Claude Opus 4.6
AnthropicASL-3Claude Opus 4.6 was released February 5, 2026. Introduced adaptive thinking with four effort levels, agent teams for splitting tasks, and 1M-token context window (beta). Scored 68.8% on ARC-AGI-2 (83% improvement over Opus 4.5), 65.4% on Terminal-Bench 2.0, and 72.7% on OSWorld. Priced at \$5/\$25 per million tokens.
Pricing
| Type | Price per MTok |
|---|---|
| Input | $5 |
| Output | $25 |
Benchmarks3
| Benchmark | Score |
|---|---|
| ARC-AGI-2 | 68.8% |
| Terminal-Bench 2.0 | 65.4% |
| OSWorld | 72.7% |
Claude Family13
| Model | Tier | Released | Input $/MTok |
|---|---|---|---|
| Claude Sonnet 4.6 | sonnet | 2026-02-17 | $3 |
| Claude Opus 4.5 | opus | 2025-11-24 | $5 |
| Claude Haiku 4.5 | haiku | 2025-10-15 | $1 |
| Claude Sonnet 4.5 | sonnet | 2025-09-29 | $3 |
| Claude Opus 4.1 | opus | 2025-08-05 | $15 |
| Claude Sonnet 4 | sonnet | 2025-05-22 | $3 |
| Claude Opus 4 | opus | 2025-05-22 | $15 |
| Claude 3.7 Sonnet | sonnet | 2025-02-24 | $3 |
| Claude 3.5 Haiku | haiku | 2024-11-04 | $0.8 |
| Claude 3.5 Sonnet | sonnet | 2024-06-20 | $3 |
| Claude 3 Opus | opus | 2024-03-04 | $15 |
| Claude 3 Sonnet | sonnet | 2024-03-04 | $3 |
| Claude 3 Haiku | haiku | 2024-03-04 | $0.25 |
Details
Model FamilyClaude
Tieropus
Generation4.6
Release Date2026-02-05
Context Window1M tokens
Safety LevelASL-3
Capabilities5
tool-useextended-thinkingagentic-codingadaptive-thinkingagent-teams
Sources1
Tags
claudeclaude-4adaptive-thinkingagent-teams