Model comparison
Grok 3 vs Claude Haiku 4.5
xAI
Grok 3
xAI's bet on inference compute, wired into X for fresh context.
Anthropic
Claude Haiku 4.5
Fast, cheap, surprisingly capable for high-volume jobs.
Specs
| Metric | Grok 3 | Claude Haiku 4.5 |
|---|---|---|
| Context window | 131K tokens | 200K tokens↑ |
| Input $/1M tokens | $3.00 | $1.00↑ |
| Output $/1M tokens | $15.00 | $5.00↑ |
| Modalities | Text | Image · Text |
| Open weights | No | No |
| Released | — | Oct 2025 |
Capability differences
| Capability | Grok 3 | Claude Haiku 4.5 |
|---|---|---|
| Prompt caching | No | Yes |
Key differences
- —Grok 3 offers 131K context; Claude Haiku 4.5 offers 200K.
- —Input pricing: Grok 3 at $3.00/1M vs Claude Haiku 4.5 at $1.00/1M.