details_label": "Azure VM sizes", "details_url": "https://learn.microsoft.com/azure/virtual-machines/sizes/overview", "expansion_kind": null, "expansion_label": "", "feature": "vmSkus.standard.nc12s.v3", "feature_coverage_delta": -6, "feature_current_available_regions": 5, "feature_current_coverage_pct": 7.8, "feature_deprecated_coverage_pct": 54.5, "feature_note": "VM size availability affects right-sizing, performance, cost, and capacity fallback choices.", "feature_previous_available_regions": 11, "feature_previous_coverage_pct": 17.2, "feature_total_regions": 64, "group": "NCSV", "history_days": 112, "last_available_date": "2026-09-02", "last_missing_date": "2026-07-31", "missing_days": 36, "modality": "VM SKUs", "previous": "available", "prior_disappearances": 1, "region": "australiaeast", "region_group": "Oceania", "region_group_current_available_regions": 0, "region_group_previous_available_regions": 1, "same_day_new_regions": [], "service": "compute", "still_available_regions": [ "canadacentral", "eastus", "eastus2", "jioindiawest", "westeurope" ], "unavailable_pct": 32.1, "unknown_days": 0 }, { "available_days": 76, "change_type": "regression", "classification": "recurring_regression", "classification_label": "recurring disappearance", "current": "unavailable", "details_label": "Azure VM sizes", "details_url": "https://learn.microsoft.com/azure/virtual-machines/sizes/overview", "expansion_kind": null, "expansion_label": "", "feature": "vmSkus.standard.nc24rs.v3", "feature_coverage_delta": -6, "feature_current_available_regions": 5, "feature_current_coverage_pct": 7.8, "feature_deprecated_coverage_pct": 54.5, "feature_note": "VM size availability affects right-sizing, performance, cost, and capacity fallback choices.", "feature_previous_available_regions": 11, "feature_previous_coverage_pct": 17.2, "feature_total_regions": 64, "group": "NCRSV", "history_days": 112, "last_available_date": "2026-09-02", "last_missing_date": "2026-07-31", "missing_days": 36, "modality": "VM SKUs", "previous": "available", "prior_disappearances": 1, "region": "australiaeast", "region_group": "Oceania", "region_group_current_available_regions": 0, "region_group_previous_available_regions": 1, "same_day_new_regions": [], "service": "compute", "still_available_regions": [ "canadacentral", "eastus", "eastus2", "jioindiawest", "westeurope" ], "unavailable_pct": 32.1, "unknown_days": 0 }, { 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"Oceania", "region_group_current_available_regions": 0, "region_group_previous_available_regions": 1, "same_day_new_regions": [], "service": "compute", "still_available_regions": [ "canadacentral", "eastus", "eastus2", "jioindiawest", "westeurope" ], "unavailable_pct": 32.1, "unknown_days": 0 }, { "available_days": 76, "change_type": "regression", "classification": "recurring_regression", "classification_label": "recurring disappearance", "current": "unavailable", "details_label": "Azure VM sizes", "details_url": "https://learn.microsoft.com/azure/virtual-machines/sizes/overview", "expansion_kind": null, "expansion_label": "", "feature": "vmSkus.standard.nc6s.v3", "feature_coverage_delta": -6, "feature_current_available_regions": 5, "feature_current_coverage_pct": 7.8, "feature_deprecated_coverage_pct": 54.5, "feature_note": "VM size availability affects right-sizing, performance, cost, and capacity fallback choices.", "feature_previous_available_regions": 11, "feature_previous_coverage_pct": 17.2, "feature_total_regions": 64, "group": "NCSV", "history_days": 112, "last_available_date": "2026-09-02", "last_missing_date": "2026-07-31", "missing_days": 36, "modality": "VM SKUs", "previous": "available", "prior_disappearances": 1, "region": "australiaeast", "region_group": "Oceania", "region_group_current_available_regions": 0, "region_group_previous_available_regions": 1, "same_day_new_regions": [], "service": "compute", "still_available_regions": [ "canadacentral", "eastus", "eastus2", "jioindiawest", "westeurope" ], "unavailable_pct": 32.1, "unknown_days": 0 }, { "available_days": 22, "change_type": "regression", "classification": "deprecation_candidate", "classification_label": "deprecation candidate", "current": null, "details_label": "Azure VM sizes", "details_url": "https://learn.microsoft.com/azure/virtual-machines/sizes/overview", "expansion_kind": null, "expansion_label": "", "feature": "vmSkus.basic.a0", "feature_coverage_delta": -1, "feature_current_available_regions": 0, "feature_current_coverage_pct": 0.0, "feature_deprecated_coverage_pct": 100.0, "feature_note": "VM size availability affects right-sizing, performance, cost, and capacity fallback choices.", "feature_previous_available_regions": 1, "feature_previous_coverage_pct": 1.6, "feature_total_regions": 64, "group": "BASICA", "history_days": 112, "last_available_date": "2026-09-02", "last_missing_date": "2026-08-10", "missing_days": 90, "modality": "VM SKUs", "previous": "available", "prior_disappearances": 0, "region": "indonesiacentral", "region_group": "Asia", "region_group_current_available_regions": 0, "region_group_previous_available_regions": 1, "same_day_new_regions": [], "service": "compute", "still_available_regions": [], "unavailable_pct": 80.4, "unknown_days": 0 }, { "available_days": 22, "change_type": "regression", "classification": "deprecation_candidate", "classification_label": "deprecation candidate", "current": null, "details_label": "Azure VM sizes", "details_url": "https://learn.microsoft.com/azure/virtual-machines/sizes/overview", "expansion_kind": null, "expansion_label": "", "feature": "vmSkus.basic.a1", "feature_coverage_delta": -1, "feature_current_available_regions": 0, "feature_current_coverage_pct": 0.0, "feature_deprecated_coverage_pct": 100.0, "feature_note": "VM size availability affects right-sizing, performance, cost, and capacity fallback choices.", "feature_previous_available_regions": 1, "feature_previous_coverage_pct": 1.6, "feature_total_regions": 64, "group": "BASICA", "history_days": 112, "last_available_date": "2026-09-02", "last_missing_date": "2026-08-10", "missing_days": 90, "modality": "VM SKUs", "previous": "available", "prior_disappearances": 0, "region": "indonesiacentral", "region_group": "Asia", "region_group_current_available_regions": 0, "region_group_previous_available_regions": 1, "same_day_new_regions": [], "service": "compute", "still_available_regions": [], "unavailable_pct": 80.4, "unknown_days": 0 }, { "available_days": 22, "change_type": "regression", "classification": "deprecation_candidate", "classification_label": "deprecation candidate", "current": null, "details_label": "Azure VM sizes", "details_url": "https://learn.microsoft.com/azure/virtual-machines/sizes/overview", "expansion_kind": null, "expansion_label": "", "feature": "vmSkus.basic.a2", "feature_coverage_delta": -1, "feature_current_available_regions": 0, "feature_current_coverage_pct": 0.0, "feature_deprecated_coverage_pct": 100.0, "feature_note": "VM size availability affects right-sizing, performance, cost, and capacity fallback choices.", "feature_previous_available_regions": 1, "feature_previous_coverage_pct": 1.6, "feature_total_regions": 64, "group": "BASICA", "history_days": 112, "last_available_date": "2026-09-02", "last_missing_date": "2026-08-10", "missing_days": 90, "modality": "VM SKUs", "previous": "available", "prior_disappearances": 0, "region": "indonesiacentral", "region_group": "Asia", "region_group_current_available_regions": 0, "region_group_previous_available_regions": 1, "same_day_new_regions": [], "service": "compute", "still_available_regions": [], "unavailable_pct": 80.4, "unknown_days": 0 }, { "available_days": 22, "change_type": "regression", "classification": "deprecation_candidate", "classification_label": "deprecation