{"type":"post","id":"microsoft-launches-decision-1-model-in-foundry-analysis-5322bd","slug":"microsoft-launches-decision-1-model-in-foundry-analysis-5322bd","title":"Microsoft launches Decision-1 model in Foundry","description":"Microsoft-Decision-1 makes a model output legible as a decision object rather than a passage of prose.","retrieval_nugget":"Microsoft-Decision-1 makes a model output legible as a decision object rather than a passage of prose.","published_at":"2026-10-10","updated_at":"2026-10-10","record_date":"2026-10-10","date_kind":"published_at","topics":[],"source_urls":["https://www.testingcatalog.com/microsoft-launches-decision-1-model-in-foundry"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:microsoft-launches-decision-1-model-in-foundry-analysis-5322bd","status":"published","visuals":[],"editorial_provenance":{"schema_version":"newruntime-editorial-copy-v1","content_status":"source_grounded_final","final_copy_sha256":"sha256:118add542855c3a7262da3af20e833a584f8ae549799471468b087429dced948","reviewed_at":"2026-10-10T04:01:41.192Z","source_evidence_count":1,"verified_claim_count":3,"site_analysis_schema_version":"newruntime-site-analysis-v1","site_object_kind":"field_note","observed_fact_count":3,"implication_count":2,"watch_condition_count":1,"related_record_count":0},"analysis":{"schema_version":"newruntime-site-analysis-v1","object_kind":"field_note","thesis":"The useful change is a model interface that scores a fixed choice set for downstream software.","observed_facts":[{"text":"The report says the model returns calibrated probabilities for fixed options and supports yes/no, multiple-choice, rating, and rubric-based scoring.","source_urls":["https://www.testingcatalog.com/microsoft-launches-decision-1-model-in-foundry"]},{"text":"It also says Microsoft post-trained it on Qwen3.5-9B and made it available in Microsoft Foundry.","source_urls":["https://www.testingcatalog.com/microsoft-launches-decision-1-model-in-foundry"]},{"text":"The report describes internal use in Xbox feedback labeling and gives pricing from $0.042 per million input tokens, with output tokens free.","source_urls":["https://www.testingcatalog.com/microsoft-launches-decision-1-model-in-foundry"]}],"mechanism":"A caller supplies bounded alternatives; the response assigns scores that a workflow can use to route, defer, retry, or escalate.","why_now":"Agent systems need outputs that can enter control flow directly, and Microsoft is presenting Decision-1 as a low-cost scoring component for that role.","implications":["First, structured scoring could shift some routing and evaluation steps from general-purpose generation to a narrower model call.","Probability outputs make calibration and the cost of wrong decisions operational concerns, not merely benchmark details."],"evidence_boundary":"Performance, consistency, and internal workflow outcomes in the supplied report are attributed to Microsoft; this source does not provide independent replication or enough detail to assess benchmark comparability.","watch_conditions":["Independent evaluations should test calibration, robustness to changed options, and end-to-end error rates in real workflows."],"related_records":[],"new_branch_reason":"No prior New Runtime record is supplied for this specific model or its fixed-option scoring interface, so this release starts a distinct analytical record."},"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/microsoft-launches-decision-1-model-in-foundry-analysis-5322bd/","markdown":"https://newruntime.com/posts/microsoft-launches-decision-1-model-in-foundry-analysis-5322bd.md","json":"https://newruntime.com/posts/microsoft-launches-decision-1-model-in-foundry-analysis-5322bd.json"},"next_reads":[{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}