K2 Horizon 3.7B
Released
2026-09-03
Last refreshed
2026-09-07
Status
Researched 36d ago
Open sourceCommercial use: permittedCodingRAGAgentsLong contextClassificationJSON / Tool use
K2 Horizon 3.7B is available now for coding, rag, and agents with open-source and 512K context; evaluate it while provider pricing coverage matures.
MBZUAI releases · 7 in the last 12 months · this family litChangelog →
Specifications
- Family
- K2 Horizon
- Released
- 2026-09-03
- Context
- 512K
- Parameters
- 3.7B
- Architecture
- Decoder Only
- Specialization
- agentic
- Openness
- Open source
- License
- Apache 2.0OSI-approvedCommercial use: permitted
- Weights
- Available
- Code
- Unknown
- Training
- Pretrained
Created by
Pricing
No tracked provider token pricing is available yet.
Links
About
K2-Horizon-3.7B is a small dense K2 Horizon decoder-only model: 3.7B parameters, 512K native context, and Apache 2.0 weights on Hugging Face (IFM/K2-Horizon-3.7B). Part of IFM's six-model open fleet alongside larger MoE and dense siblings.
Providers
No active provider routes are tracked for this model yet.
Capabilities
ReasoningJSON / Tool useStructured Outputs
Benchmark peer barsfor Coding
SWE-bench VerifiedRank 78 of 94
LiveCodeBenchRank 57 of 71
Benchmark scores(9)
Scores are benchmark-specific and are direction-aware: the same numeric gap can mean very different outcomes across suites. Use the leaderboard context and this model's provider route to decide whether the winning margin is meaningful for your workload.
| Benchmark | Score | Version | Evaluation | Source |
|---|---|---|---|---|
| AIME 2025 | 89.2 | AIME 2025 (accuracy)Observed 2026-10-12 | — | Source |
| AIME 2026 | 90.8 | AIME 2026 (accuracy)Observed 2026-10-12 | — | Source |
| HMMT February 2026 | 75.2 | HMMT Feb 2026Observed 2026-10-12 | — | Source |
| Google-Proof Q&A | 68.9 | diamondObserved 2026-10-12 | — | Source |
| Humanity's Last Exam — No Tools | 14.0 | HLE (text), no toolsObserved 2026-10-12 | — | Source |
| Instruction-Following Evaluation | 83.6 | IFEval (loose)Observed 2026-10-12 | — | Source |
| LiveCodeBench | 64.5 | v6Observed 2026-10-12 | — | Source |
| SWE-bench Verified | 65.6 | SWE-bench Verified (mini-swe-agent)Observed 2026-10-12 | — | Source |
| Terminal-Bench 2.1 | 39.7 | Terminal-Bench 2.1 (terminus-2, 3 repeats)Observed 2026-10-12 | — | Source |
Migration checks
No linked migration route is available for this model yet.
Created by
Pricing
No tracked provider token pricing is available yet.
Links