Side-by-side comparison

Pick up to 4 models. Differences are what matter for picking.

Models
Spec
xAI
Grok 4
Verified 2026-04-15
DescriptionReasoning-first model with native tool use and real-time X search integration.
Released2025-07-09
Knowledge cutoff2024-11
Context window256K
Max output
Input $/1M$3.00
Output $/1M$15.00
Speed tierStandard
Reasoning5/5
Coding4/5
Multilingual4/5
Modalities in
Text
Vision
Modalities out
Text
Tool useYes
JSON modeYes
Open weightsNo
Best use cases
Reasoning
Agents
Long Context
Best personas
Developer Tools
Research
Startup
Weak at
  • · healthcare-regulated workloads (no public BAA)
Compliance
HIPAA-eligibleSOC 2GDPRISO 27001FedRAMPPublic compliance docs limited; verify before regulated use.
Data policy
Sources
Tip: hop over to the Recommender to describe a problem and have AI suggest the best fit from this dataset.