Grok 4.20 API pricing & setup
As of 2026-10-17, the cheapest Grok 4.20 channel is Official (Intl): $1.25 input / $2.5 output per 1M tokens (blended $1.56). Context 2M.
Context: 2M · Max output: 1.8M · Modalities: text, image, file · Listed: 2026-03-31
Channel comparison (per 1M tokens)
| Channel | Blended | Input | Output | Cached | Access & payment (this channel) | Notes | Source |
|---|---|---|---|---|---|---|---|
| Official (Intl) $1.25 / $2.5 | $1.56 | $1.25 | $2.5 | $0.2 | ?CN direct·unverified?Alipay·unverified?ID·unverified?Intl card·unverified conditions source2026-10-17 | Short context (<200K); long context ≥200K is 2× | docs.x.ai 2026-10-17 |
| OpenRouter $1.25 / $2.5 | $1.56 | $1.25 | $2.5 | $0.2 | ✓CN direct✓Alipay✗ID✗Intl card conditions source2026-10-17 | Original vendor endpoint: xAI | openrouter.ai 2026-10-17 |
Access & payment conditions are verified per channel (see the column above); unverified never counts as met.
How to use Grok 4.20 in Claude Code / Codex / OpenCode
Provider-specific setup not yet verified. Generic setup: guides
Cheaper alternatives
Gemini 3.8 Flash ($1.5) · Gemini 3.6 Flash ($1.5) · Step 5 Preview ($1.43) ·
Related comparisons
Grok 4.7 vs GPT-6.1 Sol · Grok 4.7 vs Claude Sonnet 5.5 · Gemini 3.8 Flash vs GPT-6 Luna · Compare any two →
Rankings: Cheapest LLM APIs · LLM APIs usable from mainland China · All xAI models
Price history
- 2026-10-17 · Official (Intl) · Grok 4.20 listed · $1.25 / $2.5
- 2026-10-17 · OpenRouter · Grok 4.20 listed · $1.25 / $2.5
FAQ
How much does the Grok 4.20 API cost?
Cheapest channel (Official (Intl)): $1.25 input / $2.5 output per 1M tokens, verified 2026-10-17.
Can I use Grok 4.20 from China?
Official (Intl): direct unverified, Alipay unverified, ID required unverified, overseas card unverified; OpenRouter: direct yes, Alipay yes, ID required no, overseas card no
Is Grok 4.20 free?
No free route or deal recorded for this model; pay-as-you-go.
What is Grok 4.20's context window?
2M tokens