grok-4.20-0309-reasoning

grok-4.20-0309-reasoning (xAI) — 128K context, Reasoning tier. Input price: $1.3125/M · Output price: $2.625/M · Avg latency 48ms. Routed via Routara OpenAI-compatible endpoint with multi-region failover and metered billing.

Input price: $1.3125/M · Output price: $2.625/M · TTFT: 48ms

Specifications

  • Developer: xAI
  • Category: Reasoning
  • Context window: 128K
  • Input price: $1.3125 / 1M
  • Output price: $2.625 / 1M
  • Avg latency: 48 ms
  • SLA grade: A

Typical use cases

  • Multi-step reasoning and agent workflows
  • RAG pipelines with tool calling
  • Code generation, review, and test synthesis

FAQ

  • How is grok-4.20-0309-reasoning priced on Routara? — Input tokens are billed at $1.3125/M and output at $2.625/M. Charges are metered per request with no separate platform fee.
  • Is grok-4.20-0309-reasoning OpenAI-compatible? — Yes. Point any OpenAI SDK to https://api.routara.ai/v1 and set model to the Routara slug shown below.
  • Does grok-4.20-0309-reasoning support streaming? — Streaming is supported when the upstream route is live. Use stream: true in chat.completions.

Related models

Quick integration

  • curl https://api.routara.ai/v1/chat/completions \ -H "Authorization: Bearer YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{"model":"grok-4.20-0309-reasoning","messages":[{"role":"user","content":"Hello"}],"stream":true}'