Composer 2.5

Composer 2.5 is a reasoning model from Cursor in the Composer family. 4 benchmarks count toward its score, in 2 categories.

partialShows if the model has enough results for an index.
IndexOverall score out of 100.Unranked
CoverageShare of the index weight with results.40%
SpeedOutput tokens per second.
Input / 1MUS dollars per 1M input tokens.$0.5
Output / 1MUS dollars per 1M output tokens.$2.5
ContextMaximum tokens in one request.200K
EloLMArena rating and rank.N/A

The index is a score out of 100. The ± range shows how much it can change.

CapabilitiesScore per category, out of 100.

Out of 100
AgenticMulti-step tasks with tools.
58.5
CodingCode writing and repair.
63.0
ReasoningLogic problems and puzzles.
N/A
MultimodalTasks with images and text.
N/A
KnowledgeFacts and expert knowledge.
N/A
MultilingualTasks in many languages.
N/A
InstructionTasks with strict rules in the prompt.
N/A
MathMath problems.
N/A

Results

4 counted
BenchmarkThe test name.CategoryThe capability that the test measures.ResultThe score from the publisher.IndexThis result as a score out of 100.RunThe settings of the run.DateDate of the result.Published byThe source of the result.
SWE-benchCoding79.6%61.4Cursor CLI1 Sept 2026Vals AI
cursorBench31Coding63.2%Benchmark authors
Terminal-Bench 2.1Agentic58.4%58.5Cursor CLI21 Sept 2026Vals AI
cursorBench32Coding56.1%64.9Benchmark authors
Vibe Code Bench v1.1Coding49.6%62.8Cursor CLI21 Sept 2026Vals AI

4 benchmarks count, from 4 of 5 results. A grey row does not count. Too few models took that benchmark.

Sources

BenchLM benchmark aggregationUsed with attribution; per-benchmark results credited to their original authorsVals AI, collected directlyNo licence stated. Read from the public leaderboard and credited to Vals AI

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