Noometry

Model comparison

Claude Opus 4.7 vs Devstral 2

Claude Opus 4.7 has enough public results to be ranked (#19); Devstral 2 does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

Claude Opus 4.7 Anthropic

58.3

Rank #19 Confirmed

Devstral 2 Mistral AI

36.1

Unranked Sparse

Summary

  • They share 1 benchmark with published results for both. Claude Opus 4.7 scores higher in 1 category and Devstral 2 in 0 categories; one gap is clear of the uncertainty.
  • The widest gap is in coding, where Claude Opus 4.7 leads 59.6 to 33.2.
  • Devstral 2 is cheaper at $0.40 / $2 per million input/output tokens, against $5 / $25 for Claude Opus 4.7.
  • Claude Opus 4.7 accepts more context: 1M tokens versus 262K.
  • Devstral 2 has downloadable open weights; the other is API-only.

Side by side

Claude Opus 4.7Devstral 2
ProviderAnthropicMistral AI
Noometry Index58.336.1
Released2026-04-142025-12-09
WeightsProprietaryOpen
Context window1M262K
Max output128K262K
Input $ / M tokens$5$0.40
Output $ / M tokens$25$2
Results tracked662

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Category by category

Coding Claude Opus 4.7 leads

Claude Opus 4.7: 59.6 (#13), Devstral 2: 33.2 (#261)

BenchmarkClaude Opus 4.7Devstral 2
LMArena WebDev15581197
SWE-bench Verified83.5%—
FrontierCode38.5%—
SWE-bench Verified (bash only)—53.8%
SciCode54.5%—
GSO44.1%—
WeirdML76.4%—
LMArena Coding1518—
MirrorCode31.1%—
ALE-Bench1,323—

Agentic & Tool Use Not comparable

Claude Opus 4.7: 47.9 (#10), Devstral 2: —

BenchmarkClaude Opus 4.7Devstral 2
Terminal-Bench80.2%—
APEX-Agents49.2%—
OSWorld 2.018.2%—
τ²-bench Banking40.2%—
PostTrainBench28.6%—
ExploitBench26.5%—
GBAEval43.8%—
GDP.pdf21%—
LMArena Search1233—
Vending-Bench 210,937—

Reasoning Not comparable

Claude Opus 4.7: 53.8 (#29), Devstral 2: —

BenchmarkClaude Opus 4.7Devstral 2
ARC-AGI-275.8%—
SimpleBench61.7%—
Kagi LLM Benchmark80.7%—
NYT Connections (extended)39%—
ARC-AGI-193.5%—
CritPt12%—
Chess Puzzles30%—
Thematic Generalization72.8%—
EBR-Bench19%—
LMArena Hard Prompts1506—
Mystery Game Puzzles28%—
DTBench94.7%—
LMCA52.2%—
Epoch Capabilities Index156.25—
ForecastBench60.3—

Math Not comparable

Claude Opus 4.7: 66.7 (#26), Devstral 2: —

BenchmarkClaude Opus 4.7Devstral 2
FrontierMath (Tiers 1-3)70.2%—
FrontierMath Tier 431.7%—
MathArena Final-Answer Competitions73.6%—
OTIS Mock AIME 2024-202597.8%—
ProofBench54%—
LMArena Math1499—
FrontierMath (Feb 2025 set)43.8%—
FrontierMath Tier 4 (v1)22.9%—

Knowledge Not comparable

Claude Opus 4.7: 62.6 (#23), Devstral 2: —

BenchmarkClaude Opus 4.7Devstral 2
GPQA Diamond90.2%—
Humanity's Last Exam36.2%—
SimpleQA Verified51.7%—
Vectara Hallucination Rate12%—
LMArena Expert1521—

Multimodal Not comparable

Claude Opus 4.7: 41.2 (#38), Devstral 2: —

BenchmarkClaude Opus 4.7Devstral 2
LMArena Vision1316—
Blueprint-Bench 224.5%—
Furniture Assembly33.3%—
LMArena Document1495—

Multilingual Not comparable

Claude Opus 4.7: 57.3 (#10), Devstral 2: —

BenchmarkClaude Opus 4.7Devstral 2
LMArena Non-English1480—
LMArena Chinese1531—
LMArena French1503—
LMArena German1495—
LMArena Japanese1472—
LMArena Korean1464—
LMArena Russian1494—
LMArena Spanish1495—

Instruction Following Not comparable

Claude Opus 4.7: 78.4 (#10), Devstral 2: —

BenchmarkClaude Opus 4.7Devstral 2
LMArena Instruction Following1498—

Long Context Not comparable

Claude Opus 4.7: 46.2 (#25), Devstral 2: —

BenchmarkClaude Opus 4.7Devstral 2
LMArena Longer Query1505—

Writing & Preference Not comparable

Claude Opus 4.7: 75.1 (#8), Devstral 2: —

BenchmarkClaude Opus 4.7Devstral 2
LMArena Text1490—
LMArena Creative Writing1486—
EQ-Bench Creative Writing1914—
EQ-Bench 41311—
LMArena Multi-Turn1505—

Frequently asked questions

Is Claude Opus 4.7 better than Devstral 2?

Claude Opus 4.7 has enough public results to be ranked (#19); Devstral 2 does not yet, so treat this comparison as directional.

Which is cheaper, Claude Opus 4.7 or Devstral 2?

Devstral 2 is cheaper. It lists at $0.40 per million input tokens and $2 per million output tokens; Claude Opus 4.7 lists at $5 and $25.

Is Claude Opus 4.7 or Devstral 2 better for coding?

Claude Opus 4.7 scores higher on coding benchmarks: 59.6 versus 33.2 in the Noometry coding category.

Which has the bigger context window?

Claude Opus 4.7 does, with 1M tokens against 262K.

How many benchmarks do Claude Opus 4.7 and Devstral 2 share?

1 benchmark has published results for both models. Claude Opus 4.7 has 66 scored results on Noometry and Devstral 2 has 2.

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