$ diff k2-horizon deepseek-v4-pro-0813
K2 Horizon vs DeepSeek V4-Pro-0813
Values come from K2 Horizon and DeepSeek V4-Pro-0813, where each is cited to its source. This page states no benchmark result and ranks neither model — it puts two published specifications next to each other. Where a lab has not published a figure, the row says so rather than guessing.
IfmK2 Horizon
- context
- 524K
- weights
- open
- $/M in
- —
- $/M out
- —
- context
- 1.0M
- weights
- open
- $/M in
- $0.66
- $/M out
- $1.98
What actually differs
- Context window
- DeepSeek V4-Pro-0813 takes 1.0M against 524K — 2× more room in a single request.
- Weights
- Both publish weights — K2 Horizon under Apache 2.0 (weights and code), DeepSeek V4-Pro-0813 under MIT (open-weight, as reported). Check the licences rather than assuming they permit the same commercial use.
- Recency
- K2 Horizon shipped 21 days after DeepSeek V4-Pro-0813 (2026-09-03 vs 2026-08-13).
Full spec
| Attribute | K2 Horizon | DeepSeek V4-Pro-0813 |
|---|---|---|
| Developer | Ifm | DeepSeek |
| Released | 2026-09-03 | 2026-08-13 |
| Context window | 524,288 (flagship 375B-A23B, native from midtraining onward) | 1,048,576 (1M) — 384K max output |
| Pricing | not recorded | $0.66/M input (cache miss) · $1.98/M output off-peak; $1.32 · $3.96 at peak — see Pricing |
| License | Apache 2.0 (weights and code) | MIT (open-weight, as reported) |
| Availability | Hugging Face (weights, code, checkpoints, training data where redistributable) | DeepSeek API (Responses format, Codex-adapted), Hugging Face (`deepseek-ai/DeepSeek-V4-Pro-0813`) |