What is Composer 2.5 Fast?
Composer 2.5 Fast is a Cursor model: Cursor's default IDE agent model (May 2026).
Models / Cursor
Composer 2.5 Fast
Composer · Released 2026-05-18
Cursor's default IDE agent model (May 2026).
Default Composer tier in Cursor for live pair-programming, multi-file agent applies, and terminal tool loops where responsiveness beats batch cost.
Composite—
Context200K
Input / 1M$3.0
Output / 1M$15
Knowledge cutoff2026-03-01
Statusflagship
Not enough families covered yet.Add more benchmark rows for Composer 2.5 Fast to see the family profile.
Editor's note
Fast is not a smarter model — it is the same weights with more inference budget. AA measured ~30% faster wall time per coding-agent task than Standard (6.7 vs 9.3 minutes) at 6× token price. Default it for IDE work; switch to Standard for overnight agent batches.Benchmark placements
Per-benchmark positions
Where Composer 2.5 Fast places on each public benchmark source that publishes a row. Rank counts every model with a latest row in the same test — not a universal quality score.
No benchmark rows yet for Composer 2.5 Fast.
Family context
Strongest rows in each family
The three highest-scoring models with pages in each capability family. Where Composer 2.5 Fast shows up, it's highlighted.
Reasoning
- 196
- 295
- 395
Math
- 152
- 252
- 350
Long context
- 189
- 286
- 385
Family coverage
Best score per family
A high composite that hides a weak family is a trap. These bars surface the families where this model hasn't been publicly tested, and where it leads.
No family coverage yet.
Price vs. performance
Where Composer 2.5 Fast sits on the scatter
Hover any dot for name, score, and input price. Keyboard: tab through the top twelve, or use the ranking below.
AnthropicOpenAIGoogleAlibabaMetaZhipuxAIDeepSeekMiniMaxXiaomiMoonshotOtherMeituanMistralNVIDIACohere
Full benchmark ledger
Every catalog benchmark for Composer 2.5 Fast. Scores link to the original source; gaps mean no public row exists yet.
0 of 13 catalog benchmarks have a sourced row for Composer 2.5 Fast.
Sources
Where the numbers come from
- Cursor Composer 2.5 docs· checked 2026-06-10
- AA Composer 2.5 analysis· checked 2026-06-10
Questions this model page answers
Every answer below is assembled from the dated fields on this page. Nothing is written separately for search.
What is Composer 2.5 Fast for?
Default Composer tier in Cursor for live pair-programming, multi-file agent applies, and terminal tool loops where responsiveness beats batch cost.
What does Composer 2.5 Fast cost?
Composer 2.5 Fast lists $3.0 input and $15 output per 1M tokens. Pricing last checked 2026-06-10.
How large is the Composer 2.5 Fast context window?
Composer 2.5 Fast publishes a 200K token context window.
What is the VerdictPal status of Composer 2.5 Fast?
Composer 2.5 Fast carries Flagship status on the model atlas.
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