Model Profile

xai-org/grok-4-fast-reasoning

Name: xai-org/grok-4-fast-reasoning
Author: xai-org

External Benchmark Shadowexternal_benchmark_shadowpublic

4,096 ctx

Use this page to decide where this model is a strong fit. Rankings below are benchmark-backed by use case, with explicit confidence and contributor metrics.

Identity

ID: external/xai-org/grok-4-fast-reasoning

Author: xai-org

Origin: external_benchmark_shadow

Arch: unknown

Benchmark Coverage

Scored use cases: 12

Avg confidence: 34.6%

Evidence points: 257

Raw rows: 549

Weighted rows: 37

Catalog Metadata

Parameters: unknown

Context window: 4096

Downloads: 0

Coverage Diagnostics

actively scored

Use-Case Scores

128

Total Measurements

549

Weighted Measurements

Weighted Sources

Raw Source Coverage

vals_mmlu_pro 60ugi_main 57vals_mgsm 48vals_finance_agent 40vals_multimodal_index 32corpfin_taxeval_public 28

Weighted Source Coverage

vectara_hhem_leaderboard 12vals_finance_agent 5facts_benchmark_suite 3ugi_main 3vals_corp_fin_v2 3vals_case_law_v2 1

Best Use Cases for This Model

Use Case	Vertical	Score	Confidence	Evidence	Top Contributor
Thesis red teaming use_case.fin.thesis_red_team	finance	32.3%	43.9%	23	Vals CorpFin v2: overall_accuracy_pct
Earnings call synthesis use_case.fin.earnings_call_synthesis	finance	29.0%	39.4%	23	Vals CorpFin v2: overall_accuracy_pct
Transaction anomaly narrative use_case.fin.transaction_anomaly_narrative	finance	28.4%	38.6%	23	Vals CorpFin v2: overall_accuracy_pct
Accounts payable invoice extraction (text) use_case.fin.ap_invoice_extraction	finance	27.9%	37.5%	23	Vals CorpFin v2: overall_accuracy_pct
KYC profile synthesis use_case.fin.kyc_profile_synthesis	finance	27.2%	37.0%	23	Vals CorpFin v2: overall_accuracy_pct
AML alert triage use_case.fin.aml_alert_triage	finance	27.2%	37.0%	23	Vals CorpFin v2: overall_accuracy_pct
Filings summarization (10-K/10-Q) use_case.fin.filings_summarization	finance	25.1%	34.2%	23	Vals CorpFin v2: overall_accuracy_pct
Quant research code generation use_case.fin.alpha_research_codegen	finance	22.2%	29.9%	23	Vals CorpFin v2: overall_accuracy_pct
Component selection assistant use_case.eng.component_selection	engineering	21.8%	32.0%	17	Vals CorpFin v2: overall_accuracy_pct
Contract Q&A (RAG grounded) use_case.legal.contract_qna	legal	19.7%	27.1%	19	Vals CorpFin v2: overall_accuracy_pct
Disinformation and manipulation resistance (eval) use_case.security.disinformation_resistance_eval	risk_eval	19.7%	28.0%	18	Vals CorpFin v2: overall_accuracy_pct
Literature synthesis with citations use_case.bio.literature_synthesis	biomed_science	19.6%	30.7%	19	Vals CorpFin v2: overall_accuracy_pct

Deployment Fit Calculator

Model

xai-org/grok-4-fast-reasoning

external/xai-org/grok-4-fast-reasoning

Hardware

Quantization: 4-bit

2-bit8-bit

Insufficient

Unknown parameter count. Cannot estimate deployment fit.

Required VRAM

~0.0GB

Est. Throughput

0.00 tok/s

Deployment Fit Matrix

GPU	4-bit	6-bit	8-bit
RTX 3060 12GB	Insufficient	Insufficient	Insufficient
RTX 3090 24GB	Insufficient	Insufficient	Insufficient
RTX 4090 24GB	Insufficient	Insufficient	Insufficient
Mac Studio M2 Ultra 192GB	Insufficient	Insufficient	Insufficient