Claude Sonnet 4.6 vs DeepSeek V4 Pro (Max): pricing, Quality, Value, and benchmarks

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Pricing, app access, and Conversation Value

• Humanity's Last Exam

  Normalized quality input

  33.2%

  Official vendor benchmark page | Replaces the prior underreported HLE row.

• GPQA Diamond

  Graduate-level science QA

  89.9%

  Anthropic Claude Sonnet 4.6 model card | Official accepted GPQA Diamond value. Do not carry forward the stale 74.1% row.

• ARC-AGI-2

  Novel pattern reasoning

  58.3%

  ARC Prize leaderboard | ARC-AGI-2 is shown as supplementary evidence only and is not currently included in the PickAI Quality Score.

• MRCR v2

  128k retrieval

  84.9%

  Google DeepMind Gemini 3.1 Pro comparison table | Vendor-published cross-model comparison table. Treat this as current official evidence, not neutral third-party benchmarking.

• Humanity's Last Exam

  Normalized quality input

  33.5%

  Artificial Analysis - Humanity's Last Exam evaluation | Third-party benchmark evaluation page used only after the official HLE leaderboard sources fail to yield a usable result.

• SWE-Bench Pro

  Software engineering task resolution

  55.4%

  BenchLM AI coding leaderboard | Third-party coding leaderboard with exact model rows for SWE-Bench Pro and companion coding benchmarks.

• GPQA Diamond

  Pass@1

  90.1%

  NVIDIA DeepSeek V4 Pro model card | NVIDIA-hosted model card row for DeepSeek V4 Pro Max; use as sourced provisional benchmark evidence. Retained from the previous published snapshot because the current live source did not expose this benchmark row. Retained from the previous published snapshot because the current live source did not expose this benchmark row.

• Terminal-Bench 2.0

  Agentic terminal task completion

  67.9%

  NVIDIA DeepSeek V4 Pro model card | NVIDIA-hosted model card row for DeepSeek V4 Pro Max; display as companion agentic coding evidence. Retained from the previous published snapshot because the current live source did not expose this benchmark row. Retained from the previous published snapshot because the current live source did not expose this benchmark row.

Best if you want near-flagship Claude performance for everyday coding, documents, and knowledge work without paying flagship prices.

Claude Sonnet 4.6 is Anthropic's everyday AI model, released in February 2026, and the default for all free and standard subscribers. It approaches Opus-level intelligence at a price point that makes it practical for far more tasks Anthropic - making it the best value option in the Claude lineup. It handles writing, research, document analysis, and everyday questions with impressive accuracy and speed. It can hold entire codebases, lengthy contracts, or dozens of research papers in a single session Eesel AI, and reasons effectively across all of it. Early users report near human-level capability in tasks like navigating complex spreadsheets or filling out multi-step web forms. Anthropic Best suited for users who want a fast, reliable, and highly capable AI assistant for daily personal or professional use without needing the deepest reasoning that Opus offers

A cost-efficient frontier challenger for buyers who want strong reasoning, long-context work, and coding evidence without paying Western flagship economics.

Released April 2026, DeepSeek V4 Pro (Max) is a serious cost-efficiency challenger for buyers who care about frontier intelligence without frontier infrastructure costs. It competes with leading Western frontier models on complex reasoning, document analysis, and sustained multi-step work, while appearing to require far fewer processing resources for the level of capability delivered. Its strengths are broad versatility: long-context work that stays coherent, useful creative writing, strong coding benchmark evidence, and interactions that feel more thoughtful than formulaic. The caveats are still real: Western models may retain an edge on some narrow coding benchmarks, deeper web-search integration, and enterprise ecosystem maturity, and the low unit cost can encourage enough usage that teams should still watch total volume. Bottom line: DeepSeek V4 Pro (Max) is frontier-level capability at unusually aggressive economics. If you want one of the smartest models your money can buy, it belongs high on the shortlist.