Grok Build 0.1
xAIdocs.x.ai/developers/models/grok-build-0.1
Grok Build 0.1 is SpaceXAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized for interactive coding...
Updated 1 h ago · first seen 11 Sept 2026
model_01M294WVY4K3NT7XY9FYJ8M644
- Context
- 256K tokens
- T2 · 3 h ago
- Released
- 20 May 2026
- T2 · 3 h ago
Specification
- Family
- Grok
Source:xAI — docsT1observed 1 h agohigh
- Release date
- 20 May 2026
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
- Status
- deprecated
Source:Artificial AnalysisT2observed 1 h agomedium
- Openness
- proprietary
Source:Artificial AnalysisT2observed 1 h agomedium
- Context window
- 256K tokens
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
- Max output
- 230.4K tokens
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
- Modalities
- image, text
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
- Input modalities
- text, image
Source:xAI — docsT1observed 1 h agohigh
- Output modalities
- text
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
- Tokenizer
- Grok
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
- API model id
- grok-build-0.1
Source:xAI — docsT1observed 1 h agohigh
- Official page
Source:xAI — docsT1observed 1 h agohigh
- Batch api
- No
Source:xAI — docsT1observed 1 h agohigh
- File input
- Yes
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
- Openrouter id
- x-ai/grok-build-0.1
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
- Regions
- us-east-1, us-west-2
Source:xAI — docsT1observed 1 h agohigh
- Supported parameters
- include_reasoning, logprobs, max_tokens, reasoning, response_format, seed, structured_outputs, temperature, tool_choice, tools, top_logprobs, top_p
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →
Provenance
Attributed facts
22
Source tiers
T1T26 / 16
Freshest observation
1 h ago
Conflicts
None
Modalities
- Modalities
- imagetext
- Input
- textimage
- Output
- text
Capabilities
Tool calling
Yes
OpenRouter public model & pricing listing · T2
Structured output
Yes
OpenRouter public model & pricing listing · T2
Reasoning
Yes
OpenRouter public model & pricing listing · T2
Vision
Yes
OpenRouter public model & pricing listing · T2
Audio
Unavailable
Fine-tuning available
Unavailable
- Context window
- 256K tokens
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
- Max output
- 230.4K tokens
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
- Tokenizer
- Grok
Source:OpenRouter public model & pricing listingT2observed 3 h agomedium
| Benchmark | Score | Metric | Config | Evaluated | Source |
|---|---|---|---|---|---|
| τ²-bench | 75.73% | pass^1 | aa_slug=grok-code-fast-1 · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| Artificial Analysis Intelligence Index | 14.06 | index | aa_slug=grok-code-fast-1 · version=4.3 · estimated=true | — | artificialanalysis.aiT2 |
| GPQA | 72.73% | accuracy | aa_slug=grok-code-fast-1 · variant=GPQA Diamond · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| Humanity's Last Exam | 8.02% | accuracy | aa_slug=grok-code-fast-1 · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| IFBench | 41.36% | accuracy | aa_slug=grok-code-fast-1 · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| LiveBench | 70.79% | category:Data Analysis | release=2026-06-25 · subtasks=["consecutive_events","tablejoin","tablereformat"] · livebench_model_id=grok-build-0.1 | 25 Jun 2026 | livebench.aiT2 |
| LiveBench | 72.46% | category:Language | release=2026-06-25 · subtasks=["connections","plot_unscrambling","typos"] · livebench_model_id=grok-build-0.1 | 25 Jun 2026 | livebench.aiT2 |
| LiveBench | 67.78% | global_average | release=2026-06-25 · aggregation=mean of category averages; category = mean of its subtasks · livebench_model_id=grok-build-0.1 | 25 Jun 2026 | livebench.aiT2 |
| LiveBench | 76.37% | category:Reasoning | release=2026-06-25 · subtasks=["theory_of_mind","zebra_puzzle","spatial","logic_with_navigation"] · livebench_model_id=grok-build-0.1 | 25 Jun 2026 | livebench.aiT2 |
| LiveBench | 65.39% | category:Coding | release=2026-06-25 · subtasks=["code_generation","code_completion"] · livebench_model_id=grok-build-0.1 | 25 Jun 2026 | livebench.aiT2 |
| LiveBench | 65.22% | category:IF | release=2026-06-25 · subtasks=["paraphrase","simplify","story_generation","summarize"] · livebench_model_id=grok-build-0.1 | 25 Jun 2026 | livebench.aiT2 |
| LiveBench | 78.43% | category:Mathematics | release=2026-06-25 · subtasks=["AMPS_Hard","integrals_with_game","math_comp","olympiad"] · livebench_model_id=grok-build-0.1 | 25 Jun 2026 | livebench.aiT2 |
| LiveBench | 45.81% | category:Agentic Coding | release=2026-06-25 · subtasks=["javascript","typescript","python"] · livebench_model_id=grok-build-0.1 | 25 Jun 2026 | livebench.aiT2 |
| Terminal-Bench | 17.42% | accuracy | aa_slug=grok-code-fast-1 · variant=hard · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
Scores are reported as published, with their evaluation configuration (harness, prompting, judge). Results with different configs are not directly comparable — see methodology.
