Claude Opus 5vsClaude Opus 4.6
Across 7 shared benchmarks, Claude Opus 5 leads overall: Claude Opus 5 wins 7, Claude Opus 4.6 wins 0, with 0 ties and an average score difference of +15.85.
Claude Opus 5
Anthropic · 2026-07-24 · Reasoning model
Claude Opus 4.6
Anthropic · 2026-02-05 · Reasoning model
Claude Opus 57 wins(100%)(0%)0 winsClaude Opus 4.6
Benchmark scores
Grouped by capability, sorted by largest gap within each. 7 shared benchmarks.
General Knowledge
Claude Opus 5 4/4| Benchmark | Claude Opus 5 | Claude Opus 4.6 | Diff |
|---|---|---|---|
| ARC-AGI-3 | 30.201 / 9Thinking High (No Tools) | 04 / 9最高（无工具） | +30.20 |
| ARC-AGI-2 | 90.401 / 62最高（无工具） | 66.3017 / 62Extended (no tools) | +24.10 |
| HLE | 64.701 / 172Max (With Tools) | 5318 / 172Extended (with tools, internet) | +11.70 |
| ARC-AGI | 97.501 / 68极高强度思考（无工具） | 9213 / 68Extended (no tools) | +5.50 |
Coding and Software Engineer
Claude Opus 5 2/2| Benchmark | Claude Opus 5 | Claude Opus 4.6 | Diff |
|---|---|---|---|
| SWE-bench Multilingual | 89.501 / 23Max (With Tools) | 7214 / 23Extended (with tools) | +17.50 |
| SWE-bench Verified | 961 / 112Max (With Tools) | 80.8410 / 112Extended (with tools) | +15.16 |
AI Agent - Information Search
Claude Opus 5 1/1| Benchmark | Claude Opus 5 | Claude Opus 4.6 | Diff |
|---|---|---|---|
| BrowseComp | 90.802 / 53Max (With Tools + Internet) | 8411 / 53Thinking (With Tools + Internet) | +6.80 |
Specs
| Field | Claude Opus 5 | Claude Opus 4.6 |
|---|---|---|
| Publisher | Anthropic | Anthropic |
| Release date | 2026-07-24 | 2026-02-05 |
| Model type | Reasoning model | Reasoning model |
| Architecture | Dense | Dense |
| Parameters | Not available | Not available |
| Context length | 1M | 1000K |
| Max output | 128K | 64K |
API pricing
Prices use DataLearner records when available; missing fields are not inferred.
| Item | Claude Opus 5 | Claude Opus 4.6 |
|---|---|---|
| Text input | $5 / 1M tokens | $0.5 / 1M tokens |
| Text output | $25 / 1M tokens | $25 / 1M tokens |
| Cache read | $0.5 / 1M tokens | $0.5 / 1M tokens |
| Cache write | $6.25 / 1M tokens | $10 / 1M tokens |
Summary
- Claude Opus 5leads in:General Knowledge (4/4), Coding and Software Engineer (2/2), AI Agent - Information Search (1/1)
On average across the 7 shared benchmarks, Claude Opus 5 scores 15.85 higher.
Largest single-benchmark gap: ARC-AGI-3 — Claude Opus 5 30.20 vs Claude Opus 4.6 0 (+30.20).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.