Deprecate Grok Code Fast 1 (2026-05-15) (#61178)

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: sunbrye

content/copilot/reference/ai-models/model-comparison.md

@@ -40,7 +40,6 @@ Use these models for common development tasks that require a balance of quality,
 |---------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------|
 | {% data variables.copilot.copilot_gpt_53_codex %} | Delivers higher-quality code on complex engineering tasks like features, tests, debugging, refactors, and reviews without lengthy instructions. |
 | {% data variables.copilot.copilot_gpt_5_mini %}   | Reliable default for most coding and writing tasks. Fast, accurate, and works well across languages and frameworks.                             |
-| {% data variables.copilot.copilot_grok_code %}    | Specialized for coding tasks. Performs well on code generation, and debugging across multiple languages.                                        |
 | {% data variables.copilot.copilot_raptor_mini %}  | Specialized for fast, accurate inline suggestions and explanations.                                        |
 
 ### When to use these models

content/copilot/reference/ai-models/model-hosting.md

@@ -85,24 +85,6 @@ To provide better service quality and reduce latency, {% data variables.product.
 
 When using {% data variables.copilot.copilot_gemini %} models, input prompts and output completions continue to run through {% data variables.product.prodname_copilot %}'s content filters for public code matching, when applied, along with those for harmful or offensive content.
 
-## xAI models
-
-These models are hosted on xAI. xAI operates {% data variables.copilot.copilot_grok_code %} in {% data variables.product.prodname_copilot %} under a zero data retention API policy. This means xAI commits that user content (both inputs sent to the model and outputs generated by the model):
-
-Will **not** be:
-* Logged for any purpose, including human review
-* Saved to disk or retained in any form, including as metadata
-* Accessible by xAI personnel
-* Used for model training
-
-Will **only**:
-* Exist temporarily in RAM for the minimum time required to process and respond to each request
-* Be immediately deleted from memory once the response is delivered
-
-When using xAI, input prompts and output completions continue to run through {% data variables.product.prodname_copilot %}'s content filters for public code matching, when applied, along with those for harmful or offensive content.
-
-For more information, see [xAI's enterprise terms of service](https://x.ai/legal/terms-of-service-enterprise) on the xAI website.
-
 ## Inline suggestions
 
 Inline suggestions, including ghost text and next edit suggestions, are powered by models hosted on Azure for {% data variables.copilot.copilot_business_short %} and {% data variables.copilot.copilot_enterprise_short %} plans. {% data variables.copilot.copilot_free_short %} and {% data variables.copilot.copilot_student_short %} user models are hosted on Fireworks AI.

data/tables/copilot/annual-subscriber-model-multipliers.yml

@@ -102,10 +102,6 @@
   current_multiplier: '0'
   new_multiplier: '0.33'
 
-- model: 'Grok Code Fast 1'
-  current_multiplier: '0.25'
-  new_multiplier: '0.33'
-
 - model: 'Raptor mini'
   current_multiplier: '0'
   new_multiplier: '0.33'

data/tables/copilot/auto-model-selection.yml

@@ -54,12 +54,6 @@
   chat: true
   cli: true
 
-# xAI
-- name: Grok Code Fast 1
-  cloud_agent: false
-  chat: true
-  cli: false
-
 # Fine-tuned OAI models
 - name: Raptor mini
   cloud_agent: false

data/tables/copilot/model-comparison.yml

@@ -89,12 +89,6 @@
   excels_at: Effective and efficient edit-then-test loops with high tool precision
   further_reading: 'not applicable'
 
-# xAI
-- name: Grok Code Fast 1
-  task_area: General-purpose coding and writing
-  excels_at: Fast, accurate code completions and explanations
-  further_reading: '[Grok Code Fast 1 model card](https://data.x.ai/2025-08-20-grok-4-model-card.pdf)'
-
 # Other providers (alphabetized by model name)
 - name: Qwen2.5
   task_area: General-purpose coding and writing

data/tables/copilot/model-deprecation-history.yml

@@ -11,6 +11,10 @@
 # - retirement_date: The official retirement date for the model (YYYY-MM-DD).
 # - suggested_alternative: The model recommended for migration.
 
+- name: 'Grok Code Fast 1'
+  retirement_date: '2026-05-15'
+  suggested_alternative: 'GPT-5 mini'
+
 - name: 'Claude Sonnet 4'
   retirement_date: '2026-05-01'
   suggested_alternative: 'Claude Sonnet 4.6'

data/tables/copilot/model-multipliers.yml

@@ -89,10 +89,6 @@
   multiplier_paid: 7.5
   multiplier_free: Not applicable
 
-- name: Grok Code Fast 1
-  multiplier_paid: 0.25
-  multiplier_free: 1
-
 - name: Raptor mini
   multiplier_paid: 0
   multiplier_free: 1

data/tables/copilot/model-release-status.yml

@@ -154,14 +154,6 @@
   ask_mode: true
   edit_mode: true
 
-# xAI models
-- name: 'Grok Code Fast 1'
-  provider: 'xAI'
-  release_status: 'GA'
-  agent_mode: true
-  ask_mode: true
-  edit_mode: true
-
 # Fine-tuned OAI models
 - name: 'Raptor mini'
   provider: 'Fine-tuned GPT-5 mini'

data/tables/copilot/model-supported-clients.yml

@@ -185,15 +185,6 @@
   xcode: true
   jetbrains: true
 
-- name: Grok Code Fast 1
-  dotcom: true
-  cli: false
-  vscode: true
-  vs: true
-  eclipse: true
-  xcode: true
-  jetbrains: true
-
 - name: Raptor mini
   dotcom: false
   cli: false

data/tables/copilot/model-supported-plans.yml

@@ -165,14 +165,6 @@
   business: true
   enterprise: true
 
-- name: Grok Code Fast 1
-  free: true
-  student: true
-  pro: true
-  pro_plus: true
-  business: true
-  enterprise: true
-
 - name: Raptor mini
   free: true
   student: true