Kimi K3.1 Pro
Post-trained from Kimi K3, the model we found strongest on complex, multi-step work, it tops our lineup on the Intelligence Index and Terminal-Bench 4.0. It is also our most expensive model: for everyday agentic coding, start with DeepSeek V4.1 Flash, at a fraction of the price.
- Price per 1M tokens
- $2.00 in$10.00 out
- $0.20 cache read
- Context
- 1M
- 128K max output
- Vision
- Tool calling
- Reasoning optional, default max
How it ranks
Against every model we serve, best first. About the scores
- Kimi K3.1 Pro46
- DeepSeek V4.1 Flash33
- GLM 5.332
Not ranked, reported on another version: Kimi K3 (Intelligence v4.3: 44).
- DeepSeek V4.1 Flash77%
- Kimi K3.1 Pro75.5%
- GLM 5.369%
- Kimi K368.5%
- Kimi K3.1 Pro67.2%
- DeepSeek V4.1 Flash42.3%
- GLM 5.341.9%
Not ranked, reported on another version: Kimi K3 (Terminal-Bench 2.1: 85%).
Pricing
- Input
- $2.00 per 1M tokens
- Output
- $10.00 per 1M tokens
- Cache read
- $0.20 per 1M tokens
Specs
- Context window
- 1M tokens
- Max output
- 128K tokens
- Vision
- Yes
- Tool calling
- Yes
- Reasoning
- Adjustable (none, low, high, max)
- Default effort
- max
- Weights
- On Hugging Face
- In production since
- November 6, 2026
Quickstart
Pick your tool; the command already carries this model's id. More tools (Pi, Copilot, Zed, omp) in the setup guides.
OpenCode
Built inLaunch OpenCode on this model with the umans CLI. Umans AI is also built into OpenCode: run /connect and pick it.
curl -fsSL https://api.code.umans.ai/cli/install.sh | bash # once
umans opencode --model umans-kimi-k3.1-proOr consider
- DeepSeek V4.1 Flash$0.15 in · $0.60 out per 1MBest for fast agentic coding at a low price.DeepSWE 77%
- GLM 5.3$1.40 in · $4.40 out per 1MBest for complex, long-horizon coding.DeepSWE 69%
- Kimi K3$3.00 in · $15.00 out per 1MKimi K3: Moonshot's most capable model and the first open 3T-class release - 2.8T parameters, a 1M-token context window, and native vision, built for repository-scale understanding and long agentic runs.DeepSWE 68.5%
