Claude Opus 4.8 (Adaptive Reasoning, Max Effort) API Pricing
Anthropic · released 2026-05-28
Pricing
0.500¢ / 1K
2.50¢ / 1K
1.00¢ / 1K
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | $0.0100 |
| RAG query | 4,000 in / 500 out | $0.0325 |
| Long document summary | 50,000 in / 1,000 out | $0.2750 |
| Code review of a 2k-line file | 30,000 in / 2,000 out | $0.2000 |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $300.00 |
Cost = (input tokens ÷ 1,000,000 × $5.00) + (output tokens ÷ 1,000,000 × $25.00).
Benchmarks
#15 of 533
#14 of 197
Similar intelligence, lower price
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Qwen3.8-Flash-Next | 39.8 | $0.23 |
| GLM 5.3 Flash | 41.8 | $0.237 |
| DeepSeek V4.1 Flash (Reasoning, Max Effort) | 39.5 | $0.525 |
| Step 5 Preview | 43.7 | $1.425 |
| Gemini 3.8 Flash (high) | 40.9 | $1.50 |
Leaderboard neighbours
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Step 5 Preview | 43.7 | $1.425 |
| Kimi K3 (max) | 43.6 | $6.00 |
| GPT-5.6 Terra (max) | 42.1 | $4.50 |
| Claude Opus 4.8 (Adaptive Reasoning, Max Effort) | 41.8 | $10.00 |
| GLM 5.3 Flash | 41.8 | $0.237 |
| Gemini 3.8 Flash (high) | 40.9 | $1.50 |
| Claude Opus 4.7 (Adaptive Reasoning, Max Effort) | 40.7 | $10.00 |
More from Anthropic
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Claude Fable 5.1 (Adaptive Reasoning, Max Effort, Default Fallback) | 53.4 | $20.00 |
| Claude Opus 5 (Adaptive Reasoning, Max Effort) | 50.8 | $10.00 |
| Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback) | 49.6 | $20.00 |
| Claude Opus 4.7 (Adaptive Reasoning, Max Effort) | 40.7 | $10.00 |
| Claude Sonnet 5 (Adaptive Reasoning, Max Effort) | 38.2 | $4.00 |
| Claude Opus 4.6 (Adaptive Reasoning, Max Effort) | 31.9 | $10.00 |
| Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort) | 30.1 | $6.00 |
| Claude Opus 4.5 (Reasoning) | 29.1 | $10.00 |
Count tokens & estimate cost for Claude Opus 4.8 (Adaptive Reasoning, Max Effort) See Claude Opus 4.8 (Adaptive Reasoning, Max Effort) on the leaderboard
Source: Artificial Analysis · last synced 2026-09-22
FAQ
Who develops Claude Opus 4.8 (Adaptive Reasoning, Max Effort)?
Claude Opus 4.8 (Adaptive Reasoning, Max Effort) is developed by Anthropic, released 2026-05-28.
How much does Claude Opus 4.8 (Adaptive Reasoning, Max Effort) cost per million tokens?
Claude Opus 4.8 (Adaptive Reasoning, Max Effort) costs $5.00 per 1M input tokens and $25.00 per 1M output tokens ($10.00 blended), per Artificial Analysis's official pricing data.
How does Claude Opus 4.8 (Adaptive Reasoning, Max Effort) rank on benchmarks?
Claude Opus 4.8 (Adaptive Reasoning, Max Effort) scores 41.8 on the Artificial Analysis Intelligence Index, ranking #15 of 533 models we track.
Is there a cheaper model with similar intelligence to Claude Opus 4.8 (Adaptive Reasoning, Max Effort)?
Yes — Qwen3.8-Flash-Next scores similar intelligence (39.8) at $0.23/1M blended, versus $10.00/1M for Claude Opus 4.8 (Adaptive Reasoning, Max Effort).
Where does this data come from?
Pricing and benchmark data for Claude Opus 4.8 (Adaptive Reasoning, Max Effort) comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-09-22.