candidate", "current": null, "details_label": "Azure VM sizes", "details_url": "https://learn.microsoft.com/azure/virtual-machines/sizes/overview", "expansion_kind": null, "expansion_label": "", "feature": "vmSkus.basic.a3", "feature_coverage_delta": -1, "feature_current_available_regions": 0, "feature_current_coverage_pct": 0.0, "feature_deprecated_coverage_pct": 100.0, "feature_note": "VM size availability affects right-sizing, performance, cost, and capacity fallback choices.", "feature_previous_available_regions": 1, "feature_previous_coverage_pct": 1.6, "feature_total_regions": 64, "group": "BASICA", "history_days": 112, "last_available_date": "2026-09-02", "last_missing_date": "2026-08-10", "missing_days": 90, "modality": "VM SKUs", "previous": "available", "prior_disappearances": 0, "region": "indonesiacentral", "region_group": "Asia", "region_group_current_available_regions": 0, "region_group_previous_available_regions": 1, "same_day_new_regions": [], "service": "compute", "still_available_regions": [], "unavailable_pct": 80.4, "unknown_days": 0 }, { "available_days": 22, "change_type": "regression", "classification": "deprecation_candidate", "classification_label": "deprecation candidate", "current": null, "details_label": "Azure VM sizes", "details_url": "https://learn.microsoft.com/azure/virtual-machines/sizes/overview", "expansion_kind": null, "expansion_label": "", "feature": "vmSkus.basic.a4", "feature_coverage_delta": -1, "feature_current_available_regions": 0, "feature_current_coverage_pct": 0.0, "feature_deprecated_coverage_pct": 100.0, "feature_note": "VM size availability affects right-sizing, performance, cost, and capacity fallback choices.", "feature_previous_available_regions": 1, "feature_previous_coverage_pct": 1.6, "feature_total_regions": 64, "group": "BASICA", "history_days": 112, "last_available_date": "2026-09-02", "last_missing_date": "2026-08-10", "missing_days": 90, "modality": "VM SKUs", "previous": "available", "prior_disappearances": 0, "region": "indonesiacentral", "region_group": "Asia", "region_group_current_available_regions": 0, "region_group_previous_available_regions": 1, "same_day_new_regions": [], "service": "compute", "still_available_regions": [], "unavailable_pct": 80.4, "unknown_days": 0 }, { "available_days": 22, "change_type": "regression", "classification": "deprecation_candidate", "classification_label": "deprecation candidate", "current": null, "details_label": "Azure VM sizes", "details_url": "https://learn.microsoft.com/azure/virtual-machines/sizes/overview", "expansion_kind": null, "expansion_label": "", "feature": "vmSkus.standard.a0", "feature_coverage_delta": -1, "feature_current_available_regions": 0, "feature_current_coverage_pct": 0.0, "feature_deprecated_coverage_pct": 100.0, "feature_note": "VM size availability affects right-sizing, performance, cost, and capacity fallback choices.", "feature_previous_available_regions": 1, "feature_previous_coverage_pct": 1.6, "feature_total_regions": 64, "group": "A", "history_days": 112, "last_available_date": "2026-09-02", "last_missing_date": "2026-08-10", "missing_days": 90, "modality": "VM SKUs", "previous": "available", "prior_disappearances": 0, "region": "indonesiacentral", "region_group": "Asia", "region_group_current_available_regions": 0, "region_group_previous_available_regions": 1, "same_day_new_regions": [], "service": "compute", "still_available_regions": [], "unavailable_pct": 80.4, "unknown_days": 0 } ], "modality_counts": { "AKS Kubernetes versions": { "available": 232, "checks": 252, "partial": 0, "unavailable": 20, "unknown": 0 }, "AKS extensions": { "available": 39506, "checks": 51471, "partial": 0, "unavailable": 11965, "unknown": 0 }, "Azure AI models": { "available": 3944, "checks": 10899, "partial": 0, "unavailable": 6955, "unknown": 0 }, "VM SKUs": { "available": 59876, "checks": 95193, "partial": 