Grok 4.5 vs Claude Opus 4.8
Rank, tier, score and price side by side, from our weekly rankings. Scores are editorial opinion based on public sources.
A
Grok 4.5
B
Claude Opus 4.8
- ProviderxAIAnthropic
- Rank#24#21Higher rank
- TierAA
- Score83.884.7Higher score
- PriceAPI $2 input / $6 output per 1M tokens (prompts under 200K; $4 / $12 above); also in Grok subscriptionsLower price tier$5 / $25 per 1M tokens (in/out)
- TaglinexAI's 2026 frontier release pairing native tool use with real-time search.An earlier Anthropic Opus release (May 2026), strong across coding, reasoning and long-context knowledge work; since followed by Opus 5 and 5.5.
| Attribute | Grok 4.5 | Claude Opus 4.8 |
|---|---|---|
| Provider | xAI | Anthropic |
| Rank | #24 | #21Higher rank |
| Tier | A | A |
| Score | 83.8 | 84.7Higher score |
| Price | API $2 input / $6 output per 1M tokens (prompts under 200K; $4 / $12 above); also in Grok subscriptionsLower price tier | $5 / $25 per 1M tokens (in/out) |
| Tagline | xAI's 2026 frontier release pairing native tool use with real-time search. | An earlier Anthropic Opus release (May 2026), strong across coding, reasoning and long-context knowledge work; since followed by Opus 5 and 5.5. |