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Compare / head-to-head

Claude Opus 5vsLlama 3.3 70B Instruct

Claude Opus 5 leads 2 of 2 shared benchmarks. Claude Opus 5 has the larger context window (1M tokens).

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

Shared benchmarks
2 – 0
Claude Opus 5 leads
Cheaper per token
list price, input + output
Larger context
Claude Opus 5
1M tokens
Provider uptime (30d)
100% · —
Anthropic · Meta
Claude Opus 5
Anthropic · released 2026-07-24
textvision
Context
1M
Max out
128K
Input /1M
$5
Output /1M
$25
Cached /1M
$0.5
Scores
9 · 6 core
Llama 3.3 70B Instruct
Meta · released 2024-12-06
text
Context
131K
Max out
Input /1M
Output /1M
Cached /1M
Scores
5 · 4 core
Quality

Benchmark matrix

BenchmarkClaude Opus 5Llama 3.3 70B InstructΔEdge
Reported by both · 2
GPQA Diamond93.9% epoch50.5% +43.4 ptClaude Opus 5
OTIS Mock AIME 2024-2025 (Epoch AI run)98.9% epoch5.1% epoch+93.8 ptClaude Opus 5
Only Claude Opus 5 reports · 7
Humanity's Last Exam (no tools)56.6% not reported
CursorBench 3.2.070% not reported
FrontierMath Tier 4 v2 (Epoch AI run)73.2% epochnot reported
FrontierMath Tiers 1-3 v2 (Epoch AI run)85.6% epochnot reported
GDPval-AA v21824 not reported
SimpleQA Verified59.9% epochnot reported
Terminal-Bench Science 0.129% not reported
Only Llama 3.3 70B Instruct reports · 2
MMLU-Pronot reported68.9%
LMArena Elonot reported1274
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 5 minus Llama 3.3 70B Instruct 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 5Llama 3.3 70B InstructEdge
Context window1M tokens131K tokensClaude Opus 5
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 5
Released2026-07-242024-12-06
Cited benchmark scores95
Reliability

Provider status

All providers
More matchups

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Public benchmarks are a starting point. Run Claude Opus 5 and Llama 3.3 70B Instruct on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.