0, "unavailable": 35317, "unknown": 0 }, "aiLatency": { "available": 47, "checks": 47, "partial": 0, "unavailable": 0, "unknown": 0 }, "containerApps": { "available": 181, "checks": 315, "partial": 0, "unavailable": 134, "unknown": 0 }, "hostingPlans": { "available": 52, "checks": 63, "partial": 0, "unavailable": 11, "unknown": 0 }, "modelLatency": { "available": 0, "checks": 13, "partial": 0, "unavailable": 13, "unknown": 0 }, "runtimes": { "available": 1352, "checks": 1638, "partial": 0, "unavailable": 286, "unknown": 0 } }, "narrative": "Latest scan: 377 new availability signals and 661 regressions across 15 regions. Azure AI models: models/versions delisted (likely deprecation) (11 signals; 11 deprecation candidates). SRE impact: review model deployment targets and fallback model/version choices. Coverage now ranges from 31 to 33 of 64 monitored regions. Examples: qatarcentral \u00b7 Azure AI model/version catalog entry for model selection (openai.gpt-4-1-mini.2025-04-14); qatarcentral \u00b7 Azure AI model/version catalog entry for model selection (openai.gpt-4-1-nano.2025-04-14); qatarcentral \u00b7 Azure AI model/version catalog entry for model selection (openai.gpt-4-1.2025-04-14); qatarcentral \u00b7 Azure AI model/version catalog entry for model selection (openai.gpt-4o-mini.2024-07-18); and 7 more. VM SKUs: VM sizes withdrawn (650 signals; 634 deprecation candidates, 16 recurring disappearances, up to 1 prior disappearance). SRE impact: capacity planning and SKU fallback lists should be rechecked. Coverage now ranges from 0 to 47 of 64 monitored regions. The noisiest affected signal was unavailable 90.2% of prior observations. Examples: australiaeast \u00b7 Azure virtual-machine size for right-sizing compute (nc12s.v3); australiaeast \u00b7 Azure virtual-machine size for right-sizing compute (nc24rs.v3); australiaeast \u00b7 Azure virtual-machine size for right-sizing compute (nc24s.v3); australiaeast \u00b7 Azure virtual-machine size for right-sizing compute (nc6s.v3); and 646 more. AKS extensions: extension types now listed (1 signal; 1 net-new regional availability). SRE impact: new managed cluster capabilities such as GitOps, policy, or observability. Coverage now ranges from 59 to 59 of 64 monitored regions. The noisiest affected signal was unavailable 58.0% of prior observations. Expansion pattern: regional expansion of an existing signal. Examples: uaecentral \u00b7 AKS cluster extension type for managed cluster capabilities (microsoft.kubernetesworkloadidfederation). VM SKUs: VM sizes now offered (376 signals; 376 net-new regional availabilities). SRE impact: more compute shapes for right-sizing, performance, and cost tuning. Coverage now ranges from 36 to 39 of 64 monitored regions. The noisiest affected signal was unavailable 100.0% of prior observations. Expansion pattern: regional expansion of an existing signal. Examples: brazilsoutheast \u00b7 Azure virtual-machine size for right-sizing compute (d128nds.v6); brazilsoutheast \u00b7 Azure virtual-machine size for right-sizing compute (d128nlds.v6); brazilsoutheast \u00b7 Azure virtual-machine size for right-sizing compute (d128nls.v6); brazilsoutheast \u00b7 Azure virtual-machine size for right-sizing compute (d128ns.v6); and 372 more. What this means for Azure users: review placement and fallback plans using these catalog/list signals before changing production deployments.", "narrative_fallback_reason": "generation_failed", "narrative_generation_error": "RuntimeError: Azure OpenAI social draft request failed: HTTP 429: { \"error\": { \"message\": \"Your requests to gpt-5.4-mini for gpt-5.4-mini in eastus have exceeded rate limit.