Compare / head-to-head

Claude Opus 4.7vsDeepSeek V3.1

Claude Opus 4.7 leads 4 of 4 shared benchmarks. Claude Opus 4.7 has the larger context window (1M tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
4 – 0
Claude Opus 4.7 leads
Cheaper per token
—
list price, input + output
Larger context
Claude Opus 4.7
1M tokens
Providers
2 providers
Anthropic · DeepSeek
Claude Opus 4.7
Anthropic · released 2026-04-16
textvision
Context
1M
Max out
128K
Input /1M
$5 ↗
Output /1M
$25 ↗
Cached /1M
$0.5
Scores
46 · 16 core
DeepSeek V3.1
DeepSeek · released 2025-08-21
text
Context
128K
Max out
—
Input /1M
—
Output /1M
—
Cached /1M
—
Scores
18 · 9 core
Quality

Benchmark matrix

BenchmarkClaude Opus 4.7DeepSeek V3.1ΔEdge
Reported by both · 4
LMArena Elo1483.4 ↗1417.1 ↗+66.3Claude Opus 4.7
BrowseComp79.8% ↗30% ↗+49.8 ptClaude Opus 4.7
SimpleBench (SimpleBench)61.7% ↗40% ↗+21.7 ptClaude Opus 4.7
WeirdML (Håvard Tveit Ihle)76.4% ↗38.4% ↗+38 ptClaude Opus 4.7
Only Claude Opus 4.7 reports · 34
SWE-bench Verified87.6% ↗not reported——
GPQA Diamond94.2% ↗not reported——
AIME 202695.8% ↗matharena ⚠not reported——
Humanity's Last Exam (no tools)46.9% ↗not reported——
APEX-Agents (Mercor)49.2% ↗not reported——
Chess Puzzles (Epoch AI run)30% ↗epoch runnot reported——
EBR-bench (Epoch AI run)19% ↗epoch runnot reported——
FrontierMath Tier 4 v2 (Epoch AI run)31.7% ↗epoch runnot reported——
FrontierMath Tiers 1-3 v2 (Epoch AI run)70.2% ↗epoch runnot reported——
Furniture Assembly (Epoch AI run)33.3% ↗epoch runnot reported——
GSO Opt@1 (GSO)42.2% ↗not reported——
Humanity's Last Exam (with tools)54.7% ↗not reported——
LiveBench Agentic Coding (LiveBench)50.7% ↗not reported——
LiveBench Coding (LiveBench)82.1% ↗not reported——
LiveBench Data Analysis (LiveBench)78.3% ↗not reported——
LiveBench Instruction Following (LiveBench)66.7% ↗not reported——
LiveBench Language (LiveBench)77.9% ↗not reported——
LiveBench Mathematics (LiveBench)92.9% ↗not reported——
LiveBench Reasoning (LiveBench)87.2% ↗not reported——
LMArena Vision (LMArena)1298.1 ↗not reported——
LMArena WebDev (LMArena)1557.3 ↗not reported——
MirrorCode (Epoch AI run)31.1% ↗epoch runnot reported——
Mystery Game Puzzles (Epoch AI run)28% ↗epoch runnot reported——
OSWorld-Verified82.8% ↗not reported——
OTIS Mock AIME 2024-2025 (Epoch AI run)97.8% ↗epoch runnot reported——
SAGE (Vals AI)56.1% ↗not reported——
SimpleQA Verified51.7% ↗epoch runnot reported——
SWE-bench Multilingual80.5% ↗not reported——
SWE-bench Multimodal34.5% ↗not reported——
SWE-Bench Pro64.3% ↗not reported——
SWE-bench Verified (Epoch AI run)83.5% ↗epoch runnot reported——
tau2-bench Banking Knowledge (Sierra)40.2% ↗not reported——
Terminal-Bench 2.166.1% ↗not reported——
Vending-Bench 2 (Andon Labs)10936.76 ↗not reported——
Only DeepSeek V3.1 reports · 14
Aider-Polyglot (thinking)not reported76.3% ↗——
AIME 2024 (thinking)not reported93.1% ↗——
AIME 2025 (thinking)not reported88.4% ↗——
GPQA-Diamond (thinking)not reported80.1% ↗——
HMMT 2025 (thinking)not reported84.2% ↗——
Humanity's Last Exam (Python + Search)not reported29.8% ↗——
Humanity's Last Exam (thinking, text-only)not reported15.9% ↗——
LiveCodeBench (2408-2505) (thinking)not reported74.8% ↗——
MMLU-Pro (thinking)not reported84.8% ↗——
MMLU-Redux (thinking)not reported93.7% ↗——
SimpleQA (search agent)not reported93.4% ↗——
SWE Verified (Agent mode)not reported66% ↗——
SWE-bench Multilingual (Agent mode)not reported54.5% ↗——
Terminal-bench (Terminus 1 framework)not reported31.3% ↗——
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Claude Opus 4.7 minus DeepSeek V3.1 in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecClaude Opus 4.7DeepSeek V3.1Edge
Context window1M tokens128K tokensClaude Opus 4.7
Max output128K tokens——
Input price / 1M$5 ↗——
Output price / 1M$25 ↗——
Cached input / 1M$0.5 ↗——
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$30——
Modalitiestext · visiontextClaude Opus 4.7
Released2026-04-162025-08-21—
Cited benchmark scores4618—
Reliability

Provider status

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