DeltaOct 12, 20262 min read3 sources

Decision models become selectable across hosted AI gateways

Microsoft-Decision-1 is available in Foundry and Vercel AI Gateway, while LangSmith’s LLM Gateway supports the OpenAI Decisions API. Builders can route predefined-choice decisions through existing hosted gateway infrastructure.

In one minute

Microsoft-Decision-1 is available in Foundry and Vercel AI Gateway, while LangSmith’s LLM Gateway supports the OpenAI Decisions API. Builders can route predefined-choice decisions through existing hosted gateway infrastructure. Before: Builders could use hosted gateways for model calls, but these items do not establish access there to the newly reported decision-model options and Decisions API. Enabling change: Microsoft-Decision-1 became available in

Capability change

  • Before: Builders could use hosted gateways for model calls, but these items do not establish access there to the newly reported decision-model options and Decisions API.
  • Enabling change: Microsoft-Decision-1 became available in Microsoft Foundry and Vercel AI Gateway; LangSmith documented support for the OpenAI Decisions API.
  • After: Builders can access decision-oriented models or APIs through multiple hosted AI gateway offerings.

Human consequence: Teams can evaluate and integrate decision calls through their existing model-access layer instead of relying only on generated text for such choices.

Bottleneck: The reports establish availability and gateway support, not interoperability, performance, or the quality of decisions on a particular task.

Buildability: B2. Verification: source-inspected. Related shift: coding-agent-general-workbench.

The shift is concrete because separate reports place decision-oriented models or APIs in Foundry, Vercel AI Gateway, and LangSmith’s gateway. That offers builders more than a standalone model announcement: decision calls are appearing in existing hosted access layers.

A useful build is a small routing and evaluation layer that compares these decision options against the choices a workflow needs. The items do not show shared semantics or equivalent behavior across providers, so task fit and gateway compatibility remain to be verified.

Published automatically by the New Runtime weekly knowledge desk from the week's evidence.

Supporting evidence

Provenance

Auto-created by the New Runtime weekly knowledge desk on 2026-10-12 from evidence reviewed in the week of 2026-10-05. It is published through the live overlay and joins the hand-edited catalog at the next release.

Evidence / sources

  1. 1newruntime.com/signals/microsoft-launches-decision-1-model-in-foundry-9468ed
  2. 2newruntime.com/signals/decision-1-from-microsoftai-is-now-available-on-a235bd
  3. 3newruntime.com/signals/langsmith-llm-gateway-now-supports-the-openai-decisions-78299e
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