Cursor: Composer 2.5 (Fast)
Vendor: cursor|
composer-2.5-fastModalities
TextText
In / out price99% off99% cheaper than the provider's official price per 1M tokens.
$0.038 / $0.038 per 1M
Context
256K
Released
May 18, 2026
Overview
Cursor's own agentic coding model, trained from a Moonshot Kimi K2.5 checkpoint with extra RL on long-horizon tasks. The Fast variant is the default interactive mode, tuned for tool use, multi-file edits and the terminal.
Context
256K
Max output
—
Released
May 18, 2026
Step-by-step reasoning
No
Coding
Price per 1M tokens
Input and output cost the same, billed per actual usage — no subscriptions, no minimums.
Input
$0.038/M
$3.00/M99% off99% cheaper than the provider's official price per 1M tokens.
Output
$0.038/M
$15.00/M100% off100% cheaper than the provider's official price per 1M tokens.
Official list price: $3.00 / $15.00 per 1M
Performance
Gateway metrics for the last 24 hours.
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FAQ
Are there any rate limits?
The default limit is request rate per key. Each key can be restricted by models, spend and IP in your dashboard.
How is billing calculated?
Pay as you go: one price per 1M tokens, input and output cost the same, charged proportionally to real usage.
Is streaming supported?
Yes, stream: true behaves exactly like in the OpenAI API — tokens arrive as they are generated.