AI Rate CardClaude Opus 4.5 (latest) vs xAI Grok 3: API price and specs
Claude Opus 4.5 (latest) is 17% cheaper than xAI Grok 3 on input price.
Claude Opus 4.5 (latest) is 17% cheaper than xAI Grok 3 on output price.
Claude Opus 4.5 (latest) is 17% cheaper than xAI Grok 3 on a 1M-in / 200k-out workload.
Claude Opus 4.5 (latest) has a 52.6% larger context than xAI Grok 3.
| Field | Claude Opus 4.5 (latest) | xAI Grok 3 |
|---|---|---|
| Lowest input, per 1M | $2.50 | $3.00 +20% |
| Median input, per 1M | $5.00 +66.7% | $3.00 |
| Lowest output, per 1M | $12.50 | $15.00 +20% |
| Median output, per 1M | $25.00 +66.7% | $15.00 |
| Lowest unit price | — | — |
| Cost of 1M in + 200k out | $5.00 | $6.00 +20% |
| Context | 200K | 131K +34.5% |
| Max output | 66K +50% | 131K |
| Providers | 30 | 5 +83.3% |
| Regions | EU, GLOBAL, US | US |
| Accepts | application/pdf, file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text | text |
| Returns | text | text |
| Type | Text models | Text models |
| Free option | no | no |
| Cheapest provider | openrouter | aihubmix |
Your own workload: how many tokens the model gets (input) and gives back (output) - for example, in a month. The "Cost" row of the table above is recalculated for these numbers, for each model.
Computed from current offers each time the page opens; the best value of a row is bold, the percent is how far behind the best.
Providers selling both
aihubmix, edenai, helicone, poe, requesty
Frequently asked questions
Which is cheaper, Claude Opus 4.5 (latest) or xAI Grok 3?
Claude Opus 4.5 (latest) is 17% cheaper than xAI Grok 3 on input price. Claude Opus 4.5 (latest) is 17% cheaper than xAI Grok 3 on output price. Claude Opus 4.5 (latest) is 17% cheaper than xAI Grok 3 on a 1M-in / 200k-out workload.
Which has the larger context, Claude Opus 4.5 (latest) or xAI Grok 3?
Claude Opus 4.5 (latest): 200K tokens; xAI Grok 3: 131K tokens.
Where can I use both Claude Opus 4.5 (latest) and xAI Grok 3?
aihubmix, edenai, helicone, poe, requesty