Grok 3 API pricing
RetiredAs of October 22, 2026, xAI Grok 3 costs $3.00 per million input tokens and $15.00 per million output tokens as listed on OpenRouter.
No longer sold through the API. Retired on May 15, 2026; last list price shown.
- Input, per million tokens$3.00
- Output, per million tokens$15.00
- Cached input, per millionNo cache price listed
- Context window131K tokens
- Max outputNot published
- Output speedNot measured
What a request costs
Three fixed token mixes at the list price, without cache or batch discounts. For a whole month, use the calculator.
| Workload | Tokens | One request | 1,000 requests | Fits the context window |
|---|---|---|---|---|
| Chat turn | 1K input + 500 output tokens | $0.011 | $10.50 | Yes |
| Repository review | 50K input + 3K output tokens | $0.195 | $195.00 | Yes |
| Agent loop | 200K input + 10K output tokens | $0.750 | $750.00 | No, it would need splitting |
| Solved coding task | One SWE-bench Verified attempt, divided by the share that succeed | Not computable | Not computable |
Price history
The price of Grok 3 here is the price OpenRouter lists, so we do not track price changes for it.
Cheaper models as good as Grok 3
Grok 3 has no overall or coding score, so we make no quality claim against it.
Grok 3 pricing questions
- How much does Grok 3 cost per million tokens?
- $3.00 per million input tokens and $15.00 per million output tokens, as listed on OpenRouter on October 22, 2026.
- Does Grok 3 support prompt caching?
- OpenRouter lists no cached input price for this model, so assume every input token is billed at the full rate.
- Has the price of Grok 3 changed?
- The price of Grok 3 here is the price OpenRouter lists, so we do not track price changes for it.