Claude 4.6 Opus
Anthropic's most intelligent model for building agents and coding, with stronger reliability and precision for long-horizon engineering and enterprise workflows.
Claude 4.6 Opus at a glance
Context window
1M tokens
Input price
$5
per 1M tokens
Output price
$25
per 1M tokens
Why use Claude 4.6 Opus
Strengths, benchmarks, and where Claude 4.6 Opus fits in your team's workflow.
1. Anthropic's top model for coding and agents
- Anthropic positions Opus 4.6 as its most intelligent model for building agents and coding.
- It builds on Opus 4.5 with higher reliability and precision for professional software engineering, complex agentic workflows, and high-stakes enterprise tasks.
2. Strong frontier performance on real agent benchmarks
- Anthropic reports state-of-the-art results across coding and agentic evaluations.
- Public benchmark highlights include 65.4% on Terminal-Bench 2.0, 72.7% on OSWorld, and 90.2% on BigLaw Bench.
3. Best fit for long-horizon, high-context work
- Supports up to a 1M token context window in beta and up to 128K output tokens.
- Designed for long-running tasks that need sustained planning, careful debugging, code review, and strong context retention.
4. Advanced reasoning controls and workflow support
- Supports adaptive thinking and the
effortparameter, including the newmaxeffort level. - Anthropic also introduced fast mode, compaction, and dynamic filtering with web search and web fetch for Opus 4.6-era agent workflows.
Power your team with Claude 4.6 Opus
Appaca is the AI workspace for operators. Build internal tools and AI co-workers powered by Claude 4.6 Opus - connected to your real data and ready for your whole team. No code, no deployment.
Build internal AI tools
Describe what you need and the Appaca agent builds it - lead scorers, report generators, email drafters - with Claude 4.6 Opus as the engine. No code, no deployment.
Give Claude 4.6 Opus your real data
Connect the tools your team already uses - Slack, Notion, Google Sheets, Airtable, and more - so Claude 4.6 Opus works with real context, not generic answers.
Automate recurring tasks
Schedule Claude 4.6 Opus to run on autopilot - daily digests, weekly summaries, or real-time triggers - all managed inside your Appaca workspace.
Describe it, and it's built
Tell the Appaca agent what your team needs and it builds a working app powered by Claude 4.6 Opus - connected to the tools you already use.
Where teams use Claude 4.6 Opus
See how teams put Claude 4.6 Opus to work inside Appaca - internal tools and AI agents that work around you.
Sales
Score leads, draft follow-ups, and summarise deals with Claude 4.6 Opus doing the heavy lifting.
Explore Appaca for SalesMarketing
Draft, repurpose, and report on campaigns in your brand voice - powered by Claude 4.6 Opus.
Explore Appaca for MarketingOperations
Automate reporting, vendor tracking, and process docs with AI built around your workflow.
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Build internal AI tools with Claude 4.6 Opus
Describe the tool your team needs and get a working app powered by Claude 4.6 Opus - with a built-in database, team access, and integrations. No code, no deployment.