\", \"type\": \"too_many_requests\", \"param\": null, \"code\": \"rate_limit_exceeded\" } }", "narrative_grounding_status": "scan_facts_only", "narrative_mcp_error": null, "narrative_mcp_status": "available", "narrative_microsoft_learn_urls": [], "narrative_model_deployment": "gpt-5.4-mini", "narrative_source": "rule", "parked_unknown_changes": 0, "previous_date": "2026-09-02", "previous_snapshot_path": "snapshots/2026-09-02.json.gz", "snapshot_path": "snapshots/2026-09-03.json.gz", "snapshot_timestamp": "2026-09-03T08:20:53.090966+00:00", "social_drafts": { "linkedin": "2026-09-03 recorded 377 new availability signals, 661 regressions, and 0 parked unknown transitions. Latest scan: 377 new availability signals and 661 regressions across 15 regions. Azure AI models: models/versions delisted (likely deprecation) (11 signals; 11 deprecation candidates). SRE impact: review model deployment targets and fallback model/version choices. Coverage now ranges from 31 to 33 of 64 monitored regions. Examples: qatarcentral \u00b7 Azure AI model/version catalog entry for model selection (openai.gpt-4-1-mini.2025-04-14); qatarcentral \u00b7 Azure AI model/version catalog entry for model selection (openai.gpt-4-1-nano.2025-04-14); qatarcentral \u00b7 Azure AI model/version catalog entry for model selection (openai.gpt-4-1.2025-04-14); qatarcentral \u00b7 Azure AI model/version catalog entry for model selection (openai.gpt-4o-mini.2024-07-18); and 7 more. VM SKUs: VM sizes withdrawn (650 signals; 634 deprecation candidates, 16 recurring disappearances, up to 1 prior disappearance). SRE impact: capacity planning and SKU fallback lists should be rechecked. Coverage now ranges from 0 to 47 of 64 monitored regions. The noisiest affected signal was unavailable 90.2% of prior observations. Examples: australiaeast \u00b7 Azure virtual-machine size for right-sizing compute (nc12s.v3); australiaeast \u00b7 Azure virtual-machine size for right-sizing compute (nc24rs.v3); australiaeast \u00b7 Azure virtual-machine size for right-sizing compute (nc24s.v3); australiaeast \u00b7 Azure virtual-machine size for right-sizing compute (nc6s.v3); and 646 more. AKS extensions: extension types now listed (1 signal; 1 net-new regional availability). SRE impact: new managed cluster capabilities such as GitOps, policy, or observability. Coverage now ranges from 59 to 59 of 64 monitored regions. The noisiest affected signal was unavailable 58.0% of prior observations. Expansion pattern: regional expansion of an existing signal. Examples: uaecentral \u00b7 AKS cluster extension type for managed cluster capabilities (microsoft.kubernetesworkloadidfederation). VM SKUs: VM sizes now offered (376 signals; 376 net-new regional availabilities). SRE impact: more compute shapes for right-sizing, performance, and cost tuning. Coverage now ranges from 36 to 39 of 64 monitored regions. The noisiest affected signal was unavailable 100.0% of prior observations. Expansion pattern: regional expansion of an existing signal. Examples: brazilsoutheast \u00b7 Azure virtual-machine size for right-sizing compute (d128nds.v6); brazilsoutheast \u00b7 Azure virtual-machine size for right-sizing compute (d128nlds.v6); brazilsoutheast \u00b7 Azure virtual-machine size for right-sizing compute (d128nls.v6); brazilsoutheast \u00b7 Azure virtual-machine size for right-sizing compute (d128ns.v6); and 372 more. What this means for Azure users: review placement and fallback plans using these catalog/list signals before changing production deployments.\n\nEvidence note: these are read-only Azure catalog/list signals; unavailable does not mean quota, capacity, deployment failure, or SLA impact.", "short_post": "2026-09-03: 377 new availability signals, 661 regressions, and 0 parked unknown transitions. Evidence note: these are read-only Azure catalog/list signals; unavailable does not mean quota, capacity, deployment failure, or SLA impact." }, "status_counts": { "available": 105190, "partial": 0, "unavailable": 54701, "unknown": 0 }, "summary_counts": { "checks": 159891, "features": 2554, "regions": 64 }, "total_changes": 5564 }