Composer Models by Cursor (Anysphere)
Cursor (Anysphere)Proprietary
Cursor (Anysphere) releases · 2 in the last 12 monthsChangelog →
2 models2026Up to 1m ctxFrom $0.500/1M input
Last refreshed 2026-06-30. Next refresh: weekly.
Details
ResearcherCursor (Anysphere)
LicenseProprietary
Commercial useCommercial use: conditional
Models2
Released2026
Max context1m
Capabilities
JSON / Tool useAll models
Code ExecutionAll models
Links
WebsiteAbout
Cursor's proprietary family of agentic coding models, designed for long-horizon software engineering inside the Cursor IDE. Each generation is trained with reinforcement learning on real engineering tasks and evaluated on CursorBench and Terminal-Bench. Generations: Composer (Oct 2025), Composer 1.5, Composer 2 (Mar 2026), Composer 2.5 (May 2026). All models are Cursor-native; not available as standalone third-party APIs.
Decision facts
- Best fit
- JSON / Tool usecode executioncoding
- Capability starting point
- Composer 2.5 with 1m context and JSON / Tool use
- Lowest tracked input
- Composer 2.5 · $0.500/1M · Cursor
- Closest related family
- 360Zhinao
Current Variants
Use-when guidance is based on each model's tracked capabilities, context window, release date, and replacement status.
2 in view
Composer 2.5Current
Use when the workload needs code, 1m context, and JSON / Tool use.
2026-05code1m contextJSON / Tool use
Composer 2Current
Use when the workload needs code, 200k context, and JSON / Tool use.
2026-03code200k contextJSON / Tool use
| Model | Use when | Released | Signals | Status |
|---|---|---|---|---|
| Composer 2.5 | Use when the workload needs code, 1m context, and JSON / Tool use. | 2026-05 | code1m contextJSON / Tool use | Current |
| Composer 2 | Use when the workload needs code, 200k context, and JSON / Tool use. | 2026-03 | code200k contextJSON / Tool use | Current |
Release Timeline
2 release groups2026-05
1 current
Composer 2.5
Currentcode1m contextJSON / Tool use
2026-03
1 current
Composer 2
Currentcode200k contextJSON / Tool use
Specifications(2 models)
| Model | Released | Context | JSON / Tool use | Code Exec |
|---|---|---|---|---|
| Composer 2.5 | 2026-05 | 1m | Yes | Yes |
| Composer 2 | 2026-03 | 200k | Yes | Yes |
Available From(1 provider)
Pricing
| Model | Provider | Input / 1M | Output / 1M | Type |
|---|---|---|---|---|
| Composer 2.5 | Cursor | $0.5 | $2.5 | Serverless |
| Composer 2 | Cursor | $0.5 | $2.5 | Provisioned |
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