xAI: Grok 4.20

2M context$1.25/M input$2.50/M output

x-ai/grok-4.20

Description

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

Quick Start

curl https://router.tangle.tools/v1/chat/completions \
  -H "Authorization: Bearer $TANGLE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "x-ai/grok-4.20",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Modalities

Input: TextInput: ImageInput: FileOutput: Text

Pricing

Input$1.25/M

Output$2.50/M

Context2M tokens

Model Info

Providerx-ai

IDx-ai/grok-4.20

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