All comparisons

Grok-3 vs Gemini 2.5 Pro

Side-by-side comparison of specifications, capabilities, and pricing.

	Grok-3 xAI	Gemini 2.5 Pro Google DeepMind
Released	2026-01-15	2025-06-17
Context window	1M	1M
Parameters	1B	—
Architecture	—	decoder only
License	Proprietary	Proprietary
Knowledge cutoff	2025-04	2025-01
Capabilities
Vision
Multimodal
Reasoning
Function calling
Tool use
Structured Outputs
Code execution
Availability
Providers	OpenRouterxAI ConsoleChutes AI	Google AI StudioGCP Vertex AIOpenRouter

Benchmarks

Aider Polyglot53.3—Chatbot Arena1405.01398.0Massive Multi-discipline Multimodal Understanding78.0—MMLU PRO79.986.2HumanEval—93.1SWE-bench Verified—63.2LiveCodeBench—70.4Google-Proof Q&A—86.4