Models/grok-4.20

grok-4.20Active · Frontier

xAI · Released Mar 2026 · Proprietary

Grok 4.20 is a reasoning model from SpaceXAI with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering...

Context
1M
Max output
1M
Input
$1.25
Output
$2.50
Cached in
$0.20
Latency
-

Capabilities

Core
Streaming
Function calling
JSON mode
Structured outputs
Multimodal
Vision
Image input
Audio
Image generation
Video
Advanced
Reasoning
Tool calling
MCP
Prompt caching
Batch API
Embeddings

Details

ProviderxAI
ReleasedMar 2026
LicenseProprietary
InputText
OutputText
Throughput-
Availability100%

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