grok-4.20-0309-reasoning on xAI (Grok).

01Overview

xAI (Grok) serves grok-4.20-0309-reasoning at $1.25 per million input tokens and $2.50 per million output. Context window: 1M tokens. No lender is online for it at the moment.

02Pricing

03Capabilities

Anything not listed here, we don't publish for this model yet.

04Availability

No lender is online for this model at the moment.

See what is available now, or lend capacity for it yourself.

05Usage

This model has not been served through Aile yet.

06Call it

Any OpenAI- or Anthropic-compatible SDK works. Use this exact model id:

curl https://aile.sh/v1/chat/completions \
  -H "Authorization: Bearer $AILE_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "xai/grok-4.20-0309-reasoning",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Quickstart · API reference

07Alternatives

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