xAI Grok · LLM API pricing

grok-4 API pricing: cheapest provider

2 providers sell grok-4. Microsoft Azure AI Foundry is cheapest; the most expensive charges 2.4× as much for the same model.

Cheapest$6.00per 1M · Microsoft Azure AI Foundry
Input · output$3.00 / $15.00per 1M tokens
Price gap2.4×across 2 providers
Context262Kmax tokens

$6.00 Microsoft Azure AI Foundry2.4× spread$14.40 Replicate

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Standard list prices in USD from each provider's pricing page · last price change Sep 28, 2026 · How we collect and rank prices

Ranked for your volume

grok-4 monthly cost by provider

Change the monthly tokens and the ranking updates instantly, using each provider's standard list price.

Input tokens per month (millions)Prompts, context and documents you send.Output tokens per month (millions)Tokens the model generates.

More requirements: caching, context, features, provider

Cached share of input (%)0 = no caching. Only documented cache-read rates qualify.Required context per request (tokens)0 = any. Providers without a sufficient known limit are excluded.Required featureProvider requirement

Provider	Estimated / month	Input / 1M	Output / 1M	Context
1 Microsoft Azure AI FoundryCloud platform - lowest for your volumePricing page	$60.00	$3.00	$15.00	262,000
2 ReplicateInference providerPricing page	$144.00	$7.20	$36.00	Not listed

Order depends on listed price for your volume only. No provider pays for its position.

Input volume includes the cached share, not an additional token volume. This is a list-price estimate, not a quote: cache-write charges, cache eligibility/TTL, batch discounts, long-context surcharges, regional pricing and taxes are excluded. Check the provider's terms for your workload before switching.

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| grok-4 provider | Input / 1M tokens | Output / 1M tokens | 10M in + 2M out per month |
|---|---:|---:|---:|
| Microsoft Azure AI Foundry | $3.00 | $15.00 | $60.00 |
| Replicate | $7.20 | $36.00 | $144.00 |

Standard list prices as of Nov 1, 2026. Source: [AISelect.online](https://aiselect.online/models/grok-4)

Price history

The cheapest price has not changed since tracking started on Sep 28, 2026: $6.00 per 1M tokens at Microsoft Azure AI Foundry. All price changes

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