Model comparison
Seed 2.0 Pro vs Kimi K2.7 Code
Seed 2.0 Pro and Kimi K2.7 Code score almost the same on the Noometry Index (43.2 vs 43.3), so choose on price, context window or the category you care about most.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in reasoning, where Kimi K2.7 Code leads 39.0 to 24.1.
- Seed 2.0 Pro is cheaper at $0.50 / $3 per million input/output tokens, against $0.95 / $4 for Kimi K2.7 Code.
- Kimi K2.7 Code accepts more context: 262K tokens versus 256K.
- Kimi K2.7 Code has downloadable open weights; the other is API-only.
Side by side
| Seed 2.0 Pro | Kimi K2.7 Code | |
|---|---|---|
| Provider | ByteDance Seed | Moonshot AI |
| Noometry Index | 43.2 | 43.3 |
| Released | 2026-02-14 | 2026-06-12 |
| Weights | Proprietary | Open |
| Context window | 256K | 262K |
| Max output | 128K | 262K |
| Input $ / M tokens | $0.50 | $0.95 |
| Output $ / M tokens | $3 | $4 |
| Results tracked | 20 | 19 |
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Category by category
Coding Too close to call
Seed 2.0 Pro: 43.5 (#86), Kimi K2.7 Code: 42.9 (#95)
| Benchmark | Seed 2.0 Pro | Kimi K2.7 Code |
|---|---|---|
| DeepSWE | — | 30.5% |
| FrontierCode | — | 30.1% |
| LMArena WebDev | — | 1473 |
| SciCode | — | 47.5% |
| WeirdML | — | 54.1% |
| LMArena Coding | 1472 | — |
| ALE-Bench | — | 886.23 |
Agentic & Tool Use Not comparable
Seed 2.0 Pro: —, Kimi K2.7 Code: 24.0 (#122)
| Benchmark | Seed 2.0 Pro | Kimi K2.7 Code |
|---|---|---|
| APEX-Agents | — | 37.6% |
| GBAEval | — | 0.9% |
| Vending-Bench 2 | — | 5,083 |
Reasoning Kimi K2.7 Code leads
Seed 2.0 Pro: 24.1 (#165), Kimi K2.7 Code: 39.0 (#61)
| Benchmark | Seed 2.0 Pro | Kimi K2.7 Code |
|---|---|---|
| SimpleBench | — | 57.9% |
| NYT Connections (extended) | 28.4% | — |
| CritPt | — | 10% |
| Chess Puzzles | — | 21% |
| Thematic Generalization | 57.1% | — |
| LMArena Hard Prompts | 1453 | — |
| Surface Evolver Bench | — | 48.8% |
| Epoch Capabilities Index | — | 149.97 |
Math Kimi K2.7 Code leads
Seed 2.0 Pro: 39.3 (#108), Kimi K2.7 Code: 52.9 (#48)
| Benchmark | Seed 2.0 Pro | Kimi K2.7 Code |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 54% |
| FrontierMath Tier 4 | — | 12.2% |
| OTIS Mock AIME 2024-2025 | — | 95.6% |
| LMArena Math | 1439 | — |
Knowledge Kimi K2.7 Code leads
Seed 2.0 Pro: 40.2 (#122), Kimi K2.7 Code: 53.5 (#57)
| Benchmark | Seed 2.0 Pro | Kimi K2.7 Code |
|---|---|---|
| GPQA Diamond | — | 87.9% |
| SimpleQA Verified | — | 36.5% |
| LMArena Expert | 1440 | — |
Multimodal Not comparable
Seed 2.0 Pro: 41.5 (#35), Kimi K2.7 Code: —
| Benchmark | Seed 2.0 Pro | Kimi K2.7 Code |
|---|---|---|
| LMArena Vision | 1274 | — |
Multilingual Not comparable
Seed 2.0 Pro: 54.5 (#39), Kimi K2.7 Code: —
| Benchmark | Seed 2.0 Pro | Kimi K2.7 Code |
|---|---|---|
| LMArena Non-English | 1441 | — |
| LMArena Chinese | 1489 | — |
| LMArena French | 1471 | — |
| LMArena German | 1442 | — |
| LMArena Japanese | 1408 | — |
| LMArena Korean | 1411 | — |
| LMArena Russian | 1449 | — |
| LMArena Spanish | 1460 | — |
Instruction Following Not comparable
Seed 2.0 Pro: 74.5 (#91), Kimi K2.7 Code: —
| Benchmark | Seed 2.0 Pro | Kimi K2.7 Code |
|---|---|---|
| LMArena Instruction Following | 1414 | — |
Long Context Not comparable
Seed 2.0 Pro: 43.6 (#90), Kimi K2.7 Code: —
| Benchmark | Seed 2.0 Pro | Kimi K2.7 Code |
|---|---|---|
| LMArena Longer Query | 1428 | — |
Writing & Preference Not comparable
Seed 2.0 Pro: 62.9 (#69), Kimi K2.7 Code: —
| Benchmark | Seed 2.0 Pro | Kimi K2.7 Code |
|---|---|---|
| LMArena Text | 1448 | — |
| LMArena Creative Writing | 1406 | — |
| LMArena Multi-Turn | 1441 | — |
Frequently asked questions
Is Seed 2.0 Pro better than Kimi K2.7 Code?
Seed 2.0 Pro and Kimi K2.7 Code score almost the same on the Noometry Index (43.2 vs 43.3), so choose on price, context window or the category you care about most.
Which is cheaper, Seed 2.0 Pro or Kimi K2.7 Code?
Seed 2.0 Pro is cheaper. It lists at $0.50 per million input tokens and $3 per million output tokens; Kimi K2.7 Code lists at $0.95 and $4.
Is Seed 2.0 Pro or Kimi K2.7 Code better for coding?
They score almost the same on coding (43.5 vs 42.9); test both on your own repository before choosing.
Which has the bigger context window?
Kimi K2.7 Code does, with 262K tokens against 256K.
How many benchmarks do Seed 2.0 Pro and Kimi K2.7 Code share?
0 benchmarks have published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and Kimi K2.7 Code has 19.