OpenAI cuts GPT-5.6 Sol pricing to $4 input and $20 output per MTok

PricingAug 21, 2026VerifiedAdded Sep 22, 2026

GPT-5.6 Sol input pricing drops 20% and output pricing 33%. The promotional price runs at least through November 21, 2026.

LLMs Pricing

Read OpenAI's release notes

https://developers.openai.com/api/docs/changelog#aug-21

Summaries of vendors' own notes. Product names and logos belong to their owners; logos via logo.dev.

More OpenAI API releases

OpenAI APIAug 21, 2026

OpenAI API adds per-request regional processing via prefixed domains

Projects with Global geography can select regional processing for an individual request by calling a prefixed domain. Existing eligibility, retention, endpoint and model requirements still apply.

UpdateDeveloper toolsSource

OpenAI APIAug 20, 2026

OpenAI launches a Prompt Caching dashboard

The dashboard tracks cache hit rate over time, cache reads per write and the split of cache-read, cache-write and uncached tokens, filterable by model and service tier, to help improve caching efficiency.

UpdateBIObservabilityDeveloper toolsSource

OpenAI APIAug 20, 2026

OpenAI gpt-image-2 adds transparent backgrounds in preview

Set background to transparent with png or webp output in the Images API and Responses image tool for gpt-image-2 and gpt-image-2-2026-04-21. jpeg is not supported.

PreviewDeveloper toolsSource

OpenAI APIAug 24, 2026

Advancing price-performance for developers with GPT‑5.6 in Kiro

GPT‑5.6 is now available in Kiro, helping developers plan, build, review, and test software with better price-performance.

UpdatePricingCoding agentsPerformanceSource

OpenAI APIAug 26, 2026

OpenAI deprecates whisper-1 and gpt-4o transcribe models, shutdown February 26, 2027

whisper-1, gpt-4o-transcribe, gpt-4o-mini-transcribe and gpt-4o-transcribe-diarize shut down February 26, 2027; migrate to gpt-live-transcribe or gpt-transcribe. The Assistants API shut down August 26, 2026.

DeprecationLLMsDeveloper toolsSource

OpenAI APIAug 29, 2026

OpenAI API mTLS and X.509 workload identity federation are GA

Mutual TLS and X.509 workload identity federation can be configured in the Platform console, with access governed by organization roles and permissions, enabling keyless authentication.

GASecurityDeveloper toolsSource

OpenAI APIAug 13, 2026

OpenAI announces Ultrafast mode for GPT-5.6 Sol in limited preview

Ultrafast mode is a new API service tier for GPT-5.6 Sol that runs up to 14x faster than Standard processing, available to select customers.

PreviewLLMsDeveloper toolsPerformanceSource

OpenAI APISep 1, 2026

OpenAI API supports IPv6 connections to api.openai.com

Connections to api.openai.com can now use IPv6.

UpdateDeveloper toolsSource

Also shipped on Aug 21, 2026

Snowflake Snowflake Cortex AIAug 21, 2026

Version targeting for Cortex Agent and Cortex Analyst evaluations (General availability)

Cortex Agent and Cortex Analyst evaluations now let you control the versioned configuration used for scoring: Version targeting pins the configuration under evaluation, not the agent behavior that gets evaluated: each run invokes the agent again and scores a newly generated trace.

GAAI agentsObservabilitySource

Snowflake Cortex CodeAug 21, 2026

CoCo automations in CLI and Snowsight (Preview)

CoCo automations in the CoCo CLI and CoCo in Snowsight are now available in public preview. Automations let you schedule recurring, unattended CoCo runs that execute in a Snowflake-managed sandbox. Each run creates a Cortex thread that you can inspect and continue in CoCo. Automations created from one surface can be monitored and managed from the other.

PreviewPricingObservabilityDeveloper toolsSource

Databricks Databricks Data Intelligence PlatformAug 21, 2026

Upcoming end of life for the Supervisor API

The Supervisor API (Beta) reaches end of life on September 30, 2026. After that date, the API is no longer available. Databricks recommends migrating to custom agents on Databricks Apps . See Supervisor API (Beta) (deprecated) .

DeprecationAI agentsDeveloper toolsSource

Databricks Agent Bricks and Mosaic AIAug 21, 2026

Consumer access to query Unity Gateway services will become generally available

Querying Unity Gateway model services and model provider services with Consumer access is currently opt-in through the Consumer access to Unity Gateway Public Preview . When this capability becomes generally available, consumer access users will be able to query these services without the preview enabled.

GAMCPSQLSource

Databricks Agent Bricks and Mosaic AIAug 21, 2026

Monitor all AI activity with the unified trace table (Beta)

The unified trace table is in Beta . It captures every request and response across your Unity Gateway services into one Unity Catalog table in OpenTelemetry format, giving you a single place to monitor, debug, secure, and audit all AI activity. See Monitor all AI activity using the unified trace table .

BetaGovernanceObservabilitySource

Databricks LakeflowAug 21, 2026

Default Python package repositories are GA for Lakeflow pipelines and classic compute

Configuring default Python package repositories is now generally available for Lakeflow pipelines and for classic compute created via the UI and API. Workspace admins can set private or authenticated registries as the workspace default for these workloads. See Configure default package repositories .

GAData integrationDeveloper toolsSource