Opus 4.6 is Anthropic’s strongest model for coding and long-running professional tasks. It is built for agents that operate across entire workflows rather than single prompts, making it especially effective...
Tested on 40 benchmarks · BenchGecko score 65.3. Top scores: Chatbot Arena Elo — Coding (1537.0%), Chatbot Arena Elo — Overall (1497.3%), MASK (96.3%).
Gemini 3.7 Flash scores 65.7 (101% as good) at $0.75/1M input · 85% cheaper
Capture-the-flag cybersecurity challenges. Tests vulnerability analysis, reverse engineering, cryptography, and exploitation skills.
Complex terminal-based engineering tasks. Models must use command-line tools, navigate filesystems, and debug systems through shell interaction.
Real-world software engineering tasks from GitHub issues. Models must diagnose bugs and write patches that pass test suites. Human-verified subset of SWE-bench.
Abstraction and Reasoning Corpus. Tests fluid intelligence through novel visual pattern recognition puzzles. Core measure of general intelligence.
ARC-AGI 2, harder sequel to ARC. More complex abstract reasoning patterns that test generalization ability beyond training data.
Deceptively simple questions that humans find easy but AI models often get wrong. Tests common sense and reasoning gaps.
Mock AIME (American Invitational Mathematics Exam) problems from OTIS. Tests mathematical competition performance.
Original research-level math problems created by professional mathematicians. Problems are unpublished and cannot be memorized.
- Typemultimodal
- Context1.0M tokens (~500 books)
- ReleasedFeb 2026
- LicenseProprietary
- StatusActive
- Cost / Message~$0.035
Frequently Asked Questions
Key facts · as of 2026-10-16
- Claude Opus 4.6 by Anthropic. BenchGecko score 65.3, rank 55 of 319 scored models (normalized average of public benchmark scores).
- List price $5.00 input · $25.00 output per 1M tokens (as of 2026-10-16).
- Sold by 6 providers (as of 2026-10-16): Amazon Bedrock $5.00 in / $25.00 out · Anthropic $5.00 in / $25.00 out · Azure $5.00 in / $25.00 out · Claude Platform on AWS $5.00 in / $25.00 out · Google $5.00 in / $25.00 out · and 1 more. Every provider
How to cite · data as of 2026-10-16
Claude Opus 4.6 · benchmarks, pricing and providers. BenchGecko, data as of 2026-10-16. https://benchgecko.ai/model/claude-opus-4-6
Credit "Source: BenchGecko" with a link. Prices per provider and Gecko Tests are BenchGecko data (CC BY 4.0); benchmark scores keep their original source, listed in the JSON. JSON · llms.txt · MCP