Model
Claude Opus 4.8
Top Claude Opus tier for the hardest reasoning, coding, and long-horizon agents
6 providersreleased knowledge cutoff 2026-01closed weights
$5
best input /M · Impossibl
$25
best output /M
1M
context window
128K
max output
Compare providers (sorted by listed input price)
| Provider | Input /M | Output /M | Cache read /M | Cache write /M | Context | Capabilities | Status | Updated |
|---|---|---|---|---|---|---|---|---|
| Impossibl anthropic/claude-opus-4-8 | $5 | $25 | $0.5 | $6.25 | 1M | reasoningtoolsno structuredvision | May 28, 2026 | |
| CrossModel anthropic/claude-opus-4-8 | $5 | $25 | $0.5 | $6.25 | 1M | reasoningtoolsstructuredvision | May 28, 2026 | |
| Anthropic claude-opus-4-8 | $5 | $25 | $0.5 | $6.25 | 1M | reasoningtoolsstructuredvision | May 28, 2026 | |
| LLM Gateway anthropic/claude-opus-4-8 | $5 | $25 | $0.5 | $6.25 | 1M | reasoningtoolsstructuredvision | May 28, 2026 | |
| Merge Gateway anthropic/claude-opus-4-8 | $5 | $25 | $0.5 | $6.25 | 1M | reasoningtoolsstructuredvision | May 28, 2026 | |
| Eden AI anthropic/claude-opus-4-8 | $5 | $25 | $0.5 | $6.25 | 1M | reasoningtoolsstructuredvision | May 28, 2026 |
Price badge
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Benchmarks
- SWE-Bench Pro ↗(resolve rate)report ↗69.2
- Terminal-Bench ↗(success rate)report ↗74.6
- SWE-Bench Verified ↗(resolved)report ↗88.6
- Humanity's Last Exam ↗(accuracy)report ↗49.8
- Humanity's Last Exam ↗(accuracy)report ↗57.9
- OSWorld-Verified ↗(success rate)report ↗83.4
- FrontierCode(pass rate)report ↗13.4
Prices are per million tokens (USD). “—” means the provider does not publicly list a price for this model. Data from models.dev; verify with the provider before purchasing.