Current prices
| Provider | Input / 1M | Output / 1M | Cached in | Batch in / out | Context | Observed | Source |
|---|---|---|---|---|---|---|---|
| xAI APIx-ai/grok-build-0.1 | $1 | $2 | $0.20 | — | 256K | 1 h ago | openrouter.aiT2 |
| xAI APIgrok-build-0.1 | $1 | $2 | $0.20 | — | 256K | 1 h ago | docs.x.aiT1 |
USD per 1M tokens as published by each provider (USD). Rows are append-only: every change is kept in the history below.
Available through 1
Price history
Input price · USD / 1M tokens
Output price · USD / 1M tokens
- xAI API
No hardware estimate available
No lineage recorded
Papers 0
No papers linked yet.
Repositories 0
No repositories linked yet.
As of
Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.
Claim history
Release daterelease_date1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 20 May 2026 | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Context windowcontext_length1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 256K tokens | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Max outputmax_output_tokens1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 230.4K tokens | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Modalitiesmodalities1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| image, text | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Input modalitiesmodalities_input1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| image, text | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Output modalitiesmodalities_output1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| text | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Tokenizertokenizer1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Grok | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Descriptiondescription1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Grok Build 0.1 is SpaceXAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized for interactive coding... | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
File inputfile_input1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Openrouter idopenrouter_id1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| x-ai/grok-build-0.1 | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Reasoningreasoning1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Structured outputstructured_output1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Supported parameterssupported_parameters1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| include_reasoning, logprobs, max_tokens, reasoning, response_format, seed, structured_outputs, temperature, tool_choice, tools, top_logprobs, top_p | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Tool callingtool_calling1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Visionvision1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →
Grok Build 0.1 scores 65.221% on LiveBench
livebench_leaderboardGrok Build 0.1 scores 72.46% on LiveBench
livebench_leaderboardGrok Build 0.1 scores 70.794% on LiveBench
livebench_leaderboardGrok Build 0.1 scores 78.429% on LiveBench
livebench_leaderboardGrok Build 0.1 scores 45.808% on LiveBench
livebench_leaderboardGrok Build 0.1 scores 65.386% on LiveBench
livebench_leaderboardGrok Build 0.1 scores 76.37% on LiveBench
livebench_leaderboardGrok Build 0.1 scores 67.781% on LiveBench
livebench_leaderboardGrok Build 0.1 scores 17.42% on Terminal-Bench
artificial_analysisGrok Build 0.1 scores 8.02% on Humanity's Last Exam
artificial_analysisGrok Build 0.1 scores 14.06 on Artificial Analysis Intelligence Index
artificial_analysisxAI API lists Grok Build 0.1 at $1 in / $2 out per 1M tokens
xaiGrok Build 0.1: modalities input changed from ["image", "text"] to ["text", "image"]
Input modalitiesimage, text→text, imagexaixAI API lists Grok Build 0.1 at $1 in / $2 out per 1M tokens
openrouter
| Source | Document | Type | Tier | Last observed | Snapshots |
|---|---|---|---|---|---|
| xAI — docs | docs.x.ai/developers/models/grok-build-0.1.md | model_page | T1· Official | 1 h ago | 1 |
| xAI — docs | docs.x.ai/developers/models | model_docs | T1· Official | 1 h ago | 1 |
| LiveBench | livebench.ai/table_2026_06_25.csv | leaderboard | T2· Quality secondary | 1 h ago | 1 |
| Artificial Analysis | artificialanalysis.ai/leaderboards/models | leaderboard | T2· Quality secondary | 1 h ago | 1 |
| OpenRouter public model & pricing listing | openrouter.ai/api/v1/models | catalogue | T2· Quality secondary | 1 h ago | 2 |